Sumitomo SH145X-6 Operator's Manual
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Sumitomo SH145X-6 Operator's Manual

Sumitomo SH145X-6 Operator's Manual

Hydraulic excavator
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HYDRAULIC EXCAVATOR
OPERATOR'S MANUAL
Please keep this manual inside the machine using
Serial No.
a manual holder cable to refer to whenever needed.
145N6-1101-
(See the back cover for how to attach the manual to
the manual holder cable.)
WDL1456D-1W_AU1 001

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Questions and answers

Michael Barolo
April 30, 2025

What is the overall weight for SH145X-6 SUMMITOMO EXCAVATOR WITH BLADE

0
1 comments:
Mr. Anderson
May 16, 2025

The overall weight of the Sumitomo SH145X-6 excavator with blade is between 14,500 kg and 15,000 kg.

This answer is automatically generated

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Summary of Contents for Sumitomo SH145X-6

  • Page 1 HYDRAULIC EXCAVATOR OPERATOR'S MANUAL Please keep this manual inside the machine using Serial No. a manual holder cable to refer to whenever needed. 145N6-1101- (See the back cover for how to attach the manual to the manual holder cable.) WDL1456D-1W_AU1 001...

  • Page 3: Table Of Contents

    Contents 1-General Information Safety Rules and Warnings Definitions..........................1-1 To All Users.................................... 1-2 About the Front, Rear, Left, and Right of This Machine......................1-4 For Safe Operation................................. 1-4 Explanation of Main Parts...............................1-7 2-Safety Information Safety Rules................................... 2-1 Safety Decals..................................2-29 3-Description of Handling Entering and Leaving the Cab..........................
  • Page 4 Contents 4-Operation Explanations Cautions for Operating This Machine........................4-1 Handling a New Machine............................4-1 Cautions for Using a New Machine............................4-1 Start-up Inspections (inspections before starting work)..................4-2 How to Perform Start-up Inspections............................4-2 Anti-theft................................4-6 Anti-theft Function...................................4-6 How to Use Anti-theft Function............................... 4-7 Starting and Stopping the Engine..........................
  • Page 5 Contents On arm cylinder..................................4-41 Cautions When Operating Machine........................4-42 Cautions for Operations................................4-42 Cautions for Working on an Incline............................4-42 Travel with the Bucket Dug into the Ground Prohibited......................4-42 Pounding the Bucket to Force it into the Ground Prohibited....................4-42 Caution for Working at End of the Hydraulic Cylinder Stroke....................4-43 Using the Swinging Force to Do the Work Prohibited......................4-43 Machine Operation Procedure..........................4-44 Digging....................................4-44...
  • Page 6 General Cautions for Service..............................6-1 Service Chart..................................6-4 Hydraulic Fluids, Fuels, and Lubricants..........................6-9 Hydraulic Oil Capacities and Lubricant Specifications......................6-16 Genuine Sumitomo Product..............................6-16 Consumable Parts................................6-17 Important Safety-related Parts Requiring Periodic Replacement..................6-18 Lubrication and Element............................... 6-20 Retightening Bolts, Nuts, and Hose Fittings......................... 6-24 Start-up Inspection................................6-29...
  • Page 7 Contents 7-Troubleshooting Engine-related............................... 7-2 Monitor Display..............................7-4 Operation................................7-5 Hydraulic Pump..............................7-5 Machine................................. 7-6 Travel..................................7-6 Swing..................................7-7 Hydraulic Cylinder..............................7-7 8-Specification Main Specifications.................................8-1 Dimension....................................8-2 Bucket and Arm Types................................. 8-13 Shoe Type.................................... 8-14 Function....................................8-15 9-Options Breaker.................................. 9-1 Breaker Handling (attachment)...............................9-1 Cautions for Using Hydraulic Breaker.............................9-2 Crusher..................................
  • Page 8 Contents...

  • Page 9: 1-General Information

    1-General Information General Information Safety Rules and Warnings Definitions For the Safety of Persons This is a safety warning symbol. This symbol warns you of danger of serious injury to yourself and others. In order to protect against death or serious injury, follow all the safety information described with this symbol.

  • Page 10: To All Users

    Read them carefully. Always keep this operator's manual on hand so it is available to read anytime. ● If this manual is lost or damaged, immediately contact Sumitomo or your local dealer and obtain a replacement. ●...
  • Page 11 1-General Information Tie this manual with wire to the document pocket on the rear of the seat. ylnr3p-002 ylnr3p-002...

  • Page 12: About The Front, Rear, Left, And Right Of This Machine

    1-General Information About the Front, Rear, Left, and Right For Safe Operation of This Machine Run-in Period This product was adequately adjusted and inspected before shipment from the plant, but if it is used too severely at the start, its performance will drop rapidly and its service life will be reduced.
  • Page 13 1-General Information Precaution Identification Plates Precaution identification plates are attached at the necessary locations on the machine in order to identify hazards for operation and service. ● Examples of precaution identification plates using text Parts number 6252B056 6252B056 ● Examples of precaution identification plates using icons Precaution identification plates using icons warn about hazards.
  • Page 14 1-General Information Warranty If a breakdown should occur, repairs are warranted within the range stated on the "warranty certificate". However, the engine is warranted by the "warranty certificate" issued by the engine manufacturer. Contact for Ordering Parts and in Case of Breakdown When ordering parts or if the machine breaks down, contact us with the serial number and engine number.

  • Page 15: Explanation Of Main Parts

    1-General Information Explanation of Main Parts The "SH145X-6/SH145XU-6" are hydraulic excavators. The hydraulic excavator comprises the undercarriage with shoes mounted, the upper swing body, and the turntable bearing that supports the upper swing body. The upper swing body includes the attachments at the tip of the machine, the engine, the hydraulic equipment, and the cab.
  • Page 16 1-General Information 6EEA35CE 6EEA35CE Backhoe bucket Hydraulic reservoir Upper roller Bucket link Control valve Recoil spring Arm link Hydraulic pump Take-up roller Bucket cylinder Engine compartment Counterweight Turntable bearing Arm cylinder Air cleaner Blade Boom Battery Base boom Boom cylinder Crawlers (shoes) Offset boom Swing reduction gear...

  • Page 17: 2-Safety Information

    2-Safety Information Safety Information If it is lost or destroyed, consult our dealer or Safety Rules authorized service shop. The operator must pay attention for the sake of If you wish to order additional copies of this their own safety and the safety of those in the manual or want an edition in a language other than area.
  • Page 18 2-Safety Information Discussing work details Before Work Thoroughly discuss work details, and if a Wear proper clothes and carry your signalman is assigned, confirm the signalman qualification certificate. and thoroughly review the signals. Wearing necessary protective gear is fundamental to safety. When operating, use: 　...
  • Page 19 2-Safety Information Check on surrounding conditions Entry into work site prohibited (Do not allow people to approach work range.) ● Where the work may pose a risk of falling rocks, install head guards. ● Before working, be sure to check that there are no people or obstacles in the work range.
  • Page 20 2-Safety Information Safety Precautions Taking care of this machine Anyone other than the operator riding in the ● Clean the windows to provide good visibility machine is prohibited. of the surroundings. If it is damaged, replace it. ● Do not allow anyone other than the operator to ride in the machine.
  • Page 21 2-Safety Information Pay attention to the signals and signs. Cautions for entering and leaving this machine ● Install appropriate signs in any location with ● When entering or leaving this machine, a weak road shoulder, incline, or other always use the handrails ①, steps ② and danger.
  • Page 22 Make sure that all the doors including the ● Sumitomo takes no responsibility for operator's cab door, the left and right side machine breakdown or accidents resulting doors, and the engine hood, are locked.
  • Page 23 Therefore, attention is required when traveling or working. ● Sumitomo takes no responsibility for machine breakdown or accidents resulting from attachments being used without permission. ●...
  • Page 24 2-Safety Information Signals for collaborative work Precautions for working near power lines ● At work sites, where two or more ● Implement safety measures such as meeting construction machines are working together, with the power company in advance and decide the signals and signalman. assigning a guide.
  • Page 25 2-Safety Information Checking the digging position (pay attention to underground structures.) ● Depending on the site, sewage pipes, water pipes, gas pipes, electrical cables, and other underground structures may be present. Before starting the work, investigate the terrain, mark the digging position, and proceed with the work with all care.
  • Page 26 2-Safety Information During Work Stop work immediately if you detect any abnormality in the machine. Digging too much right at your feet is dangerous. ● If you sense anything abnormal in the Position the machine for easy evacuation in machine during operation, stop work case of an emergency.
  • Page 27 2-Safety Information Cautions on an incline Cautions concerning ventilation ● Be particularly careful when working on an ● Engine exhaust gas is dangerous. incline. The stability of the machine is greatly ● Before starting the engine in a poorly affected. ventilated area such as indoors, in a tunnel, ●...
  • Page 28 2-Safety Information When using the breaker ● Breaker work is restricted to those who have taken the vehicle-type construction machine (for demolition) operation skill training course and obtained the certificate of completion. ● When installing the breaker, always consult our dealer or authorized service shop to avoid safety problems, machine breakdown, and reduced service life.
  • Page 29 2-Safety Information During Travel Cautions when traveling Travel route check ● Select flat roadbeds to travel on as much as possible ● Investigate the travel route beforehand. ● Avoid obstructions, power poles, and ● When moving the machine through a buildings.
  • Page 30 2-Safety Information Cautions for changing direction on an incline Cautions for traveling uphill and downhill (slopes) ● Changing direction on an incline poses the danger of slipping sideways and falling over. ● Travel uphill/downhill roads at slow speed, If changing direction on a slope cannot be keeping the bucket 20 to 30 cm off the avoided, do so gradually and on solid ground.

  • Page 31: After Work Is Completed

    2-Safety Information After Work is Completed When parking on the road When parking the machine ● When parking on the road, install signs, a fence, etc. so that other passing vehicles can ● Park the machine at a safe location on level, clearly recognize the machine even at night.
  • Page 32 2-Safety Information Inspection after work After the work is completed, inspect each part of the machine. (Together with washing the machine) ● If any problem is found, repair it immediately. Do not leave it for the next day. ● Refill the fuel tank after the work each day. In particular, after working in coastal areas, after working in a dusty location, 　...
  • Page 33 2-Safety Information Transporting Caution during transport Cautions for loading and unloading ● Fasten the machine body securely so that it cannot move during transportation. ● Use a ramp when loading on or unloading from a trailer or truck. ● Make sure to stop the engine before tying down the machine.
  • Page 34 2-Safety Information Cautions for removing the front attachment ● With the front attachment removed, the position of the center of gravity shifts drastically to the rear. ● Be careful when traveling. When traveling on a ramp, face the counterweight up slope. D8536D04 D8536D04 Towing the machine...
  • Page 35 2-Safety Information Before Performing Service Display during inspection Understanding how to perform service ● Put a tag indicating "Inspection Under Way" on the door or operation lever. ● Before performing service, carefully read and understand [Maintenance]. D7A9779A D7A9779A 01B64535 Important safety-related parts 01B64535 Perform service on a level surface.
  • Page 36 2-Safety Information Service Cautions when opening the hood or cover Servicing a moving machine is prohibited. ● Do not open the engine hood while the engine is running. ● Avoid servicing a moving machine as much as possible. ● When opening the engine hood or cover, always lock it.
  • Page 37 2-Safety Information Using protective gear Holding attachments ● When performing service, use a protective ● It is dangerous to replace or repair a joint or eyewear, a safety helmet, safety shoes, and hose while the attachment is held in mid-air. gloves, and as required by the work, use Always lower to the ground or a block.
  • Page 38 2-Safety Information Being prepared just in case High pressure oil ● Decide in advance how to report or take ● It is dangerous to perform service with action in case of an accident or a fire. hydraulic pressure present in excavator lines Also, find out in advance where the fire and equipment lines because oil may blow extinguisher and first aid box are stored and...
  • Page 39 2-Safety Information Cautions for high pressure and high voltage Battery when the engine is running ● The battery generates combustible gas. Be careful about the engine's high-pressure Keep away from fire. 　 fuel. ● Dilute sulfuric acid is used for the battery ●...
  • Page 40 2-Safety Information Removing the battery Handling high-pressure hoses ● Before servicing electrical systems, cut off ● If a high-pressure hose is bent or torn, it can electrical circuits by either turning the battery be damaged. disconnect switch to the "OFF" position or Do not use a hose that is bent or torn.
  • Page 41 2-Safety Information Using genuine parts Cautions for washing vehicle Always use genuine parts for replacement When washing vehicles, be careful not to get parts and oils/greases. any water on electrical equipment. Use oils/greases suitable to the temperature. Monitor sections and electrical equipment ●...
  • Page 42 2-Safety Information Cautions for oil draining and filter replacement Lubricants ● Draining water or oil, or replacing filters ● Only use clean oil and grease and do not immediately after the engine is stopped is allow dirt or other contamination. dangerous.
  • Page 43 2-Safety Information Cautions for welding repair ● Make sure to turn OFF the power supply (turn the starter switch OFF) before turning the battery disconnect switch to the "OFF" position (if equipped) or disconnecting the negative (－) terminal of the battery. ●...
  • Page 44 2-Safety Information Cautions after service Service when using machine under special [Determine the signals to use for collaborative conditions work.] Use in severe heat 　 After service, run the engine at low idling and Service the coolant and the radiator. check the service locations for any oil or Adjust the fan belt tension.

  • Page 45: Safety Decals

    2-Safety Information Safety Decals WARNING Safety decals are pasted on this machine in order to prevent personal injury accidents. Inspect decals daily to see if they are legible and have no damages. A lack of decals encouraging attention is dangerous because it can lead to personal injury accidents. WARNING Clean off decals periodically.
  • Page 46 2-Safety Information Blade type 6 6 9 CD15A3DA CD15A3DA 2-30...
  • Page 47 2-Safety Information Offset boom type 6 6 9 E4601B70 E4601B70 2-31...
  • Page 48 2-Safety Information CD54FA65 CD54FA65 2-32...
  • Page 49 2-Safety Information Examples of Decals 1. Cautions for Safety Part number: KHP37610 CAUTION WARNING CAUTION 1． ＦOR THE SAFE AND THE MOST EFFICIENT OPERATION，  READ CAREFULLY ALL THE INSTRUCTIONS， WARNINGS AND PARTICULARLY DAILY INSPECTION METHODS IN THE OPERATOR'S MANUAL． ２． ＡS INSTRUCTED IN THE OPERATOR'S MANUAL，  IDLE THE MACHINE SUFFICIENTLY BEFORE PLACING IT IN SERVICE OR STOPPING THE ENGINE. ３． ＣONFIRM THE CONTROL PATTERN BEFORE PLACING THE MACHINE IN SERVICE． ４． DAILY INSPECTION HAS TO BE CARRIED OUT IN ACCORDANCE WITH THE OPERATOR'S MANUAL NOT BY THE SERVICE MONITOR．...
  • Page 50 2-Safety Information C. Contact with Special Attachment E. Operator's Manual This decal shows that there is a danger of contact Always read the operator's manual before using between the special attachment and the cab. this machine. Always maintain at least the minimum safe distance between the special attachment and the cab and pay attention that there is no contact during swinging or accidental movement of this...
  • Page 51 2-Safety Information G. Danger of Electric Line This decal gives a caution for working near high- voltage electric lines. If this machine comes too close to wires, there is a danger of electrical shock. When working near high-voltage power transmission lines, always check the specified work range.
  • Page 52 2-Safety Information 2. Functions of Operation Levers Part number: KHP17370 (ISO operating method) KHP17380 (2-way operating method) (option) KHP21120 (option) KHP21150 (option) KHP21160 (option) This decal shows the functions of the operation levers. The left-handed type and the right-handed type 9D26D073 9D26D073 are explained separately.
  • Page 53 2-Safety Information 4. Lever and Pedal Functions Part number: KHP1484 (option) ACTIVATE :A FUNCTION KHP1511 (option) KHP20950 (foot control) (offset boom) AUX.CONTROL KHP20960 (foot control) (offset boom; option) This decal shows the functions of the travel levers ACTIVATE and pedals. :B FUNCTION KHP20960-00 57EFCC09 57EFCC09...
  • Page 54 2-Safety Information 7. Switching Control Functions 9. Cautions for Handling Cab Part number: KHP1587 Part number: KHP35810 This decal shows a caution for the operation type Welding or altering the cab affects its strength. selector. Never weld or alter the cab. Do not operate until the control type card in the holder matches the selector valve position on this machine.
  • Page 55 2-Safety Information 11. Cautions for Transporting Position (blade type) 13. Fan and Belt Part number: KHP21860 Part number: KHP11470 Transport the machine in the correct position. There is a danger of someone becoming For transporting, read this manual carefully. entangled in the rotating sections of the fan and being injured.
  • Page 56 2-Safety Information 15. Touching Hot Surfaces 16. Lubrication chart Part number: KHP11490 Blade Type While the engine is running and immediately after Part number: KMP14800 it stops, do not touch the exhaust system. This decal explains service locations and intervals. 14 22 250h 500h...
  • Page 57 2-Safety Information 17. Slipping on the Engine Hood 19. Entry into Swing Area Prohibited Part number: KHP11510 Part number: RAP0144 Do not climb onto the engine hood. There would be a danger of becoming entangled There is a danger of falling. in the top of the main unit when this machine swings.
  • Page 58 2-Safety Information 21. Switching Operation Types 22. Fuel Filter Replacement Part number: Part number: KHP15760 KHP1757 (option) This decal gives a caution to use the correct KHP12300 (option) procedure when replacing the fuel filter. This decal shows a caution for the operation type For the replacement procedure, read this manual.

  • Page 59: 27. Avoid Getting Knocked Over

    2-Safety Information 24. Tie-down Point 26. Hydraulic Reservoir Part number: KHP15191 Part number: KHP1542 This decal shows the tie-down points for Bleed off the pressure in the reservoir before transporting this machine. removing the cap from the reservoir. 2EA5F6F6 AEAB9E02 2EA5F6F6 AEAB9E02 25.
  • Page 60 2-Safety Information 28. Fuel Line Valve 30. Warning Decal for High-pressure Common Part number: KHP29620 Rail For the usage of valve, refer to the "Main Filter Part number: KHP13150 Element Replacement" (6-53) in [Maintenance]. Do not loosen the common rail high-pressure valve while the engine is running.
  • Page 61 2-Safety Information 32. Power Socket 34. Offset Boom Operation Part number: KHP1803 Part number: KAP1074 This power supply socket is only for 12 VDC. This label describes the offset boom operation. Do not use as a power supply for 24 VDC equipment.

  • Page 62: 37. Anti-Interference Emergency Release Switch

    2-Safety Information 37. Anti-interference Emergency Release Switch 39. Safety of Surroundings (option） Part number: KHP25770 Part number: KHP30540 This label shows the FVM blind angle. CAUTION 1 IMAGES DISPLAYED ON THE FIELD VIEW MONITOR ARE SUPPLEMENTARY. WHILE OPERATING THE MACHINE, DIRECTRY CHECK THE SAFETY IN SURROUNDINGS VISUALLY OR THROUGH THE MIRRORS.
  • Page 63 2-Safety Information Radiator cap Examples of Part Precaution Identification 　 Plates Battery 　 DENGER.NEVER OPEN WHEN HOT This decal is on the batteries and draws CHECK & FULL COOLANT IN RESERVE TANK. CAUTION attention to the risks and precautions to be taken when handling batteries.
  • Page 64 2-Safety Information 2-48...

  • Page 65: 3-Description Of Handling

    3-Description of Handling Description of Handling Entering and Leaving the Cab NOTICE: 　 Cab Door Be careful not to operate the left side control lever if you unlock the door while still sitting in the CAUTION operator's seat with the engine running. When closing the door, be careful not to catch a In order to prevent accidents, raise the gate lock hand, your clothes, or anything else in the door.

  • Page 66: Entering And Leaving The Machine

    3-Description of Handling Entering and Leaving the Machine ● When entering or leaving this machine, face straight toward the machine, always use the handrails ①, steps ② and shoes ③ to support your body at 3 points or more. ● Stop the machine with the operator's compartment and shoes parallel for entering and leaving the machine.
  • Page 67 3-Description of Handling...

  • Page 68: Positions Of Control Sections And Accessories Within Cab

    3-Description of Handling Positions of Control Sections and Accessories within Cab WARNING Before starting the engine, familiarize yourself fully with the positions and functions of all control sections. Failure to do so could cause death or serious injury. 96B5C1C9 96B5C1C9...
  • Page 69 3-Description of Handling Operator's seat Footrest or option pedal Option switch Left side console Travel control lever and pedal Air vent Engine emergency stop switch Footrest or option pedal Fuse box Air conditioner control switch Right side front console monitor display 16 Blade control lever Gate lock lever Option switch...

  • Page 70: Operator's Seat

    3-Description of Handling Operator's seat Suspension Seat Adjustment WARNING Perform the following operations before adjusting the operator's seat. Sit in the seat and stop the engine. Turn the starter switch key to the ON position (accessory power), then raise the gate lock lever (safety bar).
  • Page 71 3-Description of Handling Air suspension (option) 398F5A5D 398F5A5D Height adjustment section Seatback angle adjustment section Armrest angle adjustment section Body weight adjustment indicator Lumbar support adjustment section Headrest adjustment section Forward-back position adjustment Console/seat forward-back adjustment Seat belt section section Adjust the seat to match the weight and size of the operator's body.
  • Page 72 3-Description of Handling Forward-back Position Adjustment Section Height Adjustment Section With the slide lever (3) pulled up, move the ●Mechanical suspension type seat forward and back. Turning the knob (1) clockwise raises the seat. Turning the knob (1) counter-clockwise lowers the When the seat reaches the desired position, seat.

  • Page 73: Armrest Angle Adjustment Section

    3-Description of Handling Lumbar Support Adjustment Section Armrest Angle Adjustment Section When you press the expansion valve (5), the Raise the armrest. lumber support swells up. Turn the knob (7) to adjust the angle. When you press the button at the root of the Lower the armrest.
  • Page 74 3-Description of Handling Seat Belt Sit on the operator's seat in a comfortable posture, pull out the seatbelt, then insert it into the buckle (9). NOTE: If the seatbelt is too short when you pull it out, let the seatbelt go. After the belt is rewound, pull it out again.

  • Page 75: Swing/Attachment Operation

    3-Description of Handling Swing/Attachment Operation Right Control Lever Hand control levers and pedals The tilt angle of this control lever determines the movement speed for the boom or bucket. Left Control Lever In the neutral position, 2 operations can be The tilt angle of this control lever determines the performed at the same time.
  • Page 76 3-Description of Handling Travel Levers and Pedals Footrest The travel levers and pedals are used for making this machine travel. For details, refer to "Travel Operation" (4-18) in [Operation Explanations]. NOTE: The position of the travel speed selector adjusts the advance travel speed or retreat travel speed.
  • Page 77 3-Description of Handling If the end attachment is removed, this pedal is Blade operation lever locked. Fasten the locking pin (1). WARNING Stop the engine before releasing or fastening the locking pin. DOWN Failure to do so could allow the machine to move unexpectedly, which could cause death or serious injury.
  • Page 78 3-Description of Handling Proportional switch (if equipped) This switch controls the hydraulic breaker (if equipped) and other optional accessories. NOTE: Please contact your local dealer before installing any optional tool. E2ECC77C E2ECC77C 3-14...
  • Page 79 3-Description of Handling Operation Plate 84F79D32 84F79D32 This machine uses ISO operating methods. WARNING ● Check that the operating methods on the operation plate match the machine's actual operations before operating this machine. ● Perform each operation slowly when checking operating methods. ●...
  • Page 80 3-Description of Handling Pull the knob ① to move the lever ② and Selector Valve (option) line it up with the desired operating type. Selector Valve (2 operations) If the machine is equipped with a selector valve, the operating type of the left operation lever can be changed by switching the valve.
  • Page 81 3-Description of Handling Selector Valve Operation Plate (2 operations) 川 川 泉 泉 92F03EC0 92F03EC0 3-17...

  • Page 82: Anti-Interference System (Offset Boom Type)

    3-Description of Handling Anti-interference System (offset boom A buzzer will sound intermittently and the message "CANCEL ANTI-INTERFERENCE" will appear on type) the monitor. Cabin Anti-interference System This system automatically stops the attachment in order to prevent interference between the bucket and the cab.
  • Page 83 3-Description of Handling A buzzer will sound continuously and the message "CANCEL ANTI-INTERFERENCE" will appear on the monitor. CANCEL ANTI-INTERFERENCE EAA48E5C EAA48E5C 4094F7B3 4094F7B3 The emergency release switches are located at the rear trim cover and at the bottom section of the fuse box.

  • Page 84: Handling Of Anti-Interference System (Khp25790)

    3-Description of Handling Handling of Anti-interference System (KHP25790) Offset Boom Type Machine D39EDAA3 D39EDAA3 3-20...

  • Page 85: Actuation Of Anti-Interference System (Offset Boom Type)

    3-Description of Handling Actuation of Anti-interference System Auto stop range (B area) When the attachment further approaches the (offset boom type) cab and the bucket enters area B (as shown in Actuation of Anti-interference System the figure above), the attachment will stop and Deceleration range (A area) a warning buzzer will sound.

  • Page 86: Cautions For Handling Anti-Interference System (Offset Boom Type)

    Be sure to lower the bucket onto the ground while the attachment is not operated. Exercise due caution when operating the machine with a bucket other than our authorized standard bucket installed, because the bucket may contact the cab. When mounting a standard bucket specified by Sumitomo, consult the certified service plant. 3-22...
  • Page 87 3-Description of Handling ● Should the sensor or proportional valve fail, a buzzer will sound continuously (the buzzer will stop if the engine is stopped). Immediately contact your authorized service shop for inspection/repair. ● The computer of the anti-interference system may malfunction due to interference caused by radio frequencies from external equipment, so consult your authorized service shop when...

  • Page 88: Windshield

    3-Description of Handling Windshield Closing Slide the lever (2) to release the windshield. WARNING Hold the up/down handle (3) and carefully Always lock with the gate lock lever. lower the windshield. Check that the window is completely open. CAUTION Check that the top of the windshield is Always follow the instructions in this manual correctly fastened to the window lock.

  • Page 89: Front Lower Window

    3-Description of Handling Front Lower Window The front lower window can only be removed when the windshield is open. Slide the window up and remove it from its housing. 1193950E 1193950E Store the window in the storage position on the left side of the operator's seat and mesh it correctly.

  • Page 90: Front Right Console

    3-Description of Handling Front Right Console Solar radiation sensor If you place anything on top of the solar radiation sensor (on the console at the front right of the operator's seat), accurate measurement of the temperature inside the operator's compartment becomes impossible. Do not place anything on the solar radiation sensor.

  • Page 91: System Display And Function Control Panel

    3-Description of Handling System Display and Function Control Panel WARNING ● The monitor displays the status of the machine during operation. If any abnormality occurs, it notifies the operator immediately with a message and the buzzer. It is not used in start-up inspections and service. ●...
  • Page 92 3-Description of Handling 11 12 Camera image display screen 7FDCD91F 7FDCD91F Engine coolant temperature gauge Hydraulic oil temperature gauge Displays the engine coolant temperature. Displays the hydraulic oil temperature. When the meter is at the bottom, this shows When the meter is at the bottom, this shows that the engine coolant temperature is low.
  • Page 93 3-Description of Handling Fuel gauge The number of segments lit up shows the amount of fuel remaining. When all the segments are lit up, the fuel tank is full. When only 1 segment is lit up, an alarm sounds and "LOW FUEL" is displayed on the message screen ⑱.
  • Page 94 3-Description of Handling Option select display (option) Also, use idle shutdown to stop unnecessary Displays the flow amount and pressure for the idling. selected option when the attachment select NOTE: Ask your local dealer or the certified service switch is pressed. plant how to switch the eco gauge display on and off.
  • Page 95 3-Description of Handling Message screen An alarm sounds. Reduce the engine speed. If the engine temperature does not decrease, the engine stops automatically. Wait for the cooling system temperature to fall, then inspect the level of coolant in the reserve tank and the radiator. Check the radiator and oil cooler.
  • Page 96 3-Description of Handling ● ENGINE STOP ● AUXILIARY SET-UP REQUIRED (option) This shows that the emergency stop This is displayed if the correct option line switch was operated. mode is not selected when operating the An alarm sounds. option line. The switch must be released before the engine can be started again.

  • Page 97: Monitor Switch

    3-Description of Handling Monitor Switch 13F02278 13F02278 Travel mode select switch WARNING Switches between low speed (I) "Turtle" and Traveling direction may be diverted if the travel high speed (II) "Rabbit". mode is changed while traveling. "Turtle" or "Rabbit" is displayed on the monitor Stop traveling before switching the travel mode.
  • Page 98 3-Description of Handling Fuel consumption indicator switch NOTICE: 　 Switches the cumulative average fuel When working with the breaker or crusher consumption and cumulative fuel consumption mounted, always check on the monitor that the amount. correct work mode and pump flow are selected. Each time the fuel consumption indicator If the selection is incorrect, press the switch to set switch is pressed, the contents displayed are...
  • Page 99 3-Description of Handling Front wiper switch Switches among intermittent " ", continuous " ", and stop " ". When this switch is pressed, the wipers operate intermittently and " " is displayed on the monitor. When this switch is pressed again, the wipers operate continuously and "...
  • Page 100 3-Description of Handling Auto idle/idle shutdown switchover ● Auto idle + idle shutdown This machine has operation modes that Both of the above 2 operation modes can be reduce fuel consumption by idling or stopping set at the same time. the engine according to the machine status.
  • Page 101 3-Description of Handling Camera display switch Pressing this switch switches the camera display to one of the mode 1 - 3 screens below. ● Mode 1: Normal screen Displays information on the machine. 73D95C62 73D95C62 Hour meter/camera select switch When this switch is pressed while the information screen is displayed on the monitor, the hour meter display switches to the trip indication.

  • Page 102: Menu Screen Display

    3-Description of Handling Menu Screen Display BRIGHTNESS (DAY) Menu Display Select "BRIGHTNESS (DAY)" on the menu screen. Press the button ①. The menu screen is displayed. Press the button ① or ② to adjust the screen brightness. ● Pressing the button ① decreases the screen brightness 1 level.
  • Page 103 3-Description of Handling BRIGHTNESS (NIGHT) FUEL CONSUMPTION INDICATOR Select "BRIGHTNESS (NIGHT)" on the menu Select "FUEL CONSUMPTION INDICATOR" screen. on the menu screen. When the working light is switched "ON", the Press the button ① or ② to select "ON" or monitor brightness is automatically reduced.
  • Page 104 3-Description of Handling Service Information Service Time Reset MAINTENANCE INFORMATION Press the button ③ or ④ to select the item to reset. On the menu screen, press the button ③ or ④ to select "MAINTENANCE INFORMATION". Hold down the button ② to reset the time remaining.
  • Page 105 3-Description of Handling Press the button ① to return to the menu CLOCK ADJUST screen. Press the button ① to display the menu screen. etgeob-005 etgeob-005 AB6BF4C1 AB6BF4C1 Option Line Setting (option) Press the button ② or ③ to select "CLOCK With the specifications of the main unit, for a ADJUST"...
  • Page 106 3-Description of Handling Press the button ② or ③ to select NOTE: The following item is only displayed when "AUXILIARY HYDRAULICS" on the menu the machine has an electromagnetic proportional screen. relief valve for pressure adjustment. ● ADJUST PRESSURE AUXILIARY HYDRAULICS 1CD5087D 1CD5087D Press the button ④.
  • Page 107 3-Description of Handling Breaker or Crusher Selection Press the button ③ or ④ to select "ATTACHMENT TYPE" on the option line BREAKER No. setting screen. Press the button ① or ② to select "BREAKER" or "CRUSHER". NOTE: 　 For breaker types, the "CRUSHER" cannot be selected (displayed).
  • Page 108 3-Description of Handling SET MAX FLOW Press the button ③ or ④ to select "SET MAX FLOW" on the option line setting screen. Press the button ① or ② to set the maximum flow value. ● Pressing the button ① decreases the value. ●...
  • Page 109 3-Description of Handling ● 2-view display (cameras 1 and 2) Camera Settings Press the button ③ or ④ to select "2-VIEW Menu Display/Camera Settings DISPLAY(CAMERA 1+2)". Press the button ③ or ④ to select "CAMERA SETTING" on the menu screen. Press the button ①...
  • Page 110 3-Description of Handling ● Display on screen (camera number) Camera Mode Switch Each time the camera mode switch ① is pressed, Press the button ③ or ④ to select "ON the screen display switches. SCREEN DISPLAY (CAMERA No.)". Press the button ① or ② to select "ON(1)", "ON(2)", "ON(3)", "ON(4)", "ON(5)"...

  • Page 111: Left-Hand Side Controls

    3-Description of Handling Left-hand side controls Left Side Console 009F7560 009F7560 Gate lock lever (safety bar) To mute the sound volume, press the control. The gate lock lever (safety bar) prevents the When you press this control again, it returns to operator from leaving the operator's the original volume.
  • Page 112 3-Description of Handling This switch is for overriding Anti-Interference Proportional switch (option) Device and allowing the bucket to move closer Sliding the proportional switch rotates the end to the cab from the automatic stop position. attachment. The automatic stop is canceled only while the The rotation speed can be adjusted according switch is pressed.

  • Page 113: Air Conditioner Control

    3-Description of Handling Air Conditioner Control DC5A6C25 DC5A6C25 ON/OFF Air flow Air flow direction Auto Air conditioner Air circulation Temperature Windshield defroster Display screen ON/OFF Air Flow Press the button ① to switch the air conditioner The strength of the air flow can be adjusted by "ON"...

  • Page 114: Air Circulation

    3-Description of Handling Temperature Recirculate Refresh The temperature can be set from 18°C to 32°C by using the 2 buttons ③. Air Flow Direction Pressing the upper button raises the set By pressing the button (7), any of 4 air flow temperature.

  • Page 115: Air Conditioner

    3-Description of Handling Windshield Defroster Manual Pressing the push-button ⑥ operates the defroster Press the button ⑤ to switch the air conditioner and clears fogging from the windshield. "ON" and "OFF". When the defroster is operating, the icon is When the air conditioner is operating, its operating displayed on the display screen ⑨.
  • Page 116 3-Description of Handling To cool or heat quickly Quick cooling: Press the button ② to cancel auto mode, then press the button ③ to lower the setting to the minimum temperature of 18°C. The air flow becomes the maximum and cool air blows out from the front.

  • Page 117: Gate Lock Lever (Safety Bar)

    3-Description of Handling Gate Lock Lever (safety bar) WARNING ● When not operating, set the gate lock lever in the ② position, then check that the machine is locked (controls inactive). ● When the gate lock lever is in the ① position, the lever is unlocked.

  • Page 118: Cab Interior Lightning

    3-Description of Handling Cab Interior Lightning Emergency Exit Hammer The cab interior lightning is at the top left inside CAUTION the cab. It is operated with the 3-position switch in ● Never place anything in the operator's the lamp base. compartment or at the rear window that Position: "ON"...

  • Page 119: Right Side Control

    3-Description of Handling Right Side Control Right-hand console 5C74D81D 5C74D81D STARTER SWITCH This button is coupled with the three working This switch has four positions, " ON" (contact), mode selector. " START" (engine ignition), " OFF" (engine Mode " A" when the energy output has priority. shut-down) and "...
  • Page 120 3-Description of Handling AUTO IDLE SWITCH The open/close speed can be adjusted This control enables automatic engine idle according to the sliding amount. without operating the throttle button. For details, refer to "Operation of Proportional Press and release the control for the engine to Switch"...

  • Page 121: Right Console

    3-Description of Handling Right Console Storage tray Auxiliary 12 VDC socket This socket can be used as a 12 VDC power supply socket. NOTICE: Do not connect anything other than a 12 VDC device. 75DBE161 75DBE161 09415961 09415961 Cigarette lighter or power supply socket (24 VDC) This can be used when the starter switch key is in the "ON"...

  • Page 122: Coat Hanger Hook

    3-Description of Handling Coat Hanger Hook The hook is at the top right at the rear inside the cab. NOTICE: Be careful not to block your view with clothes. A00CDBA6 A00CDBA6 Drink Holder This is on the right front of the operator's seat. Put a drink container here.

  • Page 123: Radio

    3-Description of Handling Radio ● You can adjust the treble by pressing the tuning button in the TRE state. Names of the Sections Pressing the UP button raises the treble 1 step. Pressing the DOWN button lowers the treble 1 step. (The treble can be moved UP or DOWN a MODE maximum of 7.)
  • Page 124 3-Description of Handling Tuning button (TUNE) Pressing the UP button moves the minute If you hold down the "TUNE" button, the radio forward. begins to search automatically for a station Pressing the DOWN button moves the and stops at the frequency where it finds a minute back.

  • Page 125: Automatic Station Selection (Seek)

    3-Description of Handling Automatic Station Selection (Seek) External Input Holding down the "TUNE " button increases ● Audio can be output from the speakers on the frequency automatically. Holding down the "TUNE machine by connecting a commercially- " button decreases frequency automatically. available portable audio device.
  • Page 126 3-Description of Handling 　 ● Display ● Files in MP3/WMA/AAC formats are supported. Charging mode OFF Charging mode ON ● Press the MODE button to switch the audio source and check that "USB" is shown on the display. ● Connect a USB memory to the USB input 　...
  • Page 127 3-Description of Handling When pairing preparation is complete, "PA" is Bluetooth shown on the display and the unit enters ● Can be used when a Bluetooth unit is pairing standby status. Search the device you connected. wish to connect with a wireless connection ●...

  • Page 128: Rearward Controls

    3-Description of Handling REARWARD CONTROLS Memory Erasure If the battery disconnect switch is turned to the Magazine Rack "OFF" position or the battery connection is cut off, The magazine rack is located on the right rear side for example for machine service or radio removal, of the operator's seat.

  • Page 129: Overhead Controls

    3-Description of Handling OVERHEAD CONTROLS Roof Curtain To open the curtain, hold the handles with both hands and slide to the rear. To close the curtain, slide it to the front. 3EFD9403 3EFD9403 Sun Shield (option) The sun shield is fixed to the windshield. Move its position as necessary.

  • Page 130: Outside Control

    3-Description of Handling Outside Control The fuel cap is equipped with a max level visual gauge. Fuel tank The fuel tank capacity is: 200 l. Use suitable fuel, refer to page 6-12. NOTICE: Do not put a moisture elimination product (water draining agent) in the fuel tank.
  • Page 131 3-Description of Handling Rear View Mirror Mirror Installation Position Blade type Offset Boom type 82826B4A 82826B4A Mirror Adjustment WARNING Before starting work, adjust the mirror to ensure the visibility. If mirrors are poorly adjusted, the proper field of vision cannot be secured and this can lead to a serious personal injury.
  • Page 132 3-Description of Handling Mirror A (Cab handrail) Mirror B (cab bottom) (blade type) Adjust the mirror to see the left rear edge of the When installing this mirror, adjust it so that the machine by sight. right front end of the machine can be seen from Tightening torque of bolt (1): 71.6 - 91.2 N・m the operator's seat.
  • Page 133 3-Description of Handling Mirror C (front right housing) Mirror D（front right housing）(Blade Type) When installing this mirror, adjust it so that the When installing this mirror, adjust it so that the right rear end is visible from the operator's seat. right side section of the machine can be checked from the operator's seat.
  • Page 134 3-Description of Handling Mirror E (counterweight rear right) Mirror F (counterweight rear right) (offset boom When installing this mirror, adjust it so that the rear type) section of the machine is visible from the When installing this mirror, adjust it so that the top operator's seat.
  • Page 135 3-Description of Handling Rear View Camera/Side Camera (option)/FVM (option) WARNING The images on the monitor screen (rear view camera, side camera, FVM) are auxiliary. Never operate the machine just watching the images on the monitor screen. The images and actual conditions can be different.
  • Page 136 3-Description of Handling FRONT display Machine surrounding (reference line) display The reference line displays the distance (about 3.0 meters) from the swing center. ON:MIRROR VIEW About 30 cm around the machine are not displayed. The images for the rear left and rear right of the machine look disrupted as they are processed to join together, but this is not malfunction.
  • Page 137 3-Description of Handling Difference of the image from the actual ground 　 ○ Obstruction on uphill surface Obstruction at the same distance as ○ ● on plane In the following cases, the screen image differs △ Obstruction farther than ○ on plane from the actual ground surface conditions (distance, route, etc.) Rear view monitor display...
  • Page 138 3-Description of Handling ● If there is an obstruction on a downhill, the Rear view camera image range 　 obstruction looks closer than it really is. Safety Camera On-screen display Camera 1 (rear view camera) Rear Camera 2 (right rear view Side camera) Camera 3 (FVM)
  • Page 139 3-Description of Handling Right rear view camera image range Field view monitor (FVM) image range 　 　 E3DAC6BB F6AF9A34 E3DAC6BB F6AF9A34 Blind spot Blind spot 3-75...
  • Page 140 3-Description of Handling Side Door WARNING When you pull the handle, the door opens. Moving parts! To leave the door open, remove the brace from its Make sure all entry and mechanical access storage position and insert it into the hole to doors are properly closed before operating the support the door.
  • Page 141 3-Description of Handling Engine hood Opening Release the tailpieces then lift the hood to the maximum so that it gets automatically locked with the support strut. NOTICE: Once the hood is completely opened, make sure the locking system is correctly engaged.
  • Page 142 3-Description of Handling Beacon Cable (option) This cable is on the right rear side of the cab and can be used to connect a 24 V beacon. C6A12BDC C6A12BDC Rain Deflector (option) Reduces the amount of rain on the upper part of the cab light and windshield.
  • Page 143 3-Description of Handling Front Guard (option) Windshield washer reservoir This reservoir, located in the rear left-hand CAUTION compartment, is equipped with an electric pump Depending on the type of attachment and the which is operated from the control panel, (refer to combination of the cab and cab accessories page 3-33) (head guard, front guard, rain deflector, cab top...
  • Page 144 3-Description of Handling Cab Protection (ROPS and FOPS) This machine is equipped with ROPS (roll-over operator protective structure) and FOPS (falling object protective structure) on the cab. This machine's protective structures, their fitting supports, and their fastening elements are crucial parts of the structure.

  • Page 145: 4-Operation Explanations

    4-Operation Explanations Operation Explanations Cautions for Operating This Always warm up the engine adequately. Machine WARNING Warming up! ● Repair immediately if you detect any abnormality in the machine. Do not operate the machine until it has been serviced. ● Before starting work, check the conditions of the surroundings at the work site and take D029AE6D...

  • Page 146: Start-Up Inspections (Inspections Before Starting Work)

    4-Operation Explanations How to Perform Start-up Inspections Grease up the front pins daily. [For greasing type machine] Machine Walk Around Checks Perform the checks before starting the engine. Visually inspect well around the machine and underneath Hours of operation Inspect each part for oil, fuel, and coolant leaks.
  • Page 147 4-Operation Explanations Inspections after Starting Engine Inspect the horn and instrument operations. Inspect the engine startup performance and exhaust gas color and inspect for abnormal noise. Inspect each part for oil, fuel, and coolant leaks. 1F61EFE3 1F61EFE3...
  • Page 148 4-Operation Explanations Start-up Inspection Items Lubricants Item Solution (replacement Reference item 　 parts) 1. Inspection for water and oil leak 　 　 　 2. Inspection for loose bolt and nut Tightening Bolt 　 3. Cleaning off dust build-up (particularly around Cleaning 　...
  • Page 149 4-Operation Explanations Lubricants Item Solution (replacement Reference item 　 parts) 1. Inspection for oil leaks and damage of cylinder 　 　 　 and hose line 2. Inspection for bucket wear and damage 　 　 　 3. Inspection for bucket tooth looseness, wear, Bucket 　...

  • Page 150: Anti-Theft

    4-Operation Explanations Anti-theft Wiper switch: Raises the number. Anti-theft Function Auto idle/idle stop switch: In order to prevent theft of this hydraulic excavator, a password can be registered. If the password Lowers the number. entered when starting the engine does not match the registered password, the anti-theft function is triggered.

  • Page 151: How To Use Anti-Theft Function

    4-Operation Explanations How to Use Anti-theft Function Entering the password (before starting the engine) Enabling the anti-theft function When you turn the starter switch to the ON Within 2 seconds after stopping the engine, position before starting the engine, the turn the starter switch ON →...
  • Page 152 4-Operation Explanations When the password has been entered, press menu switch ⑤ to complete the entry. When the entry is complete, the display returns to the normal screen. PASSWORD? ERROR! A6023D20 A6023D20 If the password entered is different from the registered password, ERROR is displayed on the monitor.

  • Page 153: Starting And Stopping The Engine

    4-Operation Explanations Starting and Stopping the Engine Move all operation levers to the neutral position. Before Starting the Engine Cautions for Starting the Engine NOTE: If this machine has not been used for 1 In cold weather, the oil viscosity rises and the month or more, refer to "After Storage (when using battery performance drops, making the engine again)"...

  • Page 154: Starting The Engine

    4-Operation Explanations Starting the Engine Complete the basic operations for before starting START the engine in the previous section, then start the engine. Basic Operations for Starting the Engine Set the gate lock lever in the locked position (controls inactive). Insert the key in the starter switch, turn the key to the "ON"...

  • Page 155: Inspection After Starting The Engine

    4-Operation Explanations Inspection after Starting the Engine Basic Operations after Starting the Engine After starting the engine, carry out the following WARNING inspections and checks while letting the engine If you recognize any abnormality, stop the warm up. engine promptly, investigate the cause, and For details, refer to "Warm-up Operation"...

  • Page 156: Stopping The Engine (Normal)

    4-Operation Explanations Stopping the Engine (normal) Stop the machine on a flat location with solid ground and lower the bucket to the ground. START 8643E5F0 8643E5F0 294BF258 294BF258 "Let the engine run in low idle for at least 3 minutes" until the turbocharger cools off before stopping the engine.
  • Page 157 4-Operation Explanations Engine Emergency Stop (safety device) If the emergency stop switch is pressed, the engine stops. NOTICE: 　 ● Turning the switch to the B position cancels the emergency stop. ● Switching the starter key ON → OFF → ON does not cancel the engine emergency stop.

  • Page 158: Warm-Up Operation

    4-Operation Explanations Warm-up Operation Coolant temperature gauge Warm-up Operation WARNING If warm-up operation is not performed, delays can occur in starting and stopping operations. CAUTION ● Be sure to perform warm-up operation as it E70F03A2 not only prevents damage to the hydraulic E70F03A2 equipment but is also necessary for safety.
  • Page 159 4-Operation Explanations Warm up the hydraulic equipment. Release the right operation lever within 30 seconds. CAUTION ● Do not let the attachment run into the machine body or the ground while operating. ● Always check the operating method as operating. ●...
  • Page 160 4-Operation Explanations Check that each operation is performed ● Swing operation normally. Slowly repeat operations below 3 - 5 times to check that each operation is performed normally. If you sense any delayed response or any other abnormality in any operation, warm up the hydraulic equipment again as in 2.

  • Page 161: Anti-Interference System Start-Up Inspection (Offset Boom Type)

    4-Operation Explanations Anti-interference System Start-up 20 - 40 cm Inspection (offset boom type) Checking the Actuation of Anti-interference System WARNING Before checking the actuation of the anti- interference system, be sure to perform warm-up operation to let the temperature of the hydraulic 1917EB9E oil rise to approximately 20°C.

  • Page 162: Travel Operation

    4-Operation Explanations Travel Operation CAUTION This section explains the operation procedure from ● Check the safety in the work range before starting out the machine until stopping. operating the blade. Starting Out ● Raise the blade before traveling. Turn the engine throttle switch to raise the ●...

  • Page 163: Travel Alarm

    4-Operation Explanations Check the safety of the machine surroundings, sound the horn to signal (warn) the surroundings, and slowly either press the left and right travel levers forward or pull them to you to make the machine travel. WARNING Note that if you set the engine throttle switch to high speed and operate the travel lever suddenly, the machine will start out suddenly.

  • Page 164: Stopping

    4-Operation Explanations Stopping Lower the bucket to the ground. CAUTION ● As much as possible, stop the machine with leeway. ● Avoid sudden stops. ● Park and stop the machine at a safe location on level, solid ground. If the machine must be parked or stopped on an incline, take safety measures, such as E0D5E8E3 digging the bucket into the ground and...

  • Page 165: Travel Levers

    4-Operation Explanations Travel Levers WARNING Pushing the left and right travel levers at the ● Check the direction of the undercarriage same time moves the machine forward. before operating travel levers. Pulling the left and right travel levers at the If the travel unit is at the rear, pushing the same time moves the machine back.
  • Page 166 4-Operation Explanations Pivot turn DD5D5F6A DD5D5F6A Right pivot turn (forward) Left pivot turn (backward) Travel unit E1E5CCD8 E1E5CCD8 Left pivot turn (forward) Right pivot turn (backward) Travel unit Spin turn F250CB70 F250CB70 Forward Backward Travel unit 4-22...

  • Page 167: Travel Speed Selection

    4-Operation Explanations Travel Speed Selection Avoid obstructions. NOTICE: 　 Particularly, a machine with wide shoes should avoid traveling on rough ground. Wide shoes are more easily deformed or cracked. Travel at slower speed when traveling on rough ground. When changing the direction, make as a wide an arc as possible and avoid sudden pivot CA9593AF turns and spin turns.

  • Page 168: Cautions For Traveling Uphill And Downhill (Slopes)

    4-Operation Explanations When traveling on a location with significant The maximum grade ability of this machine is amounts of gravel or stones, reduce the travel 35° (70 %). speed and travel with the track shoe tension This value varies depending on the shoe type reduced.

  • Page 169: Escaping From Weak Ground

    4-Operation Explanations Escaping from Weak Ground When both sides sink into weak ground Be careful not to get stuck in weak ground while If both sides sink into weak ground, lay logs or operating. wood planks under the shoes on both sides If the machine bottoms out in weak ground or mud according to the procedure above, then dig the and gravel clog up the undercarriage and the...
  • Page 170 4-Operation Explanations When you work on weak ground, the machine may sink in bit by bit. Work paying attention to the undercarriage. BFEF4EF4 BFEF4EF4 If you make the mistake of letting water and sand get on the machine as far as the swing body, it will be necessary to change the grease or perform service.

  • Page 171: Towing The Machine

    4-Operation Explanations Towing the Machine WARNING Using inappropriate wire rope or incorrect towing methods can cause a serious personal injury. ● When towing, use wire rope strong enough for the weight being towed. ● Do not use any tow wire rope that is kinked, twisted, or damaged.

  • Page 172: Swing Operation

    4-Operation Explanations Swing Operation When stopping the swing, even after the lever is returned to neutral, inertia makes the swing WARNING continue, so take this distance into account ● Check the operating method before and perform the swing stop operation just operating.
  • Page 173 4-Operation Explanations Swinging on an incline is dangerous. 0B01FC3A 0B01FC3A 4-29...

  • Page 174: Attachment Operations

    4-Operation Explanations Attachment Operations Arm operation WARNING Always check the operating method. The machine is operated with the right operation lever and the left operation lever. ISO (JIS) operating method Right operation … Operates the boom and lever bucket. Left operation lever… Operates the arm and 8CBE586D performs swing operations.

  • Page 175: Machine Operations

    4-Operation Explanations Machine Operations If you find any water leak, oil leak, or instrument, monitor, or operation lever Phenomena Unique to Hydraulic abnormality, stop work, inspect, and repair. Excavator The following phenomena are normal. WARNING ● When the arm or bucket is being operated in Stop work immediately if you detect any the air, sometimes it pauses for a moment.

  • Page 176: Cautions Against Interference

    4-Operation Explanations Cautions against Interference Watch out for interference with the cab. 　 WARNING Depending on the attachment mounted, the cab may interfere with the bucket teeth tips. Be careful when operating the bucket near the cab. ● Be particularly careful when working with the 88B87117 88B87117 bucket inverted or with a flat plate installed...

  • Page 177: Special Attachments

    4-Operation Explanations Special Attachments The first circuit is for a single-flow unit, such as a hydraulic breaker or 1-pump crusher. Option Hydraulic Circuits (option) The second circuit can be used with continuous CAUTION single flow or multiple flows or can be used with multiple flows, such as for a 2-pump crusher.
  • Page 178 4-Operation Explanations A44FD67E F3F26965 A44FD67E F3F26965 The icon for the set front attachment is Unlock the pedal and fit the locking pin ① in displayed on the screen. the elongate hole. At the half lock position (breaker operation), it is possible to operate in one direction only. 4BA63CB0 4BA63CB0 After switch ①...
  • Page 179 4-Operation Explanations Proportional switch type The icon for the set front attachment is 　 displayed on the screen. Connect the necessary front attachment, then use a wrench or box wrench (27 mm) to open the stop valves on the arm tip, left side, and right side.
  • Page 180 4-Operation Explanations Proportional switch Use the proportional switch to operate the hydraulic breaker. Item 1: Proportional switch (Option 　 operation switch) NOTICE: In Bucket mode, do not carry out operation using auxiliary line. Item 2: Option operation switch 　 Item 3: Horn switch 　...

  • Page 181: Multi-Purpose Circuit With Pressure Adjuster (Option)

    4-Operation Explanations Multi-purpose Circuit with Pressure The icon for the set front attachment is displayed on the screen. Adjuster (option) Pedal type 　 Connect the necessary front attachment, then use a wrench or box wrench (27 mm) to open the stop valves on the arm end. D9E8B1F1 D9E8B1F1 After the switch ①...
  • Page 182 4-Operation Explanations Release the pedal lock. Proportional switch type 　 At the free position (for crusher operations), Connect the necessary front attachment, the pedal can be operated in both forward then use a wrench or box wrench (27 mm) to and backward directions.
  • Page 183 4-Operation Explanations The icon for the set front attachment is Proportional switch displayed on the screen. Item 1: Proportional switch (optional 　 operation switch) 　 Item 2: Optional operation switch Item 3: Horn switch 　 Item 4: Proportional switch (optional 　...

  • Page 184: Option Hydraulic Circuit Flow Patterns

    4-Operation Explanations Use the proportional switch to operate the crusher. NOTICE: In the bucket mode, do not use the auxiliary line to operate the machine. EC3339BB EC3339BB Option Hydraulic Circuit Flow Patterns Select from the following 20 flow patterns. NOTE: Up to 5 patterns can be set.

  • Page 185: Stop Valves (Optional)

    4-Operation Explanations Stop valves (optional) On arm cylinder Located on each side of the end of the arm, these valves are used to ensure oil supply to optional attachments, for example, hydraulic breakers, etc. These valves have two positions, open/closed. 2y66o4-001 2y66o4-001 a48szs-001...

  • Page 186: Cautions When Operating Machine

    4-Operation Explanations Cautions When Operating Travel with the Bucket Dug into the Machine Ground Prohibited Cautions for Operations Traveling with the bucket dug into the ground 　 or using the force of the main unit dropping to Using the machine for other than the specified dig puts stress on various parts of the main applications is prohibited!! unit and can damage the excavator.

  • Page 187: Caution For Working At End Of The Hydraulic Cylinder Stroke

    4-Operation Explanations Caution for Working at End of the Hydraulic Cylinder Stroke During work, do not operate the cylinder to the 　 end of its stroke. Operate with some margin. Use at the end of its stroke can damage a cylinder.

  • Page 188: Machine Operation Procedure

    4-Operation Explanations Machine Operation Procedure Loading After digging, when lifting up the boom and Digging swinging, first lift up the boom, then swing. Just With the backhoe work section, put the bucket 　 before returning the swing lever to neutral, push on the target location with the boom and arm, out the arm.

  • Page 189: Backfilling

    4-Operation Explanations Backfilling Excavating For backfilling and leveling work after digging, The procedure for excavating work (with bucket move the bucket horizontally forward and back. inverted) is different from backhoe digging. When leveling from in front toward you, pull the Bucket operations is opposite as the bucket is arm gently toward you, raise the boom slightly, inverted.

  • Page 190: Bucket Inversion And Replacement

    4-Operation Explanations Bucket Inversion and Installation Replacement Insert the locking pin ③, then lock the ring ①. Bucket Inversion and Replacement CAUTION ● Stop the machine on a flat location with good footing. When working together with others, always be sure to exchange signals and pay thorough attention to safety.

  • Page 191: When Work Is Completed

    4-Operation Explanations Bucket Installation CAUTION Clean the pins and pin holes in each section When parking on the road, install signs, a fence, and thoroughly grease them. etc. so that other passing vehicles can clearly Replace O-rings, dust seals, etc. recognize the machine even at night.

  • Page 192: Inspection After Work

    4-Operation Explanations Inspection after Work Machine cleaning and parts inspection Inspect the parts for oil and water leaks and inspect the parts for damage. Along with the inspection, also wash the machine. In particular, knock any dirt off the undercarriage. (When washing the machine, be careful not to get any water on electrical components.) WARNING...

  • Page 193: Cold Weather Arrangements

    Mixing Anti-freeze (S15). This machine is shipped from the factory with anti- Battery freeze (long-life coolant: Sumitomo genuine anti- freeze clean coolant) mixed in the coolant. There WARNING is no need to adjust the concentration of anti- Batteries generate combustible gas. Keep freeze during cold weather.

  • Page 194: When The Cold-Weather Season Is Over

    4-Operation Explanations When the Cold-weather Season is Over … When the season changes and the temperature goes up ● Replace the lubricants in each unit with ones of the specified viscosity. ● Completely drain out the anti-freeze (only when AF type permanent anti-freeze is used), clean out the inside of the cooling system well, then pour in clean soft water (tap water).

  • Page 195: Handling Under Special Conditions

    4-Operation Explanations Handling under Special Operating in Severe Heat (when the Conditions outside air temperature is 35℃ or higher) For information on the types of fuels and lubricants, refer to Usage of Fuels and Lubricants Always maintain the specified level of coolant, According to Temperature and use the appropriate inspect the cooling system to make sure there ones.

  • Page 196: Operating In High Humidity And On Soft Ground

    4-Operation Explanations Operating in High Humidity and on Soft Ground Humidity and muddy water cause deterioration and corrosion of paint, wiring, and metal parts. After using a machine in such locations, wash off dirt, wipe off water, let it dry, then apply sufficient grease.

  • Page 197: Long-Term Storage

    4-Operation Explanations Long-term Storage Store either on a floor made level by laying some kind of aggregate, such as concrete, When not using the machine for a long period of crushed rock, or gravel or store out of direct time (one month or more), to prevent reduced contact with the floor by putting appropriate functionality when the machine is used again, plates under the shoes.

  • Page 198: After Storage (When Using Again)

    Warming up! D029AE6D D029AE6D ● If the once-per month operation to prevent rusting has not been done, when using this machine again, consult Sumitomo or one of our specified service plants. 4-54...

  • Page 199: 5-Transporting This Machine

    5-Transporting This Machine Transporting This Machine Switch Settings for Loading and Transporting This Machine Unloading NOTE: If this machine is transported with the attachment removed, it is necessary to remove the WARNING counterweight too. consult our dealer or authorized Switch "OFF" the auto idle and idle service shop.

  • Page 200: Caution During Transport

    5-Transporting This Machine Caution during Transport CAUTION Investigate beforehand the road widths, bridges, road surface conditions, traffic volumes, etc. for the planned route. Loading and Unloading WARNING 045A8F94 ● Loading/unloading using the boom to jack up 045A8F94 is prohibited, no matter how low the floor of Block the trailer or truck is.
  • Page 201 5-Transporting This Machine With the blade unit facing toward the truck Climb up the truck ramps at low speed without ramps, move the machine toward the trailer. stopping. Do not steer while on the truck ramps. BDD00B96 BDD00B96 1355D0EB Align the centers of the construction machine 1355D0EB being loaded and the trailer platform and the centers of the truck ramps and the shoes.
  • Page 202 5-Transporting This Machine Move the machine to the front of the trailer and Travel forward at low speeds to move down lower the attachment and blade to the trailer the truck ramps. bed. F132A62C F132A62C 288CC1E5 288CC1E5 CAUTION Unloading When moving down the truck ramps, be careful Lift the attachment and blade off the trailer not to let the attachment and blade contact the bed.

  • Page 203: Cautions For Transporting Position (With Long Arm Attached)

    5-Transporting This Machine Cautions for Transporting Position (with Fixing long arm attached) CAUTION If the bucket is not folded in first, the teeth tips may interfere with the cab. 1C99D9D2 1C99D9D2 DIGGING TRANSPORTING Rope or chain Block Stop block Padding TRANSPORTING Rubber mat Check if the machine is correctly loaded on the...

  • Page 204: Fixing - Supporting At Four Points

    5-Transporting This Machine Finally, check if the machine has been loaded Secure the machine to the trailer by passing and secured completely. the rope or chain A through the securing hole of lower frame and tensioning the rope or CAUTION chain A in an X shape.
  • Page 205 5-Transporting This Machine Secure the blade specification model to the Pattern B trailer by passing rope or chain A through the securing holes of the blade and tensioning the rope or chain A in an X shape. A81AC2F5 A81AC2F5 Rope or chain Block 2E8898C8 Stop block...
  • Page 206 5-Transporting This Machine Secure the machine to the trailer by passing the rope or chain A through the securing hole of lower frame and tensioning the rope or chain A in an X shape. Secure both the front and rear of the lower frame in the same manner using rope or chain A.
  • Page 207 5-Transporting This Machine Lower the blade to the position where it does not touch the rope or chain A, and place the block and fix the blade. 59375537 59375537 1D043197 1D043197 Rope or chain Block Stop block Rubber mat Finally, check if the machine has been loaded and secured completely.

  • Page 208: Lifting The Machine

    5-Transporting This Machine Lifting the Machine WARNING ● Stop the engine when lifting up the machine. ● For lifting, use wire rope etc., that is strong enough. ● Do not apply abrupt loads to wire rope, lifting gear, etc. ● Absolutely do not let anyone go under or near the lifted up machine.
  • Page 209 5-Transporting This Machine Once the machine is clear of the ground, while monitoring the state of the hook and the hanging attitude, slowly lift up. DD7F553E DD7F553E Wire rope Support bar 5-11...
  • Page 210 5-Transporting This Machine 5-12...

  • Page 211: General Information

    6-Maintenance Maintenance General Information Bleed off the pressure in the hydraulic circuits before starting service. General Cautions for Service Read thoroughly and understand the contents of [Maintenance] beforehand to perform correct service on the machine. For information on the engine, also refer to the "Engine Manual"...
  • Page 212 6-Maintenance Push the gate lock lever (safety bar) forward. Engine Hood Always lock the engine hood when opening it to inspect. Opening Release the tailpieces then lift the hood to the maximum so that it gets automatically locked with the support strut. NOTICE: Once the hood is completely opened, make sure the locking system is correctly...
  • Page 213 6-Maintenance To lock the hood, secure the front tailpiece using the starter switch key. WARNING Moving parts! Make sure the hood is closed properly before driving the machine. Failure to comply could result in death or serious injury. 3D382C54 3D382C54...

  • Page 214: Service Chart

    6-Maintenance Service Chart Service Chart Service Point 42 50 16D8B9E5 16D8B9E5...
  • Page 215 6-Maintenance 2EEC068D 2EEC068D For details on service points and for their intervals, refer to the following.
  • Page 216 6-Maintenance Servicing Intervals Legend Interval Perform initial Clean Replace Check Grease Drain/bleed (hours) replacement Reference Note Item Service point Number Action page Engine oil level 6-43 Coolant solution level 6-46 Hydraulic reservoir level 6-59 Draining residual fuel in the fuel reservoir 6-49 Radiator and oil cooler 6-75...
  • Page 217 6-Maintenance Reference Note Item Service point Number Action page 　 Radiator and oil cooler 6-75 　 (14) Fuel pre-filter element 6-49 　 (22) Turntable bearing 6-33 (23) Turntable bearing teeth 6-33 　 (24) Engine oil draining 6-43 　 　 (25) Engine oil filter 6-43 (26)
  • Page 218 When the machine has been operated 500 hours (then 1000 hours, 1500 hours…), the "SERVICE DUE" message is displayed on the screen. Refer to "System Display and Function Control Panel" (3-27) in [Description of Handling]. (This interval can be extended. Consult your Sumitomo dealer.)

  • Page 219: Hydraulic Fluids, Fuels, And Lubricants

    6-Maintenance Hydraulic Fluids, Fuels, and Lubricants Battery Use lubricants suitable for the locations where it is WARNING applied. Batteries generate combustible gas. Keep NOTICE: Be sure to comply with the usage flames away from them. conditions for hydraulic fluids and lubricants. Battery solution is hazardous.
  • Page 220 ● Replenish anti-freeze at a concentration of about 55 % when compensating for natural water loss. ● For anti-freeze, use Sumitomo genuine anti- freeze clean coolant. Do not mix with other brands. ● Anti-freeze is flammable. Keep it away from fire.
  • Page 221 6-Maintenance Usage of Fuels and Lubricants According to Temperature NOTICE: When using the machine in special environments (outside temperatures below -20℃ or above 40℃), contact your local dealer or our service center for the type of lubricants to use. Fuel and oil 　...
  • Page 222 6-Maintenance Fuel WARNING ● Thorough care is required when performing service on the fuel system. ● Especially, be careful about fire. (Do not smoke during work.) ● Diesel fuel spilled during refueling and service can cause a fire. Wipe it away KHP11691-00 BBA8C183 thoroughly.
  • Page 223 6-Maintenance Sumitomo bears no responsibility whatsoever for any such damage. Be aware that the warranty does not cover such damage. Keep the following in mind in order to prevent damage to the engine fuel supply systems. ● Some fuel suppliers mix used engine oil and diesel fuel.
  • Page 224 If fuel that is not permitted is used, the Sumitomo When handling biodiesel fuel, be careful that no warranty may be invalidated. water enters the fuel system.
  • Page 225 ● Become acquainted with and ensure that you biodiesel fuel invalidates the machine's warranty understand the relative legislation applicable to from Sumitomo. your country. Anti-freeze/Anti-corrosion ● If no legislation exists, obtain information from...

  • Page 226: Hydraulic Oil Capacities And Lubricant Specifications

    Turntable bearing Grease (extreme pressure No. 2) 9.9 kg Genuine Sumitomo Product Genuine Sumitomo product is a high-grade oil guaranteed by Sumitomo for use in heavy-duty work. Always use genuine Sumitomo oil to get machine's optimal performance. NOTICE: 　 When refilling hydraulic oil, please use the same hydraulic oil (same manufacturer and same product) as that already in the machine.

  • Page 227: Consumable Parts

    Replace consumable parts such as filter elements and bucket teeth during periodic service or before they reach their wear limit. When replacing parts, use high-quality genuine Sumitomo products. Make sure to replace the consumable parts and use the machine more efficiently.

  • Page 228: Important Safety-Related Parts Requiring Periodic Replacement

    6-Maintenance Important Safety-related Parts Perform the following inspections on the hydraulic hoses other than ones to be Requiring Periodic Replacement replaced periodically, then retighten or CAUTION replace if any abnormality is recognized. We particularly request periodic replacement of ● When replacing a hose, also replace O-rings the parts in the following important safety-related or gaskets at the same time.
  • Page 229 6-Maintenance 6-19...

  • Page 230: Lubrication And Element

    CAUTION After digging in water, grease up pins that went into the water. When working with an attachment other than a genuine Sumitomo bucket (breaker, crusher, or other machine), grease up the machine attachment pins every 10 hours. For the recommended lubricants, refer to "Usage of Fuels and Lubricants According to Temperature"...
  • Page 231 6-Maintenance Code Lubrication point (parts to be replaced) Q'ty/oil level Oil and grease (replacement parts) Front attachment pin Extreme pressure grease No. 2 (EM system type) Extreme pressure grease No. 2 Blade Extreme pressure grease No. 2 Engine oil pan 17 L Engine oil Fuel tank...
  • Page 232 CAUTION After digging in water, grease up pins that went into the water. When working with an attachment other than a genuine Sumitomo bucket (breaker, crusher, or other machine), grease up the machine attachment pins every 10 hours. For the recommended lubricants, refer to "Usage of Fuels and Lubricants According to Temperature"...
  • Page 233 6-Maintenance Code Lubrication point (parts to be replaced) Q'ty/oil level Oil and grease (replacement parts) Front attachment pin Extreme pressure grease No. 2 (EM system type) Extreme pressure grease No. 2 Blade Extreme pressure grease No. 2 Engine oil pan 17 L Engine oil Fuel tank...

  • Page 234: Retightening Bolts, Nuts, And Hose Fittings

    6-Maintenance Retightening Bolts, Nuts, and Hose Fittings Service Specifications Inspection: Every 250 hours (after 50 hours during the run-in period ) After regular work is done, check the tightening of all installation nuts and screws and tighten any that are loose. Check that no fitting is lost.
  • Page 235 6-Maintenance Tighten the bolts and nuts for which the values are not specified in the table above as follows. Bolt nominal diameter (size) Wrench (mm) Hexagon bolt Tightening torque 19.6 39.2 58.8 98.1 157.0 196.0 294.0 (N·m) Wrench (mm) Hexagon socket Tightening head bolt torque...
  • Page 236 6-Maintenance 12B1CCE8 12B1CCE8 6-26...
  • Page 237 6-Maintenance FRONT 35CE26FB 0481924D 161439E9 460F8302 361C8076 4BAE10B8 4E5ABD2F 58A38F65 6-27...
  • Page 238 6-Maintenance 9BC96FAE 9E8CECD0 C8E6EA7C D7A2AA17 　 FDC790A8 6-28...

  • Page 239: Start-Up Inspection

    6-Maintenance Start-up Inspection Machine Walk Around Checks Perform the checks before starting the engine. Visually inspect well around the machine and underneath Inspect each part for oil, fuel, and coolant leaks. Inspect each part for loose bolts and nuts. Inspect for open lines and shorts in the 75A005E1 75A005E1 electrical wiring and for battery terminal...
  • Page 240 6-Maintenance If the reserve tank is empty, there may be a Inspections before Engine Start water leak. Engine oil level inspection, refilling After the inspection, if any abnormality is found, repair it. 0B4DB9DD 0B4DB9DD F69D77AB Oil gauge F69D77AB Radiator cap Oil feed port Full Fan belt...
  • Page 241 6-Maintenance Air cleaner inspection Check the air cleaner cover installation state. If the "AIR FILTER" message appears on the monitor, clean the air cleaner. WARNING Do not remove the inner element. 351CFDEF 351CFDEF 0E929F6B 0E929F6B Cover Element Vacuator valve Swing body Fuel level check WARNING 246D977E...
  • Page 242 6-Maintenance Inspect each part for oil, fuel, and coolant leaks. WARNING If inspection finds any abnormality, promptly investigate the cause, adjust and service as necessary, and head off breakdowns before they can occur. Operating the machine while it is still abnormal can cause even more severe breakdown and 829C7E06 can cause serious accidents.

  • Page 243: Grease Points

    (especially, around bucket pins) Use extreme pressure grease No. 2. ● When working with an attachment other than a genuine Sumitomo bucket (breaker, crusher, or other machine), grease up the machine attachment pins every 10 hours. For details on grease types, refer to "Hydraulic Fluids, Fuels, and Lubricants" (6-9).
  • Page 244 6-Maintenance 257047D2 257047D2 6-34...
  • Page 245 6-Maintenance Every 50 Hours Every 2000 Hours Blade: (6) CAUTION Blade (2) Injecting grease without the air bleed plug Blade cylinder (foot pin) (2) removed will damage the inner seal. Blade cylinder (top pin) (2) Remove the grease air bleed plug (1), inject the extreme pressure grease No.
  • Page 246 6-Maintenance Attachment One-Piece Cast Boom/Arm DBF801AC DBF801AC 34631B7D 34631B7D 6-36...
  • Page 247 6-Maintenance Boom cylinder bottom pin: 2 locations NOTE: If the original parts are not installed in the following linkage locations, these locations must be lubricated every 50 hours. Every 50 Hours Boom cylinder top pin: 2 locations 8u6dvd-002 8u6dvd-002 Boom/arm linkage: 2 locations Boom/arm linkage: 3 locations (offset boom type) DB521CB7 DB521CB7...
  • Page 248 6-Maintenance Arm/Backhoe Bucket 375EFD72 375EFD72 AB1F527A AB1F527A 6-38...
  • Page 249 6-Maintenance Bucket cylinder bottom pin: (1) NOTE: If the original parts are not installed in the following linkage locations, these locations must be lubricated every 10 hours. Every 250 Hours Bucket linkage: (2) NOTE: If an accessory other than the bucket is installed (hydraulic hammer etc.), these points must be lubricated every 10 hours.
  • Page 250 6-Maintenance Lubricating the Turntable Bearing Grease capacity: 9.9 kg Grease type: Refer to 6-9. Every 500 Hours Remove the inspection cover (1). Visually check the condition of the gear surface for any damage. If the gear surface is not well greased, add grease.

  • Page 251: Level

    6-Maintenance Level Hydraulic reservoir: (1) For details on the types of fluids and lubricants, refer to "Hydraulic Fluids, Fuels, and Lubricants" (6-9). NOTE: 　 The numbers within parenthesis mentioned on the right if the description indicates the number of levels. The arrow in the figure shows the position of the level.
  • Page 252 6-Maintenance Swing reduction gears: (1) A0BFC91B A0BFC91B 6-42...

  • Page 253: Engine

    6-Maintenance Engine If the level is situated between the marks (A) and (B) on the dipstick, the level is correct. Service specifications Engine oil level check: Every 10 hours or every Oil change: Every 500 hours Oil filter replacement: Every 500 hours Oil capacity: 17.0 l Type of oil: Refer to page 6-9 NOTICE:...
  • Page 254 6-Maintenance Clean the area around the filter located in the Draining, changing the oil filter and filling rear right-hand compartment, remove it using NOTE: 　 a filter wrench. Change the oil while the engine is still warm. The oil will flow more easily. Use the extension drain hose from the front boot.
  • Page 255 6-Maintenance Run the engine for a few minutes and check that there are no leaks. Check the level again and top up if necessary. NOTICE: Always wait fifteen minutes to allow the oil to return to the sump before checking the oil level.

  • Page 256: Cooling System

    6-Maintenance Cooling system In order to prevent leaks, use only high-quality ethylene glycol with no additives that has a high Service specifications boiling point. Expansion reservoir level check: Every 10 hours or Use only approved anti-rust additives. every day Anti-rust additives and ethylene glycol mix Checking the tightening of clamps, of radiator together and cause reactions.
  • Page 257 6-Maintenance Draining Remove the radiator plug. CAUTION Burn hazard! Hot coolant can spray out if you remove the filler cap while the system is hot. After the system has cooled, turn the filler cap to the first notch and wait for all pressure to release before proceeding.
  • Page 258 6-Maintenance Fill the expansion reservoir to the " Full" mark and install the cap. NOTE: Use the correct coolant solution. 9F2D39EE 9F2D39EE Run the engine at idle speed for about five minutes. Add coolant solution if the level in the expansion reservoir drops.

  • Page 259: Fuel System

    6-Maintenance Fuel system Draining the fuel tank Service specifications Place a receptacle of a suitable capacity under the drain plug. Fuel reservoir bleeding: Every 10 hours or every Open the drain valve located at the bottom of Pre-filter bleeding: When the float reaches the the tank and drain the accumulated sediment level (A) and water.
  • Page 260 6-Maintenance Fuel Pre-filter Inspection Air bleed plug Head [Every 10 hours or in start-up inspection] Case When the float ④ reaches the bottom of the Float element ⑦ and when the message "FUEL Drain plug FILTER" is displayed on the monitor O-ring Element Loosen the air bleed plug ①...
  • Page 261 6-Maintenance Loosen the air bleed plug ① and the drain plug Pre-filter Element Replacement ⑤ on pre-filter to drain off the fuel. [Service every 500 hours] WARNING After replacing the element or bleeding out the air, thoroughly wipe off any spilled diesel fuel. Close the fuel cocks A and B.
  • Page 262 6-Maintenance Tighten the air bleed plug ① and the drain Fuel Main Filter Inspection plug ⑤ on pre-filter. [Every 10 hours or during start-up inspection] Air bleed plug tightening torque: 8 - 12 N·m Perform the same procedure as for the pre-filter. Drain plug tightening torque: 1.5 - 2.5 N·m Refer to "Fuel Pre-filter Inspection".
  • Page 263 6-Maintenance Main Filter Element Replacement [Service every 500 hours] Open WARNING ● Keep away from fire. Close ● After replacing the element or bleeding out the air, thoroughly wipe off any spilled diesel fuel. E708AC3C CAUTION E708AC3C ● When the fuel tank has been emptied, water Turn the fuel filter counter-clockwise with the drained from the fuel, the element or filter tool (bolt width 29 mm) to remove it.
  • Page 264 6-Maintenance Fuel System Air Bleeding Close When the fuel pre-filter or fuel filter ④ is replaced or the fuel tank is emptied by draining the water, air gets into the pipe and prevents fuel flow. Bleed Open off the air. F3F24317 F3F24317 Open...
  • Page 265 6-Maintenance Tighten the air bleed plug ②. After the engine is started, keep the speed at Air bleed plug tightening torque: 9.8 N·m idle for 5 seconds. Slowly increase the engine speed until it CAUTION reaches the maximum engine speed. Do not tighten the air bleed plug more than its Repeat this operation a few times.
  • Page 266 6-Maintenance Open the pump body and extract the filter (3) Cleaning the electromagnetic feed pump and the seals (2) and (4). filter Located near the fuel pre-filter, place a receptacle of suitable capacity under the supply pump. eqfu5n-003 eqfu5n-003 Clean the filter with compressed air. Check the filter and replace it if necessary.
  • Page 267 6-Maintenance Replacement of Paper Filter If it is found that paper filter (2) is dirty or any 　 damage or problem is found, replace it with a new one. In the case of disassembly, fully remove the 　 dirt from the cover (1), the magnet (4), the main unit (3), and inside of the main unit and then assemble them.

  • Page 268: Releasing Pressure In The Hydraulic System

    6-Maintenance Releasing pressure in the hydraulic Turn the starter switch key to the " OFF" position (shut down). system NOTE: Before carrying out any work on the hydraulic system, there should be no pressure in any of the circuits. Place the machine on flat, level ground, lower the attachment to the ground and stop the engine.

  • Page 269: Hydraulic Circuit

    6-Maintenance Hydraulic circuit NOTE: 　 Service specifications After changing the hydraulic fluid, it is necessary to Check the hydraulic tank fluid level: Every 10 bleed all air from the hydraulic components. hours or each day See "Bleeding air from the hydraulic components". Check the lines: Every 50 hours NOTICE: If metal particles are found in the old...
  • Page 270 6-Maintenance Filling the Hydraulic Tank WARNING Reduce the pressure in the hydraulic tank. Pressurized system! Never attempt to drain Refer to "Releasing pressure in the hydraulic fluids or remove filters when the engine is system". running. Clean the cover plate and the area around the Turn off the engine and relieve all pressure from plate.
  • Page 271 6-Maintenance F5A86937 F5A86937 Pilot filter replacement Release all pressure in the hydraulic system. See "Releasing pressure in the hydraulic system". Please attach a wrench on the bottom of a filter and turn it. Coat the seal of the new filter with a fine film of clean oil.
  • Page 272 6-Maintenance Remove the suction filter (3) and clean with Cleaning and Replacing the Suction Filter solvent. Reduce the pressure in the hydraulic tank. Dry the filter completely and check that there is Refer to "Releasing pressure in the hydraulic no damage. system".
  • Page 273 6-Maintenance Return filter replacement Replacing the reservoir breather filter element Release all pressure in the hydraulic tank. See "Releasing pressure in the hydraulic Press the button (1) to release all pressure in system". the hydraulic tank. Clean the top of the hydraulic tank and clean the return filter cover.
  • Page 274 6-Maintenance Replace the cover plate seal if required and Changing the hydraulic fluid install the cover plate on the reservoir. Release all pressure in the hydraulic tank. See "Releasing pressure in the hydraulic NOTE: 　 system". Before you start the engine, it is very important that you bleed air from all the hydraulic components.
  • Page 275 6-Maintenance If necessary, stop the engine and add oil via the Bleeding air from the hydraulic orifice. components Install the plug without tightening, then start the NOTE: After bleeding air from the components, engine and run it at low idle speed, leaving it to run stop the engine for five minutes and check there until oil begins to run from the orifice.
  • Page 276 6-Maintenance Replacing the hydraulic filters and fluid when a hydraulic breaker is used (optional) Hydraulic fluid When using the hydraulic breaker, hydraulic fluid deteriorates more quickly than during ordinary digging. Check the hydraulic fluid level more frequently. In addition, when changing the filters, also check the condition of the hydraulic fluid. Using the following graph as a reference, determine the intervals for changing the hydraulic fluid and filters, depending on the frequency of use of the hydraulic breaker.

  • Page 277: Air Filter

    6-Maintenance Air filter Remove the outer element. Inspection Periodically check the air cleaner, intake manifold, seals, and hoses. At the same time, check that the intake manifold bolts and hose clamps are securely tightened. Replace the hoses before they are worn. Service Specifications Outer element inspection and cleaning: Every 250 hours or when "AIR FILTER"...
  • Page 278 6-Maintenance Cleaning Outside Element WARNING Compressed air can propel dirt, rust, etc. into the air. When cleaning, use protective eyewear and a dust mask. Failure to comply with these precautions can cause accident and injury. oesmy5-002 When the outside element is dry: oesmy5-002 Blow compressed air from the inside to the outside Inspecting the Element...
  • Page 279 6-Maintenance Install the outer element. 9506FF7B 9506FF7B Install the cover with the "TOP" label at the top, then close the fasteners. Check that the valve (1) under the filter is working correctly. NOTE: After cleaning, if the exhaust smoke is abnormal, be sure to replace the outer element.

  • Page 280: Swing Reduction Gear

    6-Maintenance Swing reduction gear Service specifications OIL LEVEL CHECK: Every 250 hours OIL CHANGE: Every 1000 hours (after the first 250 hours during the run-in period) OIL CAPACITY: 1.8 l TYPE OF OIL: (Refer to page 6-9) WARNING Hot surface possible! Wait for all components to cool before performing any operation.
  • Page 281 6-Maintenance Draining and Refilling Oil Park this machine on flat, level ground. Stop the engine, then remove the key from the starter switch. Remove the dipstick (2) and the filler plug (1). 9DD2D467 9DD2D467 Install the drain plug (3). Add the appropriate amount of oil through the filler hole (1).

  • Page 282: Travel Reduction Gears

    6-Maintenance Travel reduction gears Draining and Refilling Oil Service Specifications Move this machine on flat, level ground. Oil level check: Every 250 hours Park this machine so that the drain plug (1) is Oil change: Every 1000 hours (after 250 hours in the lowest possible position.

  • Page 283: Shoes

    6-Maintenance Shoes Turn the engine throttle switch to the maximum speed position. Service Specifications Cleaning: Clean the shoes periodically. Also, always clean after working in mud. Tension check: Periodically Steel shoe bolt torque check: Every 250 hours (after 50 hours during run-in period) NOTE: 　...
  • Page 284 6-Maintenance Remove the grease pump and clean the Tension Check grease fitting adapter and the grease fitting. If the shoe is not yet raised, perform the same procedure as for cleaning to put the machine Repeat steps 1 to 3 for the other shoe. into the required position.

  • Page 285: Shoe Roller And Take-Up Roller

    6-Maintenance Shoe Roller and Take-up Roller Service Specifications Inspection: Every 250 hours A floating seal type mechanism is used for the upper and lower rollers and the take-up roller. The service life is adequate to last until the average overhaul time, but inspect visually for oil leaks before starting work.
  • Page 286 6-Maintenance Remove the one-touch clips (1) and remove WARNING the protective grill (2). Moving parts WARNING Before operating the machine, check that the Flying dirt in the air. Compressed air can propel hood is securely closed. dirt, rust, etc. into the air. Failure to do so could cause death or serious injury.

  • Page 287: Fan Belt And Alternator Belt

    6-Maintenance Fan Belt and Alternator Belt Tension Adjustment Service Specifications After loosening the lock nut (1) and mounting bolt (2) of the alternator, turn the adjustment Visual check: Every 10 hours or every day bolt (3) to move and adjust the alternator. Belt tension check: Every 250 hours After adjustment, tighten the bolts firmly.

  • Page 288: Adjustment Of Engine Valve Rocker Clearances

    6-Maintenance Adjustment of engine valve rocker ● Every 6 months: A qualified specialist empty and refill the powder in the fire extinguisher clearances ● Every year: A qualified specialist examine the Service Specifications fire extinguisher Inspection: Every 1000 hours Electrical/Electronic System Protection NOTE: Ask your dealer and the certified service during Charging and Welding...
  • Page 289 6-Maintenance Always set the battery disconnect switch to the "OFF" position "○"or disconnect the ground cable before arc welding on the machine. ● Position the welder earth clamp as close to the welding area as possible. ● When welding near a computer module, remove the computer module from this machine.

  • Page 290: Cab Protection (Rops And Fops)

    6-Maintenance Cab protection (ROPS and FOPS) Service Specifications Inspection: Every 250 hours (after 50 hours during the run-in period ) Services and Checks Check the retaining hardware and retighten the screws as necessary. Check the absence of cracks, rust, holes, etc. in the protective structure main unit and the components.

  • Page 291: Machine Inspection And Cleaning

    6-Maintenance Machine inspection and cleaning Service Inspections Inspection and cleaning: Periodically Do this if there is any oil or grease on this machine. Do not use compressed air if there is oil or soot in the element. At the same time as inspection and cleaning, visually check all the welded components (in case of appearance of cracks).

  • Page 292: Checking Cylinders For Leaks

    6-Maintenance Checking Cylinders for Leaks A cylinder rod should be slightly oily. After a certain period of work, check that there are no leaks in the whole hydraulic system at normal operating temperatures. Wipe clean the cylinder rod and bearing. Operate normally for 5 - 10 minutes.

  • Page 293: Tooth Tip Wear Limits On The Backhoe Bucket

    6-Maintenance Tooth tip wear limits on the backhoe bucket The degree to which a tooth tip can be worn can be assessed visually. It is possible to extend the life of a tooth tip which is wearing unevenly, in a non-symmetrical fashion. NOTE: Do not wait for tooth tips to be completely worn through before changing them.
  • Page 294 6-Maintenance Inspect the removed lock pin (2) and rubber lock pin (3). Replace any damaged pins (short lock pin (*1) or faulty rubber lock pin (*2), (*3)). It is recommended that the rubber lock pin should be replaced with a new one each time a tooth is replaced.

  • Page 295: Adjustment Of Bucket Backlash

    6-Maintenance Adjustment of Bucket Backlash Adjusting Method Loosen the hexagonal socket head bolt (1) to As necessary remove the plate (2). WARNING Remove the shim plates (3) (as required) the Stop the engine before adjusting the bucket amount corresponding to the backlash backlash.
  • Page 296 6-Maintenance Apply grease as necessary. NOTICE: 　 Too small amount of clearance may cause scuffing or seizure. Always check the clearance. 9A59ED54 9A59ED54 Hexagonal socket head bolt Plate Shim plate Dust seal O-ring Clearance Steel bushing Attachment pin Bucket 6-86...

  • Page 297: Replacing A Backhoe Bucket

    6-Maintenance Replacing a backhoe bucket Install the arm and bucket attachment pin and the pin fitting. Removal Start the engine. Place the backhoe bucket on flat, level ground. Store the bucket in the bracket. Stop the Operate the attachment with the control lever engine, then remove the key from the starter so that the arm to bucket linkage pin is not switch.

  • Page 298: Air Conditioning

    6-Maintenance Air conditioning Service Specifications Air circulation filter cleaning: Every 50 hours Filter replacement: Every 2000 hours Inspection by specialist: Every 6 months Periodically service the components of the air conditioner. Observe the servicing intervals, in order that the air conditioner functions correctly and can control 305AFFA2 the temperature efficiently.
  • Page 299 6-Maintenance Outside Air Intake Filter Cleaning Cleaning the inside air circulation filters [Cleaning weekly] Remove the filter and clean it with compressed Open the operator cab outside cover with the air. key. Replace the filter if it is damaged. Remove the filter and clean it with compressed WARNING air.
  • Page 300 6-Maintenance Air Conditioner Charging Check Turn ON the air conditioner and set the engine speed to 1400 - 1600 min ree1u2-001 ree1u2-001 Turn ON the air conditioner, then after about 1 minute, check if there are air bubbles from the sight glass.

  • Page 301: Gas Spring Inspection

    6-Maintenance Gas Spring Inspection WARNING Explosive gas The gas struts have high-pressure nitrogen gas sealed inside. Incorrect handling could cause the gas to erupt out and explode. ● Do not disassemble. ● Keep away from fire. ● Do not weld or melt the struts. Also, do not drill holes into them.

  • Page 302: Fuse

    6-Maintenance Fuse Fuse box Located on the left-hand site, behind the operator's NOTE: When replacing a fuse or relay, turn the seat. starter switch key to "OFF" before starting the work. NOTE: Be sure to always replace a fuse with a fuse of the same amperage.
  • Page 303 6-Maintenance Fuse Functions 15 A 15 A 20 A 10 A 10 A 15 A 15 A 15 A 15 A 15 A 8fpepl-002 8fpepl-002 Key switch (15 A) Engine computer (20 A) GPS computer (10 A) Backup (radio, room lamp) (10 A) Gate lock lever (10 A)
  • Page 304 6-Maintenance NOTE: There is a 10 A fuse under the right rear of the operator's seat. It is used for the cab lights and cab radio. 6E7AC14F 6E7AC14F Cab interior lighting, radio (10 A) 6-94...

  • Page 305: Battery Disconnect Switch

    6-Maintenance Battery disconnect switch (ON) : When the key is inserted and turned in the clockwise direction, This switch is located near the battery behind the the electric circuits are connected. left side door. Make sure that the switch is set in " | "...

  • Page 306: Batteries

    6-Maintenance Batteries WARNING Service Specifications The battery generates flammable gas and gas Charge state check: Every 250 hours mixtures while being charged. Battery solution level check: Every 250 hours Provide good ventilation during charging. Do not use matches, cigarettes, or other open WARNING flames and do not allow sparks near the battery.
  • Page 307 6-Maintenance Disconnect the cable from the positive (+) terminal. Remove the sulfurization prevention pellet, then remove the battery clips. Install the new battery, then re-install the clips in their original positions. Clean the cables and battery terminals and apply grease. Install the new sulfurization prevention pellet, h1cozx-001 h1cozx-001...
  • Page 308 6-Maintenance 7B22AE44 7B22AE44 Connecting a Booster Battery WARNING Connect the starter assist cable according to the instructions in this manual. Connecting the starter assist cable incorrectly or shorting between the battery terminals is dangerous and can lead to an accident. Check that the booster battery voltage is the same as the voltage of this machine's electrical system (24 VDC).

  • Page 309: Alternator

    6-Maintenance Alternator Service Specifications Inspection: Every 1000 hours WARNING Sparks from welding can cause battery gas to explode. Disconnect the B+ and D+ cables from the alternator before welding this machine. Carefully check the marks on the cable before 3AB027E5 3AB027E5 reconnecting them to be sure to reconnect them correctly.

  • Page 310: Replacing The Light Bulb

    6-Maintenance Replacing the Light Bulb Pull the clip to the outside and remove the light bulb. Install a new light bulb of the same Lighting in the Operator's Compartment wattage (70 W). Remove the cover. NOTE: Do not directly touch a halogen (tungsten Remove the light bulb, then install a new light iodine) light bulb.
  • Page 311 6-Maintenance Pull the clip to the outside and remove the light bulb. Install a new light bulb of the same wattage (70 W). NOTE: Do not directly touch a halogen (tungsten iodine) light bulb. Install the clip and screws, connect the plug, then re-install the headlight in its original position.

  • Page 312: Trouble Notification

    6-Maintenance Trouble Notification The supply period for repair parts of this product is 10 years after the end of production. Even within this supply period, however, there may be negotiation concerning delivery timing, etc. Additionally, if repair parts need to be ordered for a product for which the supply period has already ended, the order will be accepted after the delivery timing and price have been negotiated.

  • Page 313: 7-Troubleshooting

    7-Troubleshooting Troubleshooting In order to extend the service life of the machine and raise its operation rate, it is necessary to perform daily inspections and lubrication and also to pay attention to machine abnormalities and to immediately find the cause and take corrective action.

  • Page 314: Engine-Related

    7-Troubleshooting Engine-related Also refer to the "Engine Manual". 　 Symptom Cause Countermeasure Repair the connections and contact Defective starter switch (starter does locations (battery terminal contact not run) defect). Discharge the battery completely, Defective rotation of starter (starter replace the starter motor, clean or rotates slowly) replace the power distribution connectors.
  • Page 315 7-Troubleshooting Symptom Cause Countermeasure Defective injection nozzle * Adjust and replace if necessary. Incorrect injection timing * Adjust, repair or replace. Incorrect fuel Change to good fuel. Excessive fuel consumption * Disassemble, repair, and replace Insufficient compression pressure parts. Insufficient intake air Clean or replace element.

  • Page 316: Monitor Display

    7-Troubleshooting Monitor Display Have repair of electronic components (computer, etc.) done by our authorized service shop. 　 Symptom Cause Countermeasure Water leaks from some parts Repair. Stretched belt, oil on the belt Clean or replace. Defective radiator * Repair or replace. Excessive relief operations Reduce relief operations.

  • Page 317: Operation

    7-Troubleshooting For items marked with *, consult our authorized service shop. Operation Symptom Cause Countermeasure Foreign objects caught in an operation * Clean operation valve. valve spool Stuck valve * Repair, replace valve assembly. Operations are heavy. Insufficient lever link lubrication Grease up.

  • Page 318: Machine

    7-Troubleshooting Machine Symptom Cause Countermeasure Insufficient engine output Refer to the Engine Manual. Decreased function due to hydraulic * Replace hydraulic pump. pump wear Defective main relief valve * Adjust pressure or replace the valve. Actuating force is reduced. Insufficient hydraulic oil level Feed oil.

  • Page 319: Swing

    7-Troubleshooting Symptom Cause Countermeasure * Replace the valve housing Operation valve internal oil leak assembly. Not traveling in straight line Damaged swivel joint packing * Replace the swivel joint packing. Loose lever link Adjust. For items marked with *, consult our authorized service shop. Swing Symptom Cause...
  • Page 320 7-Troubleshooting...

  • Page 321: 8-Specification

    8-Specification Specification Main Specifications SH145X-6 SH145XU-6 　 Standard bucket capacity (ISO 0.50 m 0.45 m heaped) Operating weight 14500 kg 15300 kg Basic Engine model ISUZU GJ-4JJ1X Rated output 70.9 kW/2000 min Displacement 2999 ml Overall length for transport 7880 mm (standard)

  • Page 322: Dimension

    8-Specification Dimension Outer Dimensions (SH145X-6) D5D705DD D5D705DD...
  • Page 323 8-Specification 2.11 m 2.50 m 7870 mm 7880 mm 5460 mm 5470 mm 2410 mm 2410 mm 2790 mm 2790 mm 3500 mm 3500 mm 2720 mm 2790 mm 880 mm 880 mm 20 mm 20 mm 2770 mm 2770 mm 2490 mm 2490 mm 1240 mm...
  • Page 324 8-Specification Positioning during transportation When equipped with two pin position arm. (Long Arm [3.01 m]) A (a) B (a) B (b) A (b) F2EAED0B F2EAED0B...
  • Page 325 8-Specification 3.01 m a: 7860 mm b: 7840 mm a: 5450 mm b: 5430 mm 2410 mm 2790 mm 3500 mm 　 a: 3230 mm b: 2600 mm 880 mm 20 mm 2770 mm 2490 mm 1240 mm 1250 mm 1990 mm 2490 mm (O) (Standard shoe width)
  • Page 326 8-Specification (SH145XU-6) 3F61C602 3F61C602...
  • Page 327 8-Specification 2.11 m 2.41 m 7540 mm 7610 mm 5130 mm 5200 mm 2410 mm 2410 mm 2790 mm 2790 mm 3500 mm 3500 mm 2700 mm 2700 mm 880 mm 880 mm 20 mm 20 mm 2770 mm 2770 mm 2490 mm 2490 mm 1240 mm...
  • Page 328 8-Specification Work Range (SH145X-6) 10 m 10 m B34CDA24 B34CDA24...
  • Page 329 8-Specification 2.11 m 2.50 m 3.01 m (A) (Maximum digging radius) 7940 mm 8290 mm 8740 mm (B) (Maximum digging radius on surface) 7780 mm 8140 mm 8600 mm (C) (Maximum digging depth) 5110 mm 5510 mm 6010 mm (D) (Maximum digging depth for length of 2.44 m) 4870 mm 5290 mm 5830 mm...
  • Page 330 8-Specification (SH145XU-6) Offset 0 57719B9D 57719B9D 8-10...
  • Page 331 8-Specification Offset Maximum (left) 343259E8 343259E8 8-11...
  • Page 332 8-Specification 2.11 m Offset 0 Offset Maximum (left) (A) (Maximum digging radius) 7590 mm 7160 mm (B) (Maximum digging radius on surface) 7430 mm 6990 mm (C) (Maximum digging depth) 4910 mm 4500 mm (D) (Maximum digging depth for length of 2.44 m) 4590 mm 4170 mm (E) (Maximum dump height)

  • Page 333: Bucket And Arm Types

    1.6 ton/m max.) △ : Loading (can be used with dirt with specific gravity of 1.2 ton/m max.) Cannot be used (not covered by warranty) SH145X-6 Bucket capacity (m ) ISO 0.37 0.45 0.45 HD 0.50 0.50 HD 0.55...

  • Page 334: Shoe Type

    8-Specification Shoe Type SH145X-6 Shoe width and 500 mm grouser 500 mm link chain 600 mm grouser 700 mm grouser namae Ground pressure 47 kPa 47 kPa 40 kPa 35 kPa Ground pressure 2490 mm 2490 mm 2590 mm 2690 mm...

  • Page 335: Function

    8-Specification Function ● Seat suspension Main Supplied Equipment ● Rise-up wiper (with intermittent wipe function) 　 [Hydraulic system] ● Cup holder ● SIH: S+ hydraulic system ● Work modes (SP mode, H mode, and A ● AM/FM radio (with mute function, AUX terminal, USB terminal) mode) ●...
  • Page 336 8-Specification 8-16...

  • Page 337: 9-Options

    9-Options Options Breaker Also, when swinging the arm down, if you go to the end of the stroke, the excess stress NOTICE: Do not use ultra-long reach machines to could damage the arm cylinder. perform breaker operations. Operate so that you do not go to the stroke end of any of the cylinders.

  • Page 338: Cautions For Using Hydraulic Breaker

    9-Options Stop work, if the hydraulic hoses vibrate abnormally. Continuing to work may cause excess stress, breakdown, etc. BAF71C29 BAF71C29 Cautions for work in water Stop work! Work in water with the standard hydraulic breaker will damage hydraulic equipment on 0B9C8744 0B9C8744 the hydraulic excavator.
  • Page 339 9-Options Do not perform lifting work with the breaker. This would cause breaker damage. Also, use for any other than the main applications is dangerous. F7F3DF2D F7F3DF2D Using the breaker in front of the machine or behind the machine Using the breaker to the side of the machine causes reduced service life for the undercarriage.

  • Page 340: Crusher

    9-Options Crusher Also, when swinging the arm down, if you go to the end of the stroke, the excess stress NOTICE: Do not use ultra-long reach machines to could damage the arm cylinder. perform crusher operations. Operate so that you do not go to the stroke end of any of the cylinders.
  • Page 341 9-Options ■ Working at end of the cylinder stroke 　 ■ Gouging work prohibited 　 prohibited Gouging work with the crusher on posts, When destroying a steel frame or something beams, etc. puts excess stress on the crusher similar with the crusher, if you pull in toward itself and the hydraulic excavator arm, boom, you with the bucket cylinder, sometimes the cylinders, etc.

  • Page 342: Special Attachments

    9-Options Special Attachments CAUTION ● When a hydraulic breaker is mounted, it is necessary to select an attachment with specifications that match the excavator main unit. When selecting a special attachment, consult your nearest branch or sales office. ● When using a special attachment, carefully read the operator's manual for the special attachment and work safely being careful not to damage the excavator itself or the special...

  • Page 343: Operation Pedal Position

    9-Options Operation Pedal Position Handling of Pedal When not operating the pedal, put it in the 　 CAUTION locked ① position. ● Always lock the pedal when not in use. At the lock position ① and 　 ● Stop the engine before switching the pedal. ①...

  • Page 344: Operation Of Proportional Switch

    9-Options Operation of Proportional Switch When the machine is equipped with levers with proportional switch, the operating speed of the end attachment can be adjusted by operating the proportional switch. 818D7354 818D7354 Rotates attachment clockwise Rotates attachment counter-clockwise Closes attachment Opens attachment The rotation speed can be adjusted according to the sliding amount.

  • Page 345: Breaker Operation

    9-Options Breaker Operation Service when breaker is used: It is recommended that hydraulic oil management (sampling) be performed by a specialist. Breaker operations are harder on the hydraulic excavator than digging operations and contamination and deterioration of hydraulic oil occurs rapidly. If you continue to use the machine with hydraulic oil that has deteriorated and is contaminated, this will cause control valve operation defect, rapid wear of hydraulic pumps, and overall trouble in hydraulic circuits.

  • Page 346: Fuel Tank Feed Pump

    9-Options Fuel Tank Feed Pump Insert the inlet hose into the drum can. Fuel Tank Feed Pump (if equipped) WARNING Observe the following cautions concerning the handling of diesel fuel. ● Do not smoke. ● Never refuel with the engine running. ●...
  • Page 347 9-Options Select the fueling mode with the selector switch on the right side of the feed pump. ● "AUTO": When the fuel tank becomes full, the feed pump automatically stops feeding and announces this with the alarm. Turn the switch "OFF". ●...

  • Page 348: Load Handling

    9-Options Load Handling WARNING Danger of crush. When handling loads, it is very important to comply with the instructions in this manual and regional ordinances. Failure to do so could cause death or serious injury. The machine that lifts loads (tubes, concrete pipe connections, pillars, etc.) must be equipped with safety valves, overload indicators, load fastening points, and load handling charts appropriate to the machine model and its attachments.

  • Page 349: Load Handling Eye

    9-Options Load Handling Eye When lifting a load, a sling and a chain must be attached to the load handling eye on the bucket control rod. f8oz9g-001 f8oz9g-001 9-13...
  • Page 350 9-Options 9-14...

  • Page 351: 10-Index

    10-INDEX Additional Information............................1-1 About the Front, Rear, Left, and Right of This Machine..................1-4 After Work is Completed............................2-15 Avoid getting knocked over..........................2-43 Anti-interference Emergency Release Switch..................... 2-46 Armrest Angle Adjustment Section........................3-9 Anti-interference System (offset boom type)....................... 3-18 Anti-Interference Override switch........................3-18 Actuation of Anti-interference System (offset boom type)...................
  • Page 352 10-INDEX Basic Operations after Starting the Engine......................4-11 Backfilling................................4-45 Boom Operation..............................4-45 Bucket Inversion and Replacement........................4-46 Bucket Inversion..............................4-46 Bucket Installation..............................4-47 Before Storage..............................4-53 Biodiesel Fuel..............................6-14 Biodiesel Fuel Usage Conditions.........................6-14 Bleeding air from the hydraulic components......................6-65 Bucket Backlash Adjustment..........................6-85 Belt Tension Check..............................6-88 Battery disconnect switch............................
  • Page 353 10-INDEX Cold Weather Arrangements..........................4-49 Cold Weather...............................4-49 Cautions When Loading and Unloading........................ 5-1 Caution during Transport............................5-2 Cautions for Transporting Position (with long arm attached).................5-5 Cold Climates................................ 6-9 Consumable Parts............................... 6-17 Cooling system..............................6-46 Coolant Solution..............................6-46 Cleaning the electromagnetic feed pump filter....................6-56 Cleaning and Replacing the Suction Filter......................6-62 Changing the hydraulic fluid..........................
  • Page 354 Fuse Functions..............................6-93 Function................................8-15 Fuel Tank Feed Pump............................9-10 Fuel Tank Feed Pump (if equipped)........................9-10 General Information............................1-1,6-1 Gate Lock Lever (safety bar)..........................3-53 General Cautions for Service..........................6-1 Grease................................. 6-10 Genuine Sumitomo Product..........................6-16 Grease Points..............................6-33 Gas Spring Inspection............................6-91...
  • Page 355 10-INDEX Hydraulic Reservoir............................. 2-43 Handling of Anti-interference System........................2-45 Height Adjustment Section............................ 3-8 Headrest Adjustment Section..........................3-9 Hand control levers and pedals........................... 3-11 Handling of Anti-interference System (KHP25790)..................... 3-20 Handling a New Machine............................4-1 How to Perform Start-up Inspections........................4-2 How to Use Anti-theft Function..........................4-7 Hydraulic Breaker or Crusher Hydraulic Circuit (option)..................4-33 Handling under Special Conditions........................4-51 Hydraulic Fluids, Fuels, and Lubricants.........................6-9...
  • Page 356 10-INDEX MAINTENANCE INFORMATION........................3-40 Menu Display/Camera Settings........................... 3-45 Manual................................. 3-51 Manual Tuning..............................3-60 Memory Erasure..............................3-64 Magazine Rack..............................3-64 Mirror Installation Position........................... 3-67 Mirror Adjustment..............................3-67 Mirror A (Cab handrail)............................3-68 Mirror B (cab bottom) (blade type) ........................3-68 Mirror C (front right housing)..........................3-69 Mirror D（front right housing）(Blade Type).......................
  • Page 357 10-INDEX Operation................................7-5 Outer Dimensions..............................8-2 Options.................................. 9-1 Operation Pedal Position............................9-7 Operation of Proportional Switch........................... 9-8 Precaution Identification Plates..........................1-5 Position of Decals..............................2-29 Power Socket...............................2-45 Positions of Control Sections and Accessories within Cab..................3-4 Proportional switch (if equipped)......................... 3-14 Password Registration............................4-6 Password Change..............................
  • Page 358 Safety valves (optional)............................4-41 Service Specifications........4-41,6-24,6-67,6-72,6-73,6-75,6-77,6-78,6-80,6-81,6-88,6-96,6-99 Switch Settings for Loading and Unloading......................5-1 Service Schedule..............................6-1 Service Chart................................. 6-4 Service Point................................6-4 Servicing Intervals..............................6-6 SH145X-6................................6-20 SH145XU-6................................6-22 Start-up Inspection...............................6-29 Service specifications......................6-43,6-46,6-49,6-59,6-70 Swing reduction gear...........................6-65,6-70 Shoes...................................6-73 Shoe Roller and Take-up Roller.......................... 6-75 Services and Checks............................
  • Page 359 10-INDEX To All Users................................1-2 Transporting.................................2-17 Touching Hot Surfaces............................2-40 Tie-down Point..............................2-43 Travel Levers and Pedals............................ 3-12 Type 1..................................3-41 Type 2..................................3-42 Temperature................................ 3-50 To Listen to Radio..............................3-60 Time Adjustment..............................3-64 Travel Operation..............................4-18 Travel Alarm................................ 4-19 Travel Levers............................... 4-21 Travel Speed Selection............................4-23 Towing the Machine.............................4-27 Travel with the Bucket Dug into the Ground Prohibited..................4-42 Transporting This Machine............................
  • Page 360 10-INDEX...
  • Page 361 WDL1456D-0W AU0 2nd edition January 25, 2019 WDL1456D-1W AU1 　 　 　 All rights reserved. Published by: SUMITOMO (S.H.I.) CONSTRUCTION MACHINERY CO., LTD. Think Park Tower, 1-1 Osaki 2-Chome, Shinagawa-ku, Tokyo, 141-6025 Japan Telephone: 81-(0)3-6737-2600 Facsimile: 81-(0)3-6866-5112 Web Site Address: http://www.sumitomokenki.co.jp...
  • Page 362 Instructions for Attaching the Operator’s Manual to the Manual Holder Cable Operator’s Manual Insert the female screw through the manual holder cable and the Operator’s Manual, and tighten them together with the male screw Printed in Japan D19・1 KMP16621...

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