Kobelco SK35SR-6 Operation Manual

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APPLICABLE No.

SK35SR

-6

READ, UNDERSTAND AND FOLLOW ALL SAFETY

PRECAUTIONS AND INSTRUCTIONS FOUND IN THIS

MANUAL BEFORE OPERATING THE MACHINE.

Book Code No. S2PX00051ZE03

PX16-30001~

2014.06

Destination : OCE

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Summary of Contents for Kobelco SK35SR-6

Page 1 APPLICABLE No. SK35SR PX16-30001~ READ, UNDERSTAND AND FOLLOW ALL SAFETY PRECAUTIONS AND INSTRUCTIONS FOUND IN THIS MANUAL BEFORE OPERATING THE MACHINE. Book Code No. S2PX00051ZE03 2014.06 Destination : OCE Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 3: Table Of Contents
1.9.1 PREVENTION OF BATTERY ELECTROLYTE BURNS ………………………………………………1-42 1.9.2 PREVENT BATTERY EXPLOSIONS ……………………………………………………………………1-42 1.9.3 REPLACING THE BATTERY ……………………………………………………………………………1-42 1.9.4 USING JUMPER CABLES TO START THE ENGINE ………………………………………………1-43 1.9.5 BATTERY DISPOSAL ………………………………………………………………………………………1-43 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 4 2.10.3 RETRACTING UPPER FRONT WINDOW ……………………………………………………………2-25 2.10.4 RETRACTING LOWER FRONT WINDOW ……………………………………………………………2-26 2.10.5 OPENING/CLOSING WINDOW ON RIGHT SIDE ……………………………………………………2-26 2.10.6 CAB ROOM LAMP ………………………………………………………………………………………2-26 2.11 EMERGENCY ESCAPE FROM OPERATOR'S STATION. ………………………………………………2-27 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 5 3.10.2 LOADING WORK …………………………………………………………………………………………3-32 3.10.3 TRENCHING WORK ………………………………………………………………………………………3-32 3.10.4 DOZING WORK ……………………………………………………………………………………………3-32 3.10.5 SIDE DITCH DIGGING WORK …………………………………………………………………………3-33 3.10.6 WORK IN NARROW PLACE ……………………………………………………………………………3-34 3.11 PARKING THE MACHINE ……………………………………………………………………………………3-35 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 6 4.12 8 HOUR (DAILY) INSPECTION & MAINTENANCE PROCEDURES …………………………………4-34 4.12.1 VISUALLY CHECKING MACHINE FOR DEFORMATION AND DAMAGE ………………………4-34 4.12.2 CHECKING FOR LOOSE OR MISSING BOLTS AND NUTS ……………………………………4-34 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 7 5.2.2 LOADING WITH PLATFORM OR EMBANKMENT ……………………………………………………5-5 5.3 FIXING THE MACHINE …………………………………………………………………………………………5-6 5.4 MACHINE LIFTING PROCEDURES …………………………………………………………………………5-7 5.5 GENERAL SPECIFICATIONS FOR EQUIPMENT/ATTACHMENT ………………………………………5-8 5.5.1 BOOM GENERAL SPECIFICATIONS ……………………………………………………………………5-8 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 8 8.2.5 PRECAUTION IN INSPECTION AND MAINTENANCE OF AIR CONDITIONER ………………8-18 8.2.6 INSPECTION & MAINTENANCE CHART ………………………………………………………………8-18 8.2.7 INSPECTION AND ADJUSTMENT OF AIR CONDITIONING COMPRESSOR BELT …………8-19 8.2.8 CLEANING AND REPLACEMENT OF AIR CONDITIONER FILTERS ……………………………8-20 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 9 10.1 GENERAL ………………………………………………………………………………………………………10-3 10.2 RELEASING TRAVEL MOTOR BRAKES …………………………………………………………………10-4 10.2.1 RELEASING PROCEDURES OF TRAVEL MOTOR BRAKES ……………………………………10-4 10.3 OPERATION OF DISABLED MACHINE ……………………………………………………………………10-5 10.3.1 LOWERING ATTACHMENT OF DISABLED MACHINE ……………………………………………10-5 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 13: General
Please contact KOBELCO authorized dealer/distributor for any optional attachments/equipment required. ・ The contents of this manual and operation of the machine are based on the use of KOBELCO genuine manufacturer sourced parts. Replacement with non-genuine parts or modified parts is not recommended.
Page 14: Storage Place Of Operation & Maintenance Manual
Many accidents can be avoided if the causes are known and proper cautions are taken beforehand. No matter how devices and protections are advanced, many cases prove that they cannot be as effective as a careful and attentive behavior at avoiding accidents. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 15: Handling Of This Machine
Use extreme caution to put a full load on the machine before its parts and components get broken in because it may cause seizure or flaws and significantly affect the service life of the machine. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 16: Rops (Roll-Over Protective Structure)/Fops (Falling Objects Protective Structure)
KOBELCO authorized dealer/distributor. Do not modify the cab body with welding or drilling. If the function of the protective structure is affected by modification, it may cause severe injury. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 17: Ordering Parts Or Services
See below for the locations on which the machine serial number and engine serial number are stamped. Write them down in the following blanks. MACHINE TYPE MACHINE SERIAL No. ENGINE SERIAL No. HOUR METER Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 21: General Safety Information
Always keep this manual being stored in the place provided on the machine. If it is missing or damaged, place an order with KOBELCO authorized dealer/distributor for a replacement. If you have any questions, please consult KOBELCO authorized dealer/distributor.
Page 22 ［ 1. SAFETY PRECAUTIONS ］ Special instructions or procedures which, if not correctly followed, may result in severe machine damage. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 23: Safety Precautions
Do not apply a side load to the lifting eyes during a lifting operation. 10. To avoid being burned, be alert for hot parts and surfaces immediately after stopping the Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 24 Keep a face, hands and legs away from the grease nipple. Loosen the grease nipple within one turn. If grease does not come out after one turn of the fitting, call KOBELCO Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 25 Comply with the rules and regulations applied on the working site. Comply with the environmental rules and regulations on the disposal of asbestos. Avoid areas where asbestos particles may be in the air. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 26: Warning Label
KOBELCO authorized dealer/distributor for new warning labels. ・ There are labels other than those shown below, so handle them same as the contents mentioned above. 1.3.2 LOCATION OF WARNING LABELS Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 29 Part number: YN20T01016P1 3. HANDLING OF PILOT CONTROL SHUT-OFF LEVER Location: Seat stand cover Part number: PY20T01073P1 4. INTERFERENCE BY THE ATTACHMENT Location: Seat stand cover Part number: PS20T01023P1 1-11 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 30 7. HANDLING THE BATTERY Location: Seat stand cover Part number: PS20T01042P1 Read this manual to handle the battery properly. 8. HANDLING THE BATTERY Location: Seat stand cover Part number: PS20T01043P1 1-12 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 31 Location: Radiator upper surface Part number: PW20T01094P1 11. STOP ENGINE BEFORE SERVICING Location: Side of radiator Part number: PX20T01165P1 12. HOT PARTS Location: Guard Part number: YT20T01352P1 1-13 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 32 Do not get close to the machine. 16. SEAT BELT Location: Seat stand cover Part number: PS20T01049P1 17. FRONT WINDOW LOCK AT THE HOUSED POSITION Location: Right side inside cab Part number: YN20T01416P1 1-14 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 33 Location: Seat stand cover (canopy), right side inside cab (cab) Part number: PE20T01028P1 20. HANDLING ROTARY MULTI-CONTROL VALVE Location: Seat stand cover (canopy), right side of cab (cab)? Part number: YN20T01039P1 1-15 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 34 Location: Cover (canopy), right side of cab (cab) Part number: YT20T01406P1 23. AVOID BEING BURNED (OPTION) Location: Cooler hose Part number: PS20T01192P1 24. NIBBLER (CRUSHER) AND BREAKER OPERATION Location: Cover Part number: PX20T01139P1 1-16 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 35 Location: Inside cab door Part number: PV20T01008P1 28. HANDLING THE QUICK HITCH Location: Right side of cab Part number: PS20T01083P2 Be sure to read this manual before removing/installing the attachment. 1-17 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 36 Location: Right side of cab Part number: PS20T01082P1 30. HANDLING THE QUICK HITCH (OPTION) This label is affixed to the machine equipped with KOBELCO standard quick hitch. Location: Right side of cab Part number: PS20T01080P1 31. HANDLING THE QUICK HITCH (OPTION) This label is affixed to the machine equipped with KOBELCO standard quick hitch.
Page 37: Pre-Start Safety
・ Wear hard hats and protective shoes. Wear protective gears such as protective glasses, mask, gloves, ear protection, safety belt, and reflecting vest as needed. ・ Check the function of each protective gear 1-19 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 38: Abnormal And Emergency Condition
Hearing loss may occur when an environment is extremely noisy. Wear ear protectors or ear plugs when going into noisy areas for a long time to avoid hearing loss. 1-20 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 39: Fire Prevention
These flammable materials may catch a fire and then explode and result in severe injury. 1-21 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 40: Getting On And Off The Machine
・ Do not get on and off the machine by using the pilot control shut-off lever nor control levers. ・ Do not get on and off the machine with tools in hand. 1-22 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 41: Inspection And Maintenance On The Machine
・ Do not use a radio or mobile phone in the operator's station during traveling or operating. ・ Do not leave a cigarette lighter in the operator's station.? It may explode when inside the cab becomes very hot under sunshine. 1-23 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 42 Using the machine in bad condition may cause an unexpected accident or failure. If you detect any abnormality during operation, immediately stop the machine and repair it. 1-24 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 43: Secure Visibility
・ Stop working in case of poor visibility due to fog, rain or snow. After the visibility becomes clear, restart working. 1-25 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 44: Prohibited Works
If the cylinder is operated to the stroke end, it will generate an excessive load and cause damage to not only the cylinder but also the pin, boom and arm. 1-26 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 45 DO NOT LIFT UP THE MACHINE WITH ARM CYLINDER STROKE END Never lift up the machine with arm cylinder stroke end. It may cause damage to the equipment/attachment and cylinder. 1-27 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 46: Precautions For Operations
Do not fail to warm up the machine. Especially in cold weather, the sufficient warming-up is necessary. 1-28 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 47: Traveling
Do not turn or go across on a slope. Go down to a flat space and take a detour-route for safety. 1-29 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 48: Precautions Of Operatiion
Check for interference before operation. Use extreme caution when operating the attachment near the operator's station or machine. 1-30 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 49 Offset Load of Dozer If the machine is supported by the dozer, be sure to ground the dozer bottom evenly, avoiding an offset or concentrated load. 1-31 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 50: Precautions Of Work
Do not dig under the precipice or overhang. It may cause falling rocks or loosening of the precipice, overhang or ground and result in injury, death or machine damage. 1-32 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 52 Put logs or lumbers horizontally beneath the crawler belts when working on the soft ground or the marsh to prevent the machine from getting stuck in mud. As the ambient temperature rises, the surface conditions of the frozen ground may become marshy. 1-34 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 53: Precautions Of Parking
(1) and lower the bucket (2) and dozer (3) to the ground. If you park it on a road, ensure safety of pedestrians-by and cars by flags, barriers, lights and other warning labels. 1-35 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 54: Precautions Of Inspection & Maintenance
USE PROPER TOOLS Use of damaged or deformed tools for the purpose other than its original intention may cause personal injury. Use properly calibrated and maintained tools. 1-36 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 55: During Inspection & Maintenance
The other person sitting on the operator's seat should be ready to stop the engine at any time while communicating with the person inspecting or maintaining the engine. 1-37 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 56 When inspecting the machine with the access panel or fuel inlet opened, do not drop tools and parts into the inside. Be sure to pick them up immediately in case they are dropped. 1-38 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 57 Keep a face, hands and legs away from the grease nipple. For adjusting track shoe tension, see "INSPECTING AND MAINTAINING TRACK SHOE TENSION" in Chapter 4. 1-39 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 58: Prohibited In Inspection & Maintenance
・ Personal injury or failures of the machine caused by unspecified modification voids our liability for the machine. ・ Consult KOBELCO authorized dealer/distributor for any modification to the machine beforehand. 1-40 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 59: After Inspection & Maintenance
・ Observe any applicable federal, state and local codes and regulations regarding the hazardous material disposal when disposing of hazardous material such as waste oils, fuel, coolant, brake fluid, solvent, filters and batteries. 1-41 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 60: Handling Battery
Never connect the positive (+) terminal to the negative(-) terminal. Finally, connect the negative (-) terminal to the upper frame of the machine. See "USING JUMPER CABLES" in Chapter 3 for the starting procedures of using jumper cables. 1-42 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 61: Using Jumper Cables To Start The Engine
10. Check and repair the cause of the problem of the starting/charging system on the disabled machine. 1.9.5 BATTERY DISPOSAL Observe any local rules when disposing of a waste battery. 1-43 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 62: How To Tow The Machine
Keep the wire rope horizontally and straight to the track frame. Tow the machine slowly in the LOW speed mode. Pad the corners of the track frame to avoid damaging the wire rope and track frame. 1-44 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 63: Handling Accumulator
・ Do not shock it by striking or rolling it. ・ The charged gas must be removed before disposal. Contact KOBELCO authorized dealer/distributor. For more information about handling the accumulator, contact KOBELCO authorized dealer/distributor. 1-45 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 65: Machine Familiarization
［ 2. MACHINE FAMILIARIZATION ］ 2. MACHINE FAMILIARIZATION Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 67: Basic Components Of The Machine
Idler link Swivel joint Idler Assembly Bucket link Air cleaner Lower roller Bucket Battery Upper roller Light Radiator Travel motor Fuel cooler Oil filter Dozer cylinder Reserve tank Dozer Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 68: Cab Nomenclature
Boom swing foot pedal Deceleration switch Dozer control lever Wiper switch (Cab) Optional Pedal (Breaker/Nibbler) QUICK HITCH OPERATION SWITCH For the color multi-display, see Chapter 8 "OPTIONAL EQUIPMENT". Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 70: Fuel Level Meter
See "CHECKING COOLANT LEVEL FOR SHORTAGE AND MAKING UP"in Chapter 3, "CLEANING RADIATOR, OIL COOLER AND FILTER", and "ADJUSTING FAN BELT TENSION" in Chapter 4. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 71: Fuel Level Lamp (Lit In Red)
When you turn the starter switch "OFF", the travel speed is changed back to travel in LOW (1st). Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 72: Handling Of Switches And Meters
Contact KOBELCO authorized dealer/distributor for inspection and maintenance. When the pilot control shut-off lever is not at the "LOCKED" position, the engine cannot be started. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 73: Travel Speed Select Switch
Be sure to sound the horn before starting this machine to warn surrounding personnel. The horn sounds while the switch located on the top of the left control lever grip is being pressed. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 74: Hour Meter
Do not use the washer function for more than 20 seconds or without washer fluid, which may cause damage to the motor equipped with the washer fluid reservoir. 2-10 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 75: Quick Hitch Operation Switch
･ The alarm sound will not stop until the quick hitch operation switch is set to the "UNLOCK" side. ･ For detailed operations, see "REMOVING FRONT ATTACHMENT" and "INSTALLING FRONT ATTACHMENT" sections in Chapter 8. 2-11 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 76: Handling Of Levers And Pedals
LOCATION OF LEVERS AND PEDALS PILOT CONTROL SHUT-OFF LEVER Operator Control Levers (ISO Operating Pattern) Standard Travel levers Engine Throttle Lever Dozer Control Lever Boom Swing Foot Pedal Optional Pedal (Breaker/Nibbler) 2-12 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 77: Pilot Control Shut-Off Lever
"LOCKED" position, the hydraulic system is shut down. "LOCKED" position Unlocking hydraulic system (B) When the lever is set to the "UNLOCKED" position, the hydraulic system is unlocked. "UNLOCKED" Position 2-13 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 78: Control Lever
Right control lever (5)Boom down (6)Boom up (7)Bucket in (8)Bucket out N (Neutral): Boom and bucket are held in the position where they are. 2-14 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 79 For how to switch the rotary multi-control valve (ISO/BHL), see Chapter 3 "MACHINE OPERATION". For how to switch the rotary multi-control valve, see Chapter 8 "OPTIONAL EQUIPMENT". 2-15 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 80: Travel Lever & Pedal
If the travel alarm does not sound when travel levers (or pedals) are operated, stop the engine immediately and contact KOBELCO authorized dealer/distributor near you for repair. If you continue working with the broken travel alarm, it may cause severe injury. 2-16 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 81: Engine Throttle Lever
Dozer Operation Operation Movement Push the lever (A) Dozer blade down Pull the lever (B) Dozer blade up Neutral (C) Hold 2-17 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 82: Boom Swing Foot Pedal
A: Right swing (Depress the right side) B: Left swing (Depress the left side) To lock the pedal, pull down cover (1) above the pedal toward yourself. 2-18 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 83: Handling Of Fuse Box
If fuse replacement is frequently required, it may be due to a failure in the electrical system. Please contact KOBELCO authorized dealer/distributor. Make sure the starter switch is in the "OFF" position when replacing fuses.
Page 84: Fuse Capacity And Circuit Name
Travel alarm Sequence relay Lever lock solenoid Hand control solenoid Rotating beacon Socket, radio Travel in HIGH (2nd) speed, solenoid Working light Gauge cluster, hour meter Controller 2-20 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 85: Handling Of Fusible Link (For Starter)
In case the starter does not work when the starter switch is turned "ON", disconnection of the fusible link is suspected. Check and replace it as needed. 1. Fusible link 2-21 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 86: Handling Of Seat Belt
Adjust the seat belt to remove excess slack. 2.8.2 HOW TO UNFASTEN SEAT BELT ・ To unfasten the seat belt, pull "a" of the buckle. 2-22 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 87: Handling Of Operator's Seat
SEAT FORE AND AFT ADJUSTMENT (B) To slide the seat back and forth, pull handle (2) up. After the adjustment, release the handle and check that the seat is locked securely. 2-23 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 88: Operator Cab
2.10.2 OPENING DOOR FROM INSIDE OF CAB To open the door from the inside of the cab, pull lever (1) to open the door. 2-24 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 89: Retracting Upper Front Window
To close the upper front window, perform the reverse procedure of the above steps 2 and 3. 2-25 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 90: Retracting Lower Front Window
・ Neutral : The lamp turns on when the door opens and turns off when the door closes. ・ OFF : The lamp does not turn on. 2-26 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 91: Emergency Escape From Operator's Station
Pay attention to the broken pieces so as not to be injured when breaking the window glass. Label (2) indicating the emergency exit are affixed on the rear window. 2-27 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 92: Other Equipment (Accessory)
2.12.2 GREASE GUN HOLDER The grease gun holder is positioned inside of the right side cover. When the gun is not used, put it on this holder. 2-28 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 93: Guard And Side Cover (With Lock Lever)
・ When you turn the starter key clockwise, the lock is released and you can open the side cover. ・ When you close the side cover, it is automatically locked. 2-29 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 97: Everyday Check-Up
・ Check the guards, steps and handrails for damage, and the bolts for looseness. Repair and tighten them as required. ・ Verify that the gauges and the monitor panel function properly, and replace them as required. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 98: Check Before Starting Engine
Removing the radiator cap under this condition may cause burns. Allow the engine to cool down before removing the radiator cap. If the water level in the reserve tank drops frequently, immediately contact KOBELCO authorized dealer/distributor for assistance. If the engine coolant temperature lamp is lit on the monitor panel when the engine is running or when the engine switch is turned ON, loosen the radiator cap and pour coolant water to the neck of the radiator cap.
Page 99: Checking Engine Oil Level And Refillling
After refuel, check the oil level again. Wipe filler cap (2) with a clean cloth and attach it in place. Close the engine food and lock it with the starter key. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 100: Checking Fuel Level And Making Up
Close the hydraulic oil tank cover and lock it with the starter key to finish the work. Refill the fuel tank to the maximum after finishing work for a day. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 101: Checking Fuel Leakage
10 to 30 degrees C) During normal operation: Near the "H" level (oil temp. 50 to 80 degrees C) Avoid overfilling. It causes damages on hydraulic equipment or oil spouting. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 102: Checking Fan Belt
"Belt in use" refers to the belt that has been used for five or more minutes since it is attached to the engine and the engine starts running. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 103: Checking Radiator, Oil Cooler Core And Filter
If the filter is extremely dirty, cooling performance is decreased. Clean it referring to "CLEANING RADIATOR, OIL COOLER CORE AND FILTER" in Section "250 HOUR (3-MONTH) INSPECTION & MAINTENANCE PROCEDURES" in Chapter 4 "MAINTENANCE" Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 104: Checking Lamp
Fuel level lamp Unlit Unlit Unlit Travel in HIGH (2nd) speed Unlit Unlit Unlit lamp Be sure to check that the warning and display lamps operate properly before operation. 3-10 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 105: Checking Working Light
(cab only). If they do not light, presumably light bulbs are burned out or electrical wire is broken. Contact KOBELCO authorized dealer/distributor for repair. 3-11 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 106: Starting Engine
Release the hand from the starter key immediately after the engine starts. The starter key will return to the "ON" position by itself. Position slightly higher than the low idle 3-12 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 107: Start Up In Cold Conditions
In cold weather, a white smoke may appear immediately after the engine starts. It is normal and it disappears after a little while. 3-13 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 108: Using Jumper Cables
･ The starter switches on both boost and disabled machines must be held in "OFF" condition. When the power was connected, it may cause unexpected move of machines and cause accident. 3-14 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 109: Connecting/Disconnecting Jumper Cables
10. Check and repair the cause of the problem of the charging system on the disabled machine. 3-15 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 110: Stopping Machine Engine
Low idle position Turn starter key (2) to the "OFF" position to stop the engine. Remove starter key (2). 3-16 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 111: Check After Starting Engine
Check the engine for oil or water leakage. Warm up the machine for about 5 minutes with no load. It warms up the engine and supply oil to every part. 3-17 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 112: Checking Exhaust Color, Sound And Odor
If any abnormalities are found at the inspection, park the machine in a safe area, stop the engine and contact KOBELCO authorized dealer/distributor for inspection and repair. 3-18 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 113: Pilot Control Shut-Off Lever
"LOCKED" position. If any improper operation is found, stop the engine immediately. Contact KOBELCO authorized dealer/distributor and have the machine repaired to avoid any unexpected machine movement. 3.6.3 CHECKING MONITOR PANEL OPERATION Check that warning lamps of battery charge (1) and engine hydraulic pressure (2) are not lighted.
Page 114: Warming-Up
After warming up the engine, it is also necessary to warm up the hydraulic oil for the best performance. 3-20 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 115: Rotary Multi-Control Valve (Iso/Bhl)
Firmly tighten wing bolt (2) by your fingers without tools. Close the cover. Operate the attachment to make sure that the desired control pattern is used. 3-21 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 116 Affix a control pattern label (1) on the following position. Canopy specification: Guard divider to the right of the operator's seat Cab specification: Inside the cab door Pattern labels 3-22 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 117: Machine Operation
Both the forward and reverse travel speed can be changed by how far you push or pull the levers. Forward/Reverse Travel 3-23 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 118: Changing Travel Speed (1St, 2Nd)
Display lamp (1) is unlit. Operate as with the step 2. Check that the travel speed has been changed from high to low. 3-24 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 119: Stop Traveling
Return the right and left travel levers to the neutral position. The machine stops traveling. Do not stop the machine suddenly, but stop it after slow traveling as much as possible. Stopping the Machine 3-25 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 120: Precautions In Traveling
For how to use ramps, see "TRANSPORTATION of "HYDRAULIC EXCAVATOR"in Chapter 5. 3-26 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 121: Going Upward Slope Or Downward Slope
"neutral position", set the pilot control shut-off lever to the "LOCKED" position, and then chock crawlers (1). 3-27 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 122: Machine Operation In Water
On parts soaked in the water for a long time, use a grease gun to apply grease until the old grease comes out from the inside. 1. Idler link 2. Bucket link 3. Bucket 3-28 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 123: Getting Out Of Soft Ground
Gravel, or mud clogged in a crawler can be cleared by lifting the crawler up and moving it forward and reverse. 3-29 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 124: Swing Procedure
While you are not swinging the machine, keep the attachment and crawler frame parallel to each other before stopping or traveling the machine. Except for special cases, keep them parallel during traveling. 3-30 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 125: Work Procedures Of The Machine
If soil does not fall out easily, set the bucket in the bucket out position and move the bucket lever a few times. 3-31 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 126: Loading Work
If the load on the machine is too much, adjust the dozer height by using the dozer control lever to move the dozer up and down. 3-32 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 127: Side Ditch Digging Work
You can perform the side ditch digging as shown in the right figure. A. Right swing B. Left swing 3-33 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 128: Work In Narrow Place
(left 70 degrees) (left 70 degrees) Minimum swing radius without boom swing in mm (ft-in) 2,380 (7'10") 2,380 (7'10") * These values are for the standard arm specification. 3-34 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 129: Parking The Machine
Put bucket (2) on the ground. Put dozer (3) on the ground. Move pilot control shut-off lever (6) to the "LOCKED" position. A. Lock B. Unlock 3-35 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 130: Precautions After Operation
Then repair the machine according to applicable procedures described in "INSPECTION AND MAINTENANCE CHART" in Chapter 4. 3-36 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 131: Inspection And Maintenance After Engine Stop
(to the top end of tank). There is a possibility of overflowing because the fuel expands as the outside air temperature rises. Remove mud, etc., stuck to the traveling components. 3-37 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 132: Measures After Emergency Engine Stop
When the cause of emergency stop is unknown or when repair is required, contact KOBELCO authorized dealer/distributor for repair. Restart the engine after the engine coolant temperature cools down.
Page 133: Locking
［ 3. MACHINE OPERATION ］ 3.15 LOCKING Be sure to lock the following: ･ Right side cover (Auto lock) ･ Engine hood ･ Cab door (Cab specification) 3-39 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 134: Handling Of Rubber Track Shoe (Standard)
Our warranty does not cover damage caused by prohibited works, such as work in a site where the rubber track shoe may be cut by edges of steel plate/U-shaped gutter/blocks, and sharp edges of crushed stones/rocks and reinforcing steel bars/iron scraps. 3-40 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 135: Prohibitions On Use Of Rubber Track Shoe
LONG-TERM STORAGE" in Chapter 3. If you move the machine with one crawler while the other is raised by the attachment, the rubber track shoe may come off or be damaged. 3-41 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 136: Precautions For Use Of Rubber Track Shoe
Do not turn on an uneven surface (about 20 cm) such as curbs or rocks. To travel across an uneven surface, go over it in the right angle. 3-42 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 137 12. Do not turn with a position as shown in the figure. It causes coming off or damage of the rubber track shoes. 3-43 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 138: Machine Operation In Adverse Conditions
1.25 1.24 Measure the specific gravity of battery electrolyte after its temperature becomes almost the same as the outdoor temperature, instead of immediately after starting the operation. 3-44 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 139: Operation At Seashore
HANDLING OF ELECTRICAL COMPONENTS IN SANDY AND DUSTY AREAS Especially, clean the starter and alternator earlier than the specified time to prevent deposit of dust on them. 3-45 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 140: Precautions For Long-Term Storage
If there is a possibility of freezing, mix the antifreeze (non-amine type) into the radiator. However, it is usually not necessary because long life coolant is already mixed. 3-46 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 141: Prevention Of Dust And Moisture
When starting to use the machine after a long-term suspension, perform the following treatments. ・ Wipe off the rust preventive oil from the cylinder rods. ・ Refill oil and grease to all necessary parts. 3-47 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 143: Inspection And Maintenance
［ 4. INSPECTION AND MAINTENANCE ］ 4. INSPECTION AND MAINTENANCE Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 145: General
Store containers of oils, fluids and grease indoors in an appropriate location. This will prevent contamination from dust, and water, etc. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 146: Inspecting And Maintaing The Machine
COMPLY WITH THE PRECAUTIONS Read and understand the warning labels on the machine before starting the inspection and maintenance. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 147 20 - 40 degrees C (68 - 104 degrees F) with low idle before draining it. USE OUR GENUINE PARTS ・ For replacement of parts, grease and oil, be sure to use KOBELCO genuine parts. Use grease and oil with the specified viscosity depending on the ambient temperature.
Page 148 ・ Clean the radiator core earlier to prevent the clogging. ・ Clean and replace the fuel filter earlier. ・ Clean the electrical components, especially the starter and generator, to prevent the accumulation of dust. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 149: Lubricant, Fuel & Coolant Specifications
*1 : New machines contain * marked grease. *2 : L.L.C means "Long Life Coolant". *3 : Cartridge part number KAPG0420D1 (400 g × 20), Pail can part number KAPG1601D1 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 150 Repair leakage immediately and dispose of used antifreeze/coolant promptly in accordance with government environmental regulation. The cooling system for this machine is filled with LLC (long life coolant), which is KOBELCO genuine antifreeze/coolant. Our genuine antifreeze/coolant protects the cooling system from harmful corrosives while providing superior cooling performance necessary for emissions compliant engines for up to 2 years or 2000 hours of operation.
Page 151: Maintenance Parts
Bolt Bucket (STD) ZN13C16013 When required YJ69B00002S001 Teeth YJ69B00002S002 Locking pin YJ69B00002S003 Rubber lock Parts enclosed in parenthesis ( ) are to be changed at the same time. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 153: Torque Specifications For Bolts & Nuts
Retighten a loose portion or supply new parts for missing ones as required. Inspection and retightening are needed in first 50 hours for a new machine. When replacement of the bolts or nuts is required in the maintenance and inspection, be sure to use KOBELCO genuine parts of the same size as them.
Page 156: Torque Specifications For Joints & Hydraulic Hoses
24.1 to 33.9 {18 to 26} 44.1 to 53.9 {32 to 40} 73.1 to 82.9 {54 to 62} 108.2 to 127.8 {80 to 94} 122 to 152 {90 to 112} 4-14 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 157: Connecting Hydraulic Hoses And Piping Joint
Using damaged parts causes oil leakage. Be sure to keep out dust or other foreign materials. Foreign materials caught in the fitting part causes oil leakage. 4-15 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 158 After cleaning the fitting parts and around them of the hoses, pipes and other hydraulic components, remove and dry the cleaning solvent completely before connecting these parts. Wipe away all grease on the screw parts before assembling and tightening them. 4-16 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 159: Releasing Internal Pressure In Hydraulic Oil And Hydraulic System
Now the pressures in the hydraulic system and hydraulic oil tank is released. You can start the inspection and maintenance of the hydraulic system. 4-17 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 160: Inspection And Maintenance Chart
： Contact KOBELCO authorized dealer/distributor for inspection and adjustment. Engine (1/2) When using in dusty environments, the filters and cores need more frequent cleaning. Check their contamination levels and clean them accordingly. 4-18 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 161 ［ 4. INSPECTION AND MAINTENANCE ］ Engine (2/2) Fuel system Hydraulic system Upper frame 4-19 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 162 ［ 4. INSPECTION AND MAINTENANCE ］ Lower frame Attachment Electricity Other equipment 4-20 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 163: When Required
When the washer fluid level is low, remove cap (2) and make up the washer fluid. 1) Washer fluid reservoir 2) Cap 3) Electromotor 4-21 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 164: Replacing Working Light
Working light on the attachment Be careful not to damage the lens when replacing the lamp. Hold the lens when removing screw (1), or it will come off to be damaged. 4-22 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 165: Replacing Bucket
Use caution to prevent sand or mud from attaching the removed pin. The both ends of arm (7) and bucket link (8) have the dust seals (9). Use caution to avoid damaging them. 4-23 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 166 If O-ring (1) is cracked or has lost elasticity, replace it with a new one. 4-24 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 167: Replacing Tooth Point And Side Cutter
5. Adapter nose REPLACING THE TOOTH POINTS When replacing the tooth points or the side cutters, contact KOBELCO authorized dealer/distributor. When hammering, metal chips can fly. If it flies into the eye, it may result in severe injury. Wear protective gears such as protective glasses, hard hat and gloves.
Page 168 249.6 to 308.4 N ･ m (184 to 227 lbf ･ ft) After tightening the nuts, spot-weld them. If the replacement is delayed, the body of the bucket will be damaged. Early replacement is recommended. 4-26 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 169: Checking Rubber Track Shoe
In addition, if a shorter cracking (B) occurs and inner steel cord (1) is exposed, immediately repair it. Contact KOBELCO authorized dealer/distributor for judgement of replacement or repair of the rubber track shoe. 4-27 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 170 (1) stands out, replace it with a new one. Crackings (A) which occur where core metals contact with the roller do not need repair. 4-28 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 171: Replacing Rubber Track Shoe
It is very dangerous to splash the grease in other than the procedure described in "Removing Rubber Track Shoe" in the next page. Contact KOBELCO authorized dealer/distributor for repair if the rubber track shoe is not loosened.
Page 172 Be sure to perform the lever operation slowly. Support the undercarriage with safety strut (1). 4-30 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 173 (2), sprocket (3) and idler (4) is sufficient. 1. Lower roller 2. Rubber track shoe 3. Sprocket 4. Idler 5. Lug 6. Core metal 7. Travel motor 4-31 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 174: Lubricating Push Rod Of Control Lever
Insert a flat-head screwdriver between boot (3) and plastic cover (4) to release four clicks one by one. After applying the grease, install plastic cover (4) and boot (3). 4-32 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 175: Checking Electric Wiring
4.11.8 CHECKING ELECTRIC WIRING Contact KOBELCO authorized dealer/distributor if frequent replacement of fuses is needed or a trace of short circuit is found. Be sure to disconnect the battery cable at the ground (-) side before checking the electrical system.
Page 176: Hour (Daily) Inspection & Maintenance Procedures
FOR BOLTS & NUTS" in Chapter 4, or it might cause oil leakage or fire. Use proper tools suited for the work place. For details of tools, see "NECESSARY TOOL" in Chapter 4-34 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 177: Checking Cylinders, Pipes And Hoses For Oil Leakage And Damage
1. Hydraulic oil tank 2. Air breather If abnormality occurs, immediately stop the engine and contact KOBELCO authorized dealer/distributor for repair. If the coolant or engine oil leakage and its quantity falls below the specified quantity, the warning lamp is lit.
Page 178: Checking Oil Leakage And Wear Of Undercarriage
1. Travel Motor 2. Sprocket 3. Lower Roller 4. Track Shoe 5. Upper Roller 6. Idler If abnormal wear, sound or oil leakage is observed, contact KOBELCO authorized dealer/distributor. 4-36 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 179: Draining Water Separator
After draining, be sure to tighten the air vent bolt (1). Tighten the drain cock (3). Lower cock (2) to "Open" (D). After draining, be sure to follow "BLEEDING AIR FROM FUEL SYSTEM" in Chapter 4. 4-37 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 180: Greasing Attachment
Swing cylinder foot pin Boom and arm connecting pin Swing cylinder rod pin Bucket cylinder foot pin Swing bracket and frame connecting pin Bucket cylinder rod pin 4-38 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 181: Hour Inspection & Maintenance Procedures
A. Indicator B. Vent hole C. Blue D. Red E. White F. (Upper limit) G. (Lower limit) Indicator H. Good I. Low electrolyte level J. Low charge 4-39 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 182 The specific gravity of battery electrolyte is measured with a hydrometer, and its value varies depending on the temperature. For measurement of the specific gravity of battery electrolyte and auxiliary charge, contact KOBELCO authorized dealer/distributor. 4-40 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 183: Fuel Tank Draining
Open drain valve (1) and drain the water and sediment deposited on the bottom. Be careful not to be splashed by the flushed fuel. Close drain valve (1) when the clean fuel is discharged. 4-41 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 184: Inspecting And Maintaining Track Shoe Tension
30 hours because of the initial elongation. RUBBER TRACK SHOE INSPECTION For Rubber Track Shoe 4-42 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 185 (1) within one turn to discharge the grease gradually. Keep the face and body away from grease nipple (1) when loosening it. 4-43 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 186 If the tension is still loose after pressing sufficient grease, replacement of the track shoe or seal in the grease cylinder may be required, or there may be a failure in the cylinder body. Contact KOBELCO authorized dealer/distributor for repair or replacement.
Page 187: Greasing Swing Pinion
Inject grease of 50 g (about 20 times with grease gun) from grease nipple (1) of the swing pinion for each of four directions while swinging the machine by 90 degrees. 4-45 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 188: Hour (3-Month) Inspection & Maintenance Procedures
Tension of belt in use Pushing force 8 to 12 mm (0.32 to 0.47 inch) 10 to 14 mm (0.39 to 0.55 inch) 98 N (22 lbf) 4-46 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 189: Checking Radiator Hoses
(4) with the coolant. See "Checking Coolant Level for Shortage and Making Up" in Chapter 3. After filling up, tighten the radiator cap securely. Install the under cover. 4-47 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 190: Air Cleaner Maintenance
Be careful when attaching the O-ring. If water enters inside, an engine failure occurs. 4-48 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 191 For machines with double element specifications, do not clean and reuse the inner element. The inner element and the outer element must be replaced at the same time. 4-49 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 192: Engine Oil Change
"H" and "L" of oil level gauge (1), referring to "CHECKING ENGINE OIL LEVEL AND REFILLLING" in Chapter 3. 4-50 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 193: Replacing Engine Oil Filter
Close the engine hood and attach the under cover. When using the machine in sandy or dusty places, shorten the replacement cycle. Check the removed element, and if metal powder is attached, consult KOBELCO authorized dealer/distributor. 4-51 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 194: Bleeding Air From Fuel System
Wait for 30 seconds or longer before using the starter again. 4-52 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 195: Greasing Swing Bearing
After applying grease, wipe off old grease which is pushed out. Point Point Greasing point Greasing point Dozer cylinder foot pin Dozer foot pin Dozer cylinder rod pin 4-53 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 196: Cleaning And Replacing The Radiator Cap
B. Both surfaces of pressure valve (3) and gasket (5) C. Both surfaces of external lid (4) and gasket (6) Securely tighten cap (1). Radiator Cap (1) 4-54 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 197: Cleaning Radiator, Oil Cooler Core And Filter
Insert filter (1) into the original position and pull down stopper (2) to lock it. After cleaning, close the side cover on the right side and install the under cover. 4-55 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 198: Hour (6-Month) Inspection & Maintenance Procedures
Bleed air according to "BLEEDING AIR FROM FUEL SYSTEM" in Chapter 4. Start the engine, run it at idle for several minutes, and then check the filter mounting area for fuel leakage. 4-56 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 199: Replacing Water Separator
B. Fuel outlet C. Close D. Open Be careful not to lose red ring (4) and spring (7) in the case. Do not wash the element with gasoline. 4-57 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 200: 1000 Hour (12-Month) Inspection & Maintenance Procedures
Replace the return filter and hydraulic oil earlier than the specified time. For the replacement interval (hours), see "PERIODIC INSPECTION AND MAINTENANCE CHART OF NIBBLER (CRUSHER) AND BREAKER" in Chapter 7. 4-58 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 201 12. Release the support stay, close the right side cover, and lock it with the starter key. 4-59 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 202: Replacing Air Breather Element
Every 1000 hours replacement is just a guideline. If the machine is operated in very dusty conditions, replace the oil filter earlier than the specified period. 4-60 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 203: Inspecting And Adjusting Valve Clearance
There is the possibility that the brush is worn or the bearing is out of grease. Adjust the starter and generator to achieve sufficient startability and a high power generation capacity. 4-61 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 204: Changing Coolant
Change the coolant earlier than the specified period when it was dirty and/or bubbling. Stop the engine, open the engine hood, and wait until the coolant cools down before starting the work. 4-62 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 205 "Checking Coolant Level for Shortage and Making Up" in Chapter 3. Check for coolant leakage, attach the under cover, and close the engine hood to complete the procedure. 4-63 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 206: 1500 Hour Inspection & Maintenance Procedures
Checking Crankcase Breather System The crankcase breather system must work properly in order to ensure that the engine complies with the emission regulation throughout its useful life. Contact KOBELCO or KOBELCO authorized dealer/distributor for inspection and adjustment of the engine. 4-64...
Page 207: 2000 Hour Inspection & Maintenance Procedures
"LUBRICANT, FUEL & COOLANT SPECIFICATIONS" in Chapter 4. Attach level plug (2) and fill plug (3). Similarly, change the oil of the travel reduction unit on the other side. 4-65 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 208: Cleaning Suction Strainer
［ 4. INSPECTION AND MAINTENANCE ］ Check the drained oil, and if metal chips or powder is found in the oil, contact KOBELCO authorized dealer/distributor. Dispose of the drained waste oil properly as the industrial waste. 4.18.2 CLEANING SUCTION STRAINER HANDLING OF HYDRAULIC OIL TANK The oil in the hydraulic oil tank is under high pressure and high temperature.
Page 209 Stop the engine and check the oil level, and if it is low, add the hydraulic oil. 4-67 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 210: Cleaning Pilot Line Filter
To remove cover (6) of the right side lever, loosen two bolts (9) to remove cover (7), and then loosen three bolts (8) to remove cover (6). Left Side Lever 4-68 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 211 Check O-ring (3), and if damaged, replace Right Side Lever After cleaning, attach the connector and hose. For the tightening torque, see "TORQUE SPECIFICATIONS FOR JOINTS & HYDRAULIC HOSES" in Chapter 4. 4-69 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 212 Clean inline filter (1) with light oil. After cleaning, attach inline filter (1), tee and hose. For the tightening torque, see "TORQUE SPECIFICATIONS FOR JOINTS & HYDRAULIC HOSES" in Chapter 4. 4-70 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 213: Oil Change Of Lower Roller, Idler And Upper Roller
"LUBRICANT, FUEL & COOLANT SPECIFICATIONS" in Chapter 4. 1. Travel motor 2. Sprocket 3. Lower roller 4. Track shoe 5. Upper roller 6. Idler 4-71 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 214 Tightening Torque: 249.6 to 308.4 N ･ m (184.3 to 227.7 lbf ･ ft) 11. Lift up the machine and adjust the shoe tension. For how to adjust it, see "INSPECTING AND MAINTAINING TRACK SHOE TENSION" in Chapter 4. 4-72 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 215 TRACK SHOE TENSION" in Chapter 4. Check the engagement and tension of the idler, and then remove the safety strut supporting the machine to lower the machine. 4-73 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 216: Inspecting And Adjusting Intake And Exhaust Valves
INSPECTING AND ADJUSTING INTAKE AND EXHAUST VALVES Inspect and adjust the intake and exhaust valves so that their airtightness is kept and the engine can operate with the best performance. 4-74 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 217: 5000 Hour Inspection & Maintenance Procedures
Refer to the section about the inspection and maintenance when using hydraulic breaker to maintain the hydraulic oil. Drain oil container 30 L (7.9 gal.) or more Changing oil quantity 20.4 L (5.4 gal) 4-75 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 218 (4). Do not drop bolts or others into the tank during the work. Dispose of the drained waste oil properly as the industrial waste. 4-76 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 219 Stop the engine and check the oil level, and if it is low, add the hydraulic oil. 4-77 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 223: Transportation Of Hydraulic Excavator
・ Perform a previous inspection on the route such as limitations on width, height and mass (weight) of vehicles and traffic regulations, etc. ・ Obtain any required permits from related government agencies for machine transportation. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 224: Loading/Unloading The Machine
If the cylinder is extended, the machine may abruptly lean to one side (when it goes over the ramp top) and strike its arm or bucket cylinder against the trailer bed, ramp, or ground, resulting in damage to the cylinder. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 225: Loading With Platform Or Embankment
The surface of the platform or embankment must be level to that of the trailer bed. Load the machine properly on the required position of the trailer. A. 15 degrees or less Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 226: Fixing The Machine
1. Wire rope A. Chock B. "LOCKED" position Apply a wood block to the arm to prevent damage Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 227: Machine Lifting Procedures
Attach shackles to two lifting holes (A) on both ends of the dozer and place the wire rope on them. Attach a shackle to part (B) on the boom and place the wire rope on it. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 228: General Specifications For Equipment/Attachment
LxHxW mm (ft-in) Mass kg (lbs) 130 (290) 5.5.3 DOZER GENERAL SPECIFICATIONS Overall length x Overall height x Overall width 1,240x330x1,700 (4'1"x13.0"x5'7") LxHxW mm (ft-in) Mass kg (lbs) 180 (400) Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 231: General Specifications
Engine Output Rating 17.1 / 2,400 {23 / 2,400} {PS/min Boom Swing Angle (Right/Left) degree 60 / 70 Dozer blade travel (up/down) mm {in} 395 / 320 {15.5 / 12.6} Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 232: Machine Dimensions
［ 6. SPECIFICATIONS ］ MACHINE DIMENSIONS 6.2.1 CANOPY TYPE MACHINE 6.2.2 CAB TYPE MACHINE Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 233: Crawler And Bucket Types
［ 6. SPECIFICATIONS ］ CRAWLER AND BUCKET TYPES 6.3.1 CRAWLER TYPE 6.3.2 BUCKET TYPE Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 234: Working Ranges
3,790 {12'5.2"} 8-feet level digging depth 2,610 {8'6.8"} Stroke 2,320 {7'6.8"} Horizontal digging stroke at ground level Minimum 1,820 {5'7.3"} Above 395 {15.6"} Dozer strokes Below 320 {12.6"} Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 235: Cab Type Machine
3,790 {12'5.2"} 8-feet level digging depth 2,610 {8'6.8"} Stroke 2,320 {7'6.8"} Horizontal digging stroke at ground level Minimum 1,820 {5'7.3"} Above 395 {15.6"} Dozer strokes Below 320 {12.6"} Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 237: Nibbler (Crusher) And Breaker
［ 7. NIBBLER (CRUSHER) AND BREAKER ］ 7. NIBBLER (CRUSHER) AND BREAKER Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 239: Operation Of Hydraulic Breaker And Nibbler (Crusher)
7.1.2 BEFORE OPERATING HYDRAULIC BREAKER ・ Consult KOBELCO authorized dealer/distributor for the additional piping work and reinforcement for the arm to install the hydraulic breaker or nibbler (crusher) to the machine. ・ When using the nibbler (crusher) or hydraulic breaker, to get full performance of its function and avoid damage to the machine and nibbler (crusher) or hydraulic breaker, fully understand and read the operation manual of its manufacturer and "7.1.4 PROHIBITED WORK IN USE OF...
Page 240 If you still continue hitting, it raises the oil temperature and may cause a failure of the accumulator, deterioration of the pump and cylinder seal and abnormal wear of the chisel. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 241 If the cylinder rod reaches the stroke end when lowering the arm, the impact may cause damage to the arm cylinder. Avoid the arm cylinder from reaching the stroke end at high speed. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 242 Even if you use an attachment other than the hydraulic breaker, see "PROHIBITED WORK IN USE OF BREAKER". Use the reinforced arm with the hydraulic breaker. The breaker work with the standard arm may cause damage to the arm. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 243: Switching Selector Valve
Incorrect selector valve switching results in poor function, which decreases work efficiency and speed, and sometimes causes damage to the machine. Be sure to switch the selector valve correctly. Switch the selector valve once or twice a month periodically. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 244: Switching Procedures Of Selector Valve
Turn the selector valve to the position suited for the specification with a wrench (width across flats 24 mm). After switching the selector valve, tighten bolt (2) with the screw key (5 mm). Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 245: Control Of Proportional Hand Control Switch
The breaker can be operated by sliding nibbler (crusher) control switch (2) to the left. However, use breaker control switch (button) (1) as much as possible. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 246: Control Lever Switch (Nibbler)
Slide switch (2) that is located on the right control lever to open or close the "nibbler (crusher)". According to the slide distance of the nibbler (crusher) control switch, the hydraulic oil flow rate increases. 7-10 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 247: Control Lever Switch (Extra)
Slide the switch (1) that is located on left control lever to actuate the "extra operation". According to the slide distance of the extra control switch, the hydraulic oil flow rate increases. 7-11 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 248: Periodic Inspection And Maintenance Of Nibbler (Crusher) And Breaker
Inspection and maintenance item Greasing point First time Second time Periodic Hydraulic oil －－ Hydraulic oil Every 1000 tank Hydraulic oil Return filter element kit Every 200 tank 7-12 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 251: Color Multi-Display
Mechatro Controller Be careful not to splash water, mud and drinks on the controller. It may cause failure of the machine. When an error occurred on the controller, do not disassemble it by yourself, but contact KOBELCO authorized dealer/distributor for repair.
Page 252 The indications on the multi-display do not assure the condition of the machine. The visual checking should be carried out for the maintenance and inspection of the machine, without relying on the multi-display only. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 253: Engine Coolant Temperature Gauge
COOLANT SPECIFICATIONS" in Chapter 4. 1. White: Operational zone 2. Red: Refill 8.1.3 SWITCH PANEL After starting the engine, usually main screen (7) is shown as in the right figure. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 254: Buzzer Stop Switch
Sound 0.5 seconds, stop 1.0 seconds Type 5 Sound 1.0 seconds, stop 1.0 seconds Type 6 Sound 2.0 seconds, stop 1.0 seconds Type 7 Sound 2.0 seconds, stop 2.0 seconds Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 256: Menu Switch
Press menu switch (1) and then the background color of "REMAINDER" turns blue. Press down arrow switch (4) to reset "REMAINDER". Press buzzer stop switch (2) to return to user menu screen (b). Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 257 Press buzzer stop switch (2) to return to user menu screen (c). If you change the clock setting, the data of operating management information is cleared. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 258 Press menu switch (1) to set the desired value. The background color of "value" turns black. Press buzzer stop switch (2) to return to user menu screen (c). 8-10 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 259 Press menu switch (1) to set the desired value. The background color of "value" turns black. Press buzzer stop switch (2) to return to user menu screen (c). 8-11 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 260 Press menu switch (1) to set the desired value. The background color of "value" turns black. Press buzzer stop switch (2) to return to user menu screen (c). 8-12 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 261: Display (Lcd)
For information on the default value of the maintenance time, see "8.1.5 MENU SWITCH". When the recommended replacement time is over, its "REMAINDER" indication turns red. When necessary to return to the initial value, reset it. 8-13 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 262 If the battery is removed, the stored data is cleared and all operating information will be displayed as blank. The initial state is "January 1st, 2000". Note the operating time before removing the battery or changing the clock setting, if necessary. 8-14 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 263 These displays show the warnings that may lead to severe troubles. Stop the operation immediately, investigate the causes and take proper measures. WARNING CLASSIFICATION (PRIORITY A) WARNING CLASSIFICATION (PRIORITY B) 8-15 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 264: Air Conditioner
PRECAUTION IN USE OF AIR CONDITIONER Prevent water entering into the control panel because it might cause unexpected failure. And never bring fire near the air conditioner. 8-16 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 265: Air Conditioner Control Panel
The green lamp of this switch is lit when the air conditioner is running. RECIRCULATION AND FRESH AIR SELECTOR LEVER Switches between air recirculation and fresh air. 8-17 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 266: How To Use Air Conditioner
Every 6 months Replacement Item/Interval Inspection or 100 hr or 500 hr period Cooling medium Inspection volume Air conditioning Inspection, 2 years compressor belt adjustment Inspection, Condenser cleaning 8-18 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 267: Inspection And Adjustment Of Air Conditioning Compressor Belt
Tighten nut (1). Tightening torque: 23±2.3 N ･ m After adjustment, run the engine at low idle for about 5 minutes before checking the belt tension again. 8-19 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 268: Cleaning And Replacement Of Air Conditioner Filters
・ Hold the handle grip of recirculation air filter (2) at the right side in the cab and pull it out straight sideways. CLEANING Clean the recirculation and fresh air filters by air blowing. ATTACHING Attach the cleaned or replaced recirculation/fresh air filters in the reverse procedures. 8-20 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 269: Checking The Air Conditioner Refrigerant
This will make both high and low pressure rise and have an adverse effect on the pressure switch operation and the air conditioning system. (Figure (C): The refrigerant is insufficient. Contact KOBELCO authorized 8-21 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 270 Operate the air conditioner at least once a week for several minutes to rotate the compressor regardless of the season. If an oil stain is found around a pipe joint, it is a sign of gas leakage. Contact KOBELCO authorized dealer/distributor for inspection.
Page 271: Handling Of Radio
Display (Time/Frequency) 8.3.2 POWER CONTROL Press power switch (1) to switch the power from OFF to ON. After displaying the band, the frequency or the time is displayed. 8-23 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 272: Display Switching
With this radio, the station can selected by the following three methods. Manual tuning Auto tuning Preset memory Each selection method is explained below. Manual tuning When pressing the "UP" or "DOWN" key, the frequency increases or decreases. 8-24 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 273 "PRESET" No. of the pressed key. Press and hold one of the six "PRESET" keys (5). After the memorized "PRESET" No. blinks three times, the frequency is displayed. 8-25 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 274: Volume Control
Press and hold the volume control key to change the volume level continuously up or down. After operation of the volume control key, the display returns to the frequency or the time. 8-26 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 275: Sound Control
Balance adjustment: "BAL" To control the volume of right and left speakers. Treble adjustment: "TRE" To control the treble. Bass adjustment: "BAS" To control the bass. 8-27 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 276 TREBLE CONTROL To emphasize the treble, press the "UP" key (4) while "TRE" is displayed. To weaken the treble, press the "DOWN" key (4) while "TRE" is displayed. 8-28 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 277: Clock Adjustment
To decrease "Minute", press the "DOWN" key (4). Press the "DISP" key (6) again to complete the time setting. 8.3.9 ANTENNA To prevent interference, retract the antenna in before transportation and storing. 8-29 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 278: Rotary Multi-Control Valve
When the labels do not match the actual machine movement, replace them with proper ones. Before switching the rotary multi-control valve, lower the bucket to the ground, place the pilot control shut-off lever in the "LOCKED" position, and stop the engine. 8-30 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 279: How To Switch Control Patterns
(2) by your fingers without tools. Close the cover at the front of the machine. Operate the attachment to make sure that the desired control lever pattern is used. 8-31 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 280: Affixing Control Lever Pattern Label
Cab specification: Inside the cab door The control pattern labels are magnetic. They are needed when changing the control pattern. Keep them in a safe place. CONTROL PATTERN LABEL 8-32 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 281: Quick Hitch
INTERFERENCE BY THE FRONT ATTACHMENT When the quick hitch is installed, the operating range is different from when a usual front attachment is installed. Check for interference before operation. 8-33 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 282: Removing Front Attachment
"UNLOCK" side. The alarm sound will not stop until the quick hitch operation switch is at the "UNLOCK" side. Remove the front attachment. 8-34 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 283: Installing Front Attachment
(See 2.4.8 "QUICK HITCH OPERATION SWITCH"). Movable hook (1) is actuated to fix the front attachment. The alarm sound stops as soon as the switch is switched to the "LOCK" side. 8-35 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 284 ［ 8. OPTIONAL EQUIPMENT ］ Make sure that fixed hook (4) and lock plate (5) are firmly fixed to front attachment pin (2). 8-36 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 287: General Troubleshooting
This troubleshooting information covers the components and systems as described in this MANUAL. Should in depth troubleshooting, repair or replacement of components or adjustment of valves be required, contact an authorized dealer/distributor for assistance. Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 293: General
Any procedure in this chapter should be performed by the service person who fully understand this machine and has needed skills. 10-3 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 294: Releasing Travel Motor Brakes
11. After completing repair, reinstall the removed parts in the reverse procedure. See Chapter 4 "CHANGE OIL IN TRAVEL REDUCTION UNITS" to fill oil in the travel reduction units. 10-4 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...
Page 295: Operation Of Disabled Machine
STEP 1 : Bucket down STEP 2 : Arm down STEP 3 : Boom down Contact KOBELCO authorized dealer/distributor for repair. 10-5 Copyright © 2015 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2PX00051ZE03] [0731CsCshWbYs]...