SUNWARD SWE18UF Operation & Maintenance Manual
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SUNWARD SWE18UF Operation & Maintenance Manual

Crawler-type hydraulic excavator
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SWE18UF
Crawler-type Hydraulic Excavator
Operation & Maintenance
Manual
Sunward Intelligent Equipment Co., Ltd.
July, 2020
I

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Summary of Contents for SUNWARD SWE18UF

  • Page 1 SWE18UF Crawler-type Hydraulic Excavator Operation & Maintenance Manual Sunward Intelligent Equipment Co., Ltd. July, 2020...
  • Page 2  Only original spare parts procured from Sunward are to be used. To use parts of poor quality will be detrimental to machine’s overall performance.

  • Page 3: Table Of Contents

    OPERATION & MAINTENANCE MANUAL SWE18UF TABLE OF CONTENTS 1. SAFETY RULES ..............................1 1.1 SAFETY MARKS .............................. 1 1.2 SAFETY LABELS ............................. 1 1.3 GENERAL SAFETY INSTRUCTIONS ......................1 1.4 PREPARATION FOR EMERGENCIES ......................2 1.5 WEARING PROTECTIVE DEVICES ....................... 2 1.6 CHECKING BEFORE START-UP ........................
  • Page 4 OPERATION & MAINTENANCE MANUAL SWE18UF 2.3 MONITOR ................................ 17 2.4 ROCKER SWITCH ............................18 2.5 START-UP SWITCH ............................19 2.6 RADIO ................................19 2.7 SEAT ................................. 20 2.8 PILOT SAFETY LEVER ..........................21 2.9 ENGINE ACCELERATOR SPEED CONTROL LEVER ................22 2.10 PILOT OPERATION ............................
  • Page 5 OPERATION & MAINTENANCE MANUAL SWE18UF 3.5.14 Prevent Misuse of Machine ........................44 3.5.15 Position of Dozer Blade ........................... 45 3.5.16 Prevention Measurement for Dozer Blade ....................45 3.5.17 Be Careful when Retracting Front Working Device ................45 3.5.18 Don’t Allow Dozer Blade to Touch Roadblock ..................46 3.6 LOAD LIFTING ...............................
  • Page 6 OPERATION & MAINTENANCE MANUAL SWE18UF 8.2 ELECTRICAL COMPONENT LIST ......................100 8.3 HYDRAULIC SCHEMATIC ......................... 101 8.4 HYDRAULIC COMPONENT ........................102 9 OPERATION INSTRUCTION OF ATTACHMENT ..................103 9.1 SAFETY N NOTE ............................103 9.2 NOTE FOR ASSEMBLING ATTACHMENT ....................103 9.3 HYDRAULIC HAMMER BREAKER ......................

  • Page 7: Safety Rules

    OPERATION & MAINTENANCE MANUAL SWE18UF 1. SAFETY RULES 1.1 SAFETY MARKS Figure on the right side is the mark to remind of safety, when you see this mark on the machine or in the manual book; it indicates that the human body is in danger of injury.

  • Page 8: Preparation For Emergencies

    OPERATION & MAINTENANCE MANUAL SWE18UF condition as per this manual. (4) Don’t refit machine without authorization, otherwise it will affect the performance and service life of machine, or may cause human body hurt or even death. 1.4 PREPARATION FOR EMERGENCIES...

  • Page 9: Forbidding Carrying Passengers

    OPERATION & MAINTENANCE MANUAL SWE18UF terminal start-up). 1.10 FORBIDDING CARRYING PASSENGERS When the machine is operating or traveling, prohibit other people except operator staying on the machine. 1.11 KEEPING MACHINE AWAY FROM POWER TRANSMISSION LINE Any part or load of machine touching electricity transmission line will cause human death or GBH.

  • Page 10: Safe Excavation Work

    OPERATION & MAINTENANCE MANUAL SWE18UF  If the operator’s vision is blocked when the machine backs, a signalman is needed and the signalman should always be seen.  If signalman is needed, he or she should use hand signals. Only when both signalman and operator understand the meaning of signal, the operator can operate the machine traveling and swinging.

  • Page 11: Avoid Accidents Caused By Control Failures

    OPERATION & MAINTENANCE MANUAL SWE18UF  During operation, prevent boom or arm from colliding with high objects.  The bucket is only for excavation, do not allow using bucket to work as a pneumatic pick or a hydraulic breaker. 1.15 AVOID ACCIDENTS CAUSED BY CONTROL FAILURES...

  • Page 12: Supporting Machine Safely

    OPERATION & MAINTENANCE MANUAL SWE18UF parts.  Preparation before maintenance Place the machine on horizontal ground. Lower the bucket to the ground. Run engine at low speed without load for 5 minutes. Pull stop handle forward, stop engine, take out key from the switch.

  • Page 13: Preventing Battery Explosion

    OPERATION & MAINTENANCE MANUAL SWE18UF engine as soon as possible and clean engine apartment.  Clean machine at regular interval, eliminate accumulative lubricant and other trash. Make sure not to spray water or vapor into cab. 1.20 PREVENTING BATTERY EXPLOSION ...

  • Page 14: Bewaring Of Inhalation Of Smoke Or Exhaust Gas

    OPERATION & MAINTENANCE MANUAL SWE18UF asbestos fiber may cause lung cancer.  Some washers contain asbestos fiber, in these components, normally, the asbestos is in the resin or enveloped in some way. If the asbestos-contained parts don’t bring dust, there isn’t danger in normal disposal.

  • Page 15: Avoiding Heating Near Pressure Oil Pipes

    OPERATION & MAINTENANCE MANUAL SWE18UF liquids  If accident occurs, see the doctor at once.  Any liquid penetrated in skin must be cleaned within a few hours. Otherwise it will cause necrosis. 1.29 AVOIDING HEATING NEAR PRESSURE OIL PIPES ...

  • Page 16: Safe Disposal Of Chemicals

    OPERATION & MAINTENANCE MANUAL SWE18UF  Don’t put oil-containing rags on machine to ensure machine is clean. 1.33 SAFE DISPOSAL OF CHEMICALS Touching deleterious chemical directly will cause serious injury to human body. The chemical used in excavator, such as lubricant, coolant, dope, and adhesive, may be deleterious.

  • Page 17: Noise & Vibration Description

    OPERATION & MAINTENANCE MANUAL SWE18UF Spilled fuel, stored breeze, and other inflammable materials may cause fire. Keep the machine clean every day to prevent fire. 1.35 NOISE & VIBRATION DESCRIPTION According to ISO3744 & ISO6395, the machine fulfills the requirements of the Directive 2000/14/EC and the directive 2005/88/EC, the description about noise and vibration are as below: Noise at operator’s position：LpA = 93.7 dB;...
  • Page 18 OPERATION & MAINTENANCE MANUAL SWE18UF  Warning： Please stay away from the loader arm clearance area.  Warning：Please stay away from the rotating area.  Warning：Pay attention to machine’s lift capacity in operation. Radius (max.) Radius(3.0m) Radius(2.5m) Radius(2.0m) Lift Right...
  • Page 19 OPERATION & MAINTENANCE MANUAL SWE18UF Radius Swing center Lift point Lift height...

  • Page 20: About Machine

    OPERATION & MAINTENANCE MANUAL SWE18UF 2. ABOUT MACHINE Development Model Swing Rubber/steel track Weight（Kg） code no. SWE18UF equipped rubber track canopy 1880 Note: The above weight figures are measured with the following five requirements: 1. Diesel oil tank is full (diesel oil instrument displays full); 2. Hydraulic oil is enough; 3.Water tank...

  • Page 21: Position Of Machine Components

    OPERATION & MAINTENANCE MANUAL SWE18UF 2.1 POSITION OF MACHINE COMPONENTS 1. Cab 2. Seat 3. Rear hood 4. Fuel tank 5. Hydraulic tank 6. Travel motor 7. Track roller 8. Carrier roller 9. Rubber track 10. Idler 11. Dozer blade 12.

  • Page 22: Cab

    OPERATION & MAINTENANCE MANUAL SWE18UF 16. Bucket cylinder 17. Arm 18. Arm cylinder 19. Boom 20. Boom cylinder 21. Deflection head 22. Deflection cylinder 2.2 CAB 1 Engine starting switch 2 Monitor 3 Engine speed control lever 4 Dozer blade control lever...

  • Page 23: Monitor

    OPERATION & MAINTENANCE MANUAL SWE18UF 2.3 MONITOR FIG. 2-4 1 — Fuel level indicator 2 — Coolant temperature indicator light 3 — 4 — Working light indicator Engine oil pressure warning indicator light 5 — High travel speed indicator light 6 —...

  • Page 24: Rocker Switch

    OPERATION & MAINTENANCE MANUAL SWE18UF Press down this button, the system working light comes on, and it goes out after pressing this button again. 5 — High travel speed indicator light Press down this button to change to high speed, after pressing it again to change to low speed.

  • Page 25: Start-Up Switch

    OPERATION & MAINTENANCE MANUAL SWE18UF 2.5 START-UP SWITCH Do not turn the switch from “off” to “on” or from “on ” to “off” in a short time, or it may cause damage to the engine. O －OFF(engine stops) Ⅰ－ON(connect electric power ) Ⅱ－HEAT(warm-up)

  • Page 26: Seat

    OPERATION & MAINTENANCE MANUAL SWE18UF 2.7 SEAT The seat SC29-9 is a luxury seat designed for engineer machinery. Its backrest and sponge surface are designed according to ergonomics, making you feel more comfortable. A shock absorber device is installed, which can help reduce or offset harmful shock and eliminate the fatigue during travelling, so as to ensure the safe operation of the operator.

  • Page 27: Pilot Safety Lever

     If the front work device can still work when the safety lever is on “Release” position, and all the control levers are at “Neutral”，that means there are some malfunctions of the system. Push the safety valve to “Lock” position, turn off the engine switch at once and contact the nearest sunward dealer.

  • Page 28: Engine Accelerator Speed Control Lever

    OPERATION & MAINTENANCE MANUAL SWE18UF 2.9 ENGINE ACCELERATOR SPEED CONTROL LEVER Engine accelerator lever adjusts engine revs. When accelerator handle is lifted to the upmost, engine runs at full load; lower handle to bottommost, engine runs at minimum load; adjust accelerator between upmost and bottommost to adjust engine revs, and also you can screw handle to adjust accelerator imperceptibly.
  • Page 29 OPERATION & MAINTENANCE MANUAL SWE18UF e- slew the upper structure anticlockwise f- slew the upper structure clockwise g- extend the arm h- retract the arm Composite operation can be achieved by the assorted operations of the two joysticks. The horn button is equipped on the joystick.

  • Page 30: Air Duct Hood And Covering Parts

    OPERATION & MAINTENANCE MANUAL SWE18UF F. Auxiliary control pedal This pedal is used to control the hydraulic oil of auxiliary hydraulic circuit (A) Hydraulic oil flows to the assistant pipe (B) Hydraulic oil flows to the assistant pipe.  Set the pedal to lock position when it is not...

  • Page 31: Decals

    OPERATION & MAINTENANCE MANUAL SWE18UF 2.12 DECALS Center of gravity label： Traction hook label： 7 50 6 1 00 2 0 14 8 Pedal dropping label：...

  • Page 32: Machine Operation

     When the machine is used with other purposes not in this manual, you have to get the consent of Sunward or its agents and obey relative regulations in the place where the machine is used.

  • Page 33: Operating Engine

    OPERATION & MAINTENANCE MANUAL SWE18UF  Check the torque of detectable fastener. (refer to the torque specifications of fastener in the maintenance part) 3.2.4 After first 100 hours of operation Carry out 50-hour and 100-hour maintenance. (refer to maintenance guide..50 hours and 100 hours) 3.3 OPERATING ENGINE...

  • Page 34: Diesel Engine Inspection

    OPERATION & MAINTENANCE MANUAL SWE18UF 3.3.2 Diesel Engine Inspection Place the machine on a horizontal ground, check the engine oil level (stop engine, the engine oil will return to the tank 15 minutes later) The oil dipstick should be in the range of “MIN” and “MAX”...

  • Page 35: Before Starting Engine

    OPERATION & MAINTENANCE MANUAL SWE18UF  All filled hydraulic oil must pass through returning oil filter. The daily maintenance should be taken in accordance with the criterion. Engine starting and stopping label： 3.3.6 Before Starting Engine 1) Keep pilot valve control lever locked and pilot handle & travel pole neutral. Operator sits on seat.

  • Page 36: Start Engine In Cold Weather

    OPERATION & MAINTENANCE MANUAL SWE18UF 3.3.8 Start Engine in Cold Weather 1) Turn the key switch to ON position. 2) Screw key switch to start position and keep a few seconds to lubricate the hydraulic pump before engine starts. 3) Screw key switch anticlockwise to HEAT position, the indicator light will on, after 30 seconds which means the preheating is finished.

  • Page 37: Using Auxiliary Battery

    OPERATION & MAINTENANCE MANUAL SWE18UF 3.3.11 Using Auxiliary Battery  When battery is used or charged, it will produce explosive gas. Avoid flame or spark being close to battery. Electricize battery in a well-ventilated area. Place the machine on dry & hard ground, not on steel plate, otherwise it may produce spark accidentally.

  • Page 38: Travel Control

    OPERATION & MAINTENANCE MANUAL SWE18UF 3.4 TRAVEL CONTROL 3.4.1 Control Travel with Pedal 1) Straight travel: Step on two pedals forward at the same time. (pedal 1 and 2 in FIG. 3-8) 2) Straight backing: Step on two pedals backward at the same time.

  • Page 39: Travel With Handle Control

    OPERATION & MAINTENANCE MANUAL SWE18UF FIG3-13 3.4.2 Travel with Handle Control If traveling should be adjusted slightly, operate that by handle control. This method is safe and reliable and suiting for loading and unloading the machine to a trailer. 1) Straight travel: Push two handles forward at the same time.

  • Page 40: Travel Speed

    OPERATION & MAINTENANCE MANUAL SWE18UF 3.4.3 Travel Speed ⑥ When the machine is traveling, press high/low speed switch on control panel( FIG 2-5), the shift of travel motor high and low speed is achieved, then the machine can travel at high or low speed.
  • Page 41 OPERATION & MAINTENANCE MANUAL SWE18UF 5) If the excavator can’t travel for getting into miriness, you can extend arm and place bucket to ground to lift one side of crawler, then turn the lifted crawler to clean out the bedload. In order to reduce the force...
  • Page 42 OPERATION & MAINTENANCE MANUAL SWE18UF...

  • Page 43: Excavation

    OPERATION & MAINTENANCE MANUAL SWE18UF 3.5 EXCAVATION 3.5.1 Working Status When digging lengthways with backhoe, make the drive wheel backward and idler forward. (as figure) In order to guarantee safety in quarry working, make the drive wheel backward and idler forward.

  • Page 44: Composite Movement Of Excavator

    OPERATION & MAINTENANCE MANUAL SWE18UF g —— Extend arm h —— Retract arm 3.5.2 Composite Movement of Excavator When the machine slews, you can operate the composite movement of boom and bucket. It can operate as follows: bucket digs while extending or retracting arm;...

  • Page 45: Excavator Parking

    OPERATION & MAINTENANCE MANUAL SWE18UF 2) During digging work, the dozer blade should be placed on ground. 3) Other people are not permitted to stand on the machine or within the range of 6m away from working radius. When begin to work or transport with full load, operator should honk the horn to warn.
  • Page 46 OPERATION & MAINTENANCE MANUAL SWE18UF In order to protect the electrical parts in the cab, the top window and cab door should be closed after parking the excavator. Inspection after stopping the engine  Check the oil tank and water tank, work device, upper-structure and undercarriage, repair all the abnormal parts;...

  • Page 47: Operation On Swampy Ground

    OPERATION & MAINTENANCE MANUAL SWE18UF 3.5.6 Operation on Swampy Ground 1) Try your best to avoid traveling on swampy ground. 2) Clean crawler frame if the machine works on very soft ground or is stuck. 3) Slew upper-carriage 90 and lower bucket to lift one side of crawler off ground, keep the angle between boom and arm within a range of 90--110, and place the bucket arc on the...

  • Page 48: Operation In Water Or Mud

    OPERATION & MAINTENANCE MANUAL SWE18UF 3.5.9 Operation in Water or Mud You should note following information when operating in water or mud: 1) The working area should be hard enough to prevent excavator from sinking. 2) The water flow should be slow.

  • Page 49: Leveling Operation

    OPERATION & MAINTENANCE MANUAL SWE18UF 3.5.11 Leveling Operation Don’t apply bucket overmuch to level road surface, otherwise excavator will be damaged. Don’t push or pull earth with bucket when the machine travels. Push dozer blade backward to fill and level road.

  • Page 50: Prevent Misuse Of Machine

    OPERATION & MAINTENANCE MANUAL SWE18UF extended (bucket fully retracted). 错误 Wrong 4) Adjust the digging length and depth every time to ensure every digging is fully loaded. Adjust the digging length and depth every time to ensure every digging is fully loaded. In order to increase...

  • Page 51: Position Of Dozer Blade

    OPERATION & MAINTENANCE MANUAL SWE18UF 2) Don’t raise the front and rear of machine and treat the weight of machine as additional digging force. Failure to comply may damage the machine. 3.5.15 Position of Dozer Blade Dozer Blade Operation mark:...

  • Page 52: Don't Allow Dozer Blade To Touch Roadblock

    OPERATION & MAINTENANCE MANUAL SWE18UF 3.5.18 Don’t Allow Dozer Blade to Touch Roadblock Don’t allow dozer blade to touch roadblock, otherwise dozer blade, cylinder or other components will be damaged. 3.6 LOAD LIFTING Follow all safety regulations when the machine lifts objects.

  • Page 53: Hydraulic Breaking Operation

    OPERATION & MAINTENANCE MANUAL SWE18UF 3.7 HYDRAULIC BREAKING OPERATION Hydraulic breaking operation tips…if equipped Choose hydraulic breaker with correct dimension and weight. Consult with your dealer. Pump / Main valve section assignment wrong The hydraulic pressure of section AUX (the hydraulic pressure of the breaker section) is supplied by P2 and P3 with pressure 14MPa.
  • Page 54 OPERATION & MAINTENANCE MANUAL SWE18UF 4) Don’t operate hydraulic breaker when hydraulic cylinder piston retracts or extends fully, avoid damaging hydraulic cylinder or machine. 5) If hydraulic breaker hose jumps abnormally, stop operation immediately. The pressure change of breaker accumulator or damaged accumulator will cause unusual hose jump, and damage hydraulic breaker or machine.

  • Page 55: Boom Swing

    OPERATION & MAINTENANCE MANUAL SWE18UF Hydraulic breaker operation time percentage (%) FIG.3-41 Replacement interval (hours) 3.8 BOOM SWING The boom swing pedal locates at the position of operator’s right foot, it is used to swing boom, but the upper-carriage (cab, engine, etc) won’t slew when operating this pedal.

  • Page 56: Maintenance

    OPERATION & MAINTENANCE MANUAL SWE18UF 4 MAINTENANCE Maintenance & Lubrication Chart: Maintenance & Lubrication Chart: Maintenance Interval Places Item symbol 1000 2000 Instrument △ panel and indicator lights □ Battery （electrolyte） □ □ ○ Pin shaft of work equipment □...
  • Page 57 OPERATION & MAINTENANCE MANUAL SWE18UF △ ○ Air filter Remark： ▲ Inspection, clean ■ Inspection & filling-up ● Replacement Note: 1. Oil symbol EQ: Engine oil SAE#CD-4/SH15W-40 above GO: Gear oil SAE#85W140GL-5 HO: Hydraulic oil ISO VG46 (Northern) VG68 (Southern)
  • Page 58 OPERATION & MAINTENANCE MANUAL SWE18UF 9 10 11...

  • Page 59: Correct Maintenance And Inspection Procedure

    Use recommended fuel, hydraulic oil and lubricant.  Only use original SUNWARD parts.  If user doesn’t use recommended fuel, hydraulic oil, lubricant and original SUNWARD parts, the warranty will automatically be invalid.  Never adjust engine rev limiter or hydraulic system safety valve.

  • Page 60: Using Fuel And Lubricant Correctly

    OPERATION & MAINTENANCE MANUAL SWE18UF The intervals in the periodic maintenance list are based on the normal condition. If operate excavator in bad conditions, the intervals should be shorten. 4.1.3 Using Fuel and Lubricant Correctly Always use recommended fuel and...
  • Page 61 OPERATION & MAINTENANCE MANUAL SWE18UF replaced before operation without consideration of intervals. Also check the hose couplers, if they are distorted, cracked or aged, replace them if necessary. 2) Make sure to check all hoses periodically, and replace them if necessary.

  • Page 62: Maintenance Guide

    OPERATION & MAINTENANCE MANUAL SWE18UF 4.2 MAINTENANCE GUIDE 4.2.1 Adding Lubricant Grease Interval（hours） Qty. Parts name 1000 2000 ▲ Junction pin shaft of boom and platform ▲ Pin shaft on two ends of Each boom cylinder junction ▲ pin shaft of...

  • Page 63: Engine Oil

    OPERATION & MAINTENANCE MANUAL SWE18UF oil. Label of lubricating grease: 4.2.2 Engine Oil Interval (hours) Parts name Qty. 8 50 100 250 1000 2000 Check ―― 1. Engine oil △ level ―― 2. Engine oil Replace ―― 3.Engine oil filter Replace △★...
  • Page 64 OPERATION & MAINTENANCE MANUAL SWE18UF Note: The excavator departed from factory has been filled with “★” marked engine oil. Check engine oil level The reading will be imprecise if In order to get correct value, check check oil level immediately after oil level before starting engine stopping machine.

  • Page 65: Gear Oil

    OPERATION & MAINTENANCE MANUAL SWE18UF 9) Fit and screw down outlet plug. 10) Clean surrounding area of engine oil filter seat. Turn the filter cartridge anti-clockwise to remove old seals. 11) Clean sealed washer surface of filter seat. 12) Wipe clean oil on the seals of new filter.
  • Page 66 OPERATION & MAINTENANCE MANUAL SWE18UF Recommend gear oil Brand Gear oil Manufacturer -20℃--40℃ Esso Esso Gear Oil GP80-90,GP85W-90 Nippon Petroleum Gear Lube Sp90 Mobil Mobilube Gx90 Fina GL-580W-90 GREAT WALL brand of China 85W/90 Petrochemical Shanghai oil refining factory API-GL-4 85W/90 【Note】：...

  • Page 67: Fuel Oil System

    OPERATION & MAINTENANCE MANUAL SWE18UF oil. 7) Re-fit on oil drainage port plug. 8) Take out filler cap. Fill in gear oil until the oil level is equal to the oil filler hole. 4.2.4 Fuel Oil System Interval (hours) Parts name...
  • Page 68 OPERATION & MAINTENANCE MANUAL SWE18UF 2) Check fuel indicator on monitor, do fueling work if necessary. 3) Prevent any dirt, dust, water or other impurity from getting into fuel tank or fuel system. 4) Make sure that there is no fuel sparked onto the ground in the fueling work every day after the work in order to prevent coagulation of fuel.
  • Page 69 OPERATION & MAINTENANCE MANUAL SWE18UF Replace the fuel filter…every 500 hours 1) Use proper container when venting the fuel to protect environment and secure safety. Do not pour the fuel on ground, into slot or river, pool and lake. Properly dispose of the scrap fuel.
  • Page 70 OPERATION & MAINTENANCE MANUAL SWE18UF Hose end crack replace Hoses with knitted cover crack replace Every 200 hose brushfire protrusion replace hours replace（adopt proper hose bending bending radius） hose end and connector distortion & eroding replace Please use the original components of sunward only.

  • Page 71: Hydraulic System

    OPERATION & MAINTENANCE MANUAL SWE18UF 4.2.5 Hydraulic System Interval (hours) Parts name 1000 1500 2000 —— ▲ 1. Check hydraulic oil level ★ △ 2. Vent sediments of hydraulic oil —— tank ▲ 3. Replace hydraulic oil —— 4. Clean oil suction filter ——...
  • Page 72 When delivered from the factory, the excavator has been filled up with hydraulic oil with “★”mark. Thus, the special hydraulic oil with SUNWARD logo is recommended to use for better service. Failure to comply, our company will not provide warranty.
  • Page 73 OPERATION & MAINTENANCE MANUAL SWE18UF Check hydraulic oil level…every day Never start engine when hydraulic oil tank is empty. Park machine on a level ground. Arm cylinder extracts and bucket cylinder extends completely to fix excavator. Lower bucket to ground.
  • Page 74 OPERATION & MAINTENANCE MANUAL SWE18UF 6) Keep your body and face far away from oil outlet plug. 7) Loosen vent plug at the bottom of hydraulic oil tank after oil cools down, vent water and sediments. 8) Screw down vent plug after water and sediments have been vented.
  • Page 75 OPERATION & MAINTENANCE MANUAL SWE18UF ② and oil sucking hole flange ④. 3) Remove the oil return hole flange ② and oil sucking hole flange ④. 4) Remove the oil suction filter element and oil return filter element. 5) Clean the interior of oil suction filter element and oil tank, if change filter, fit new filter on the flange.

  • Page 76: Air Filter

    Please original components of sunward only 4.2.6 Air Filter FIG.100 interval（hour） FIG.98 Parts name 1000 2000 Never start engine when when the hydraulic oil tank is 1 ． Air ▲...
  • Page 77 OPERATION & MAINTENANCE MANUAL SWE18UF 2．Air filter and Check the ▲ connecting seal pipes condition between Replace immediately when crack or leakage is Replace engines detected Clean air filter element…every 100 hours or clogging indicator light comes on. Replace outer and inner filter element…every 5 times clean or 1 year operation.

  • Page 78: Cooling System

    OPERATION & MAINTENANCE MANUAL SWE18UF ⑦ 686kPa to clean air filter element , first, blow along the flute of interior of the filter element, than blow from outside, finally blow from the interior. Decrease pressure of compressed air, keep other people away from operation site, beware of flying debris and wear personal safety implements.
  • Page 79 OPERATION & MAINTENANCE MANUAL SWE18UF  Only maintain in the first inspection.  When the machine is delivered, 30% of antifreezing fluid has been filled in the cooling system.  Operate the machine at dusty areas, maintenance interval should be shortened.
  • Page 80 OPERATION & MAINTENANCE MANUAL SWE18UF  Don’t check, test, and replace belt Lax fan belt may cause insufficient when engine is running. power of battery, engine overheat, and  Mount new belt, run engine at low quick & abnormal belt abrasion. On the...
  • Page 81 OPERATION & MAINTENANCE MANUAL SWE18UF  Don’t remove the radiator cover or water drain plug before engine coolant cools down. 1) Open the engine back cover. 2) Loosen the radiator box cover, release the press in radiator. 3) Loosen the water venting plug ① to vent the coolant into some kind of container.

  • Page 82: Others

    OPERATION & MAINTENANCE MANUAL SWE18UF 4.2.8 Others Interval (hours) Parts name 1000 2000 1 ． Check abrasion and —— ▲ laxation of bucket teeth 2．Replace bucket When necessary 3．Control lever lubricant When necessary ▲ 4．Check track sag 5．Replacement of rubber...
  • Page 83 OPERATION & MAINTENANCE MANUAL SWE18UF  Fit the lock pin into the hole completely as instructions.  Check the bucket teeth at regular interval to ensure the abrasion, don’t exceed the scheduled limitation. Correct Wrong Replace bucket To prevent injury caused by flying off...
  • Page 84 OPERATION & MAINTENANCE MANUAL SWE18UF should be as little as possible. Use adjusting gasket to adjust the middle clearance.(use the same amount of gasket at both sides) 8) Grease pin A and B. Lubrication of control lever Park the excavator with engine off, takes out the key, set pilot safety control lever to lock position.
  • Page 85 OPERATION & MAINTENANCE MANUAL SWE18UF  Please use wood block, jack or other firm and stable supporter to lift the machine. Never work while there is not enough support of the machine, especially when the hydraulic cylinder is working. ...
  • Page 86 Replace rubber track Check the rubber track and repair or replace them immediately when following conditions appear. And contact the SUNWARD dealer for repair or replacement. 1) If the track has been pulled longer and can not recover, it should be replaced immediately.
  • Page 87 2) Don’t use the moment in the following table when assembling plastic caps, or the cap may be broken. Contact the SUNWARD dealer or after service department for help when doing this. 3) Use standard pieces of bolts and nuts in the same specification for replacement.

  • Page 88: Maintenance In Special Situation

    OPERATION & MAINTENANCE MANUAL SWE18UF 27，30 M20× 2.5 410.9± 20.5 12，13 M8× 1.0 24.5± 1.2 14，17 M10× 1.25 50± 2.5 17，19 M12× 1.5 87.3± 4.3 Thin screw thread 19，22 M14× 1.5 135.3± 6.8 22，24 M16× 1.5 220.6± 11 27，30 M20× 1.5 452.1±...
  • Page 89 OPERATION & MAINTENANCE MANUAL SWE18UF Operation condition Maintenance 1． Inspect the loose and lost of connector, bolts and nuts, obvious damage and leakage. 2． Clean mud、 stone、 sand grain on the machine, check the In mud, water or rain damage、crack and loose of jointing after work.

  • Page 90: Protection For Long Term Storage

    OPERATION & MAINTENANCE MANUAL SWE18UF 4.2.10 Protection for Long Term Storage If the excavator needs to be stored for over 1 month, the following protection should be adopted to maintain its function during the store period. Protection for long term store...

  • Page 91: Transportation And Storage

    OPERATION & MAINTENANCE MANUAL SWE18UF 5. TRANSPORTATION AND STORAGE There is a possibility that the machine will roll, tip over, or fall while loading or unloading it. Therefore, you need to take the following precautions:  Select a firm, level surface and keep sufficient distance from the roadside.

  • Page 92: Loading & Unloading

    OPERATION & MAINTENANCE MANUAL SWE18UF 5.3 LOADING & UNLOADING  The machine should travel at lowest speed on ramps.  Turning while traveling on ramps is very dangerous, and it is forbidden. If you must do so, turn the machine back to the ground or truck bed, modify the traveling direction, and then pass the ramps.

  • Page 93: Transportation

    OPERATION & MAINTENANCE MANUAL SWE18UF 5.4 TRANSPORTATION Put chain and wire rope over the lower frame. Do not put the chain and wire on or through the hydraulic pipes or hoses. 1) Set stoppers in front and behind the crawlers.

  • Page 94: Long-Term Storage Of Machine

    OPERATION & MAINTENANCE MANUAL SWE18UF 5.7 LONG-TERM STORAGE OF MACHINE While storing the machine, retract the cylinder piston rod to the inside of cylinder as much as possible to avoid piston rod corrosion caused by rain and wind, clean machine surface and all the exposed parts.

  • Page 95: Trouble Shooting

    OPERATION & MAINTENANCE MANUAL SWE18UF 6. TROUBLE SHOOTING If malfunction occurs, stop machine immediately, analyze the reason and adjust or repair the machine as following methods, objects and order. Only authorized people can disassemble and repair the hydraulic parts, please consult with manufacturer if mentioned works is necessary.
  • Page 96 OPERATION & MAINTENANCE MANUAL SWE18UF 1． The machine is out of use long time, 1． Operate control levers separates from oil for several times. floats pilot control 2． Check hydraulic control pipeline hydraulic system, low-pressure cylinder, etc. relief valve, and gear 2．...
  • Page 97 OPERATION & MAINTENANCE MANUAL SWE18UF 1． Control pilot valve malfunction 2． Corresponding reversing 1． Repair valve stop valve 2． Consult with the dealer malfunction Track of one side doesn’t 3． Consult with the dealer 3． Center connector seal work or move very slowly damage 4．...

  • Page 98: Technical Parameters

    OPERATION & MAINTENANCE MANUAL SWE18UF 7. TECHNICAL PARAMETERS 7.1 PARAMETERS Engine…………………………………………YANMAR water-cooling diesel engine M o d e l … … … … … … … … … … … … … … … … … … … … … …...
  • Page 99 OPERATION & MAINTENANCE MANUAL SWE18UF Hydraulic oil tank capacity…………………………………………………………………18.6 L Hydraulic cooling device Oil cooling device model………………………………………………… AKG4842.092.0000 Fan drive……………………………………………………………………… engine drive Hydraulic oil filter Oil return filter element model…………………………… ………………… E F - 1 3 3 Swing mechanism Maximum output torque…………………………………………………………3016N.m Platform swing speed……………………………………………………………………10 rpm...

  • Page 100: Technical Instructions

    7.2 TECHNICAL INSTRUCTIONS SWE18UF is an all hydraulic track excavator with beautiful appearance, 360° rotatable flat roof, 680mm long small rear end, all of these ensure the work in limited place. The engine is YANMAR 3 cylinder water-cooling diesel engine which has a normal rated power of 13.4kW/2200rpm.
  • Page 101 OPERATION & MAINTENANCE MANUAL SWE18UF Swing drive Hydraulic swing motor drives the swing supporting of inner joggle through a planetary reducer. The normally engaged brake in drive system can ensure the safety of the machine. Boom swing The design of ultra-large angle boom swing mechanism makes the machine be applied at side ditch, side channel, foot of wall and cliff.
  • Page 102 OPERATION & MAINTENANCE MANUAL SWE18UF backrest and rigidity are adjustable and can suit different kinds of requirement from different operator. Seat with safety belt and pillow is optional. Control lever is appropriately integrated with left & right control box, the light handle of the lever can prevent fatigue caused by long time work.

  • Page 103: Dimension & Work Parameters

    OPERATION & MAINTENANCE MANUAL SWE18UF 7.3 DIMENSION & WORK PARAMETERS (1) Dimension model SWE18UF parameter Outline dimension(length × width × height) 3582X990X2415 Tumbler distance 1210 Length of track 1538 Platform ground clearance Tail swing radius Chassis width 990/1320 Dimension Track width...
  • Page 104 OPERATION & MAINTENANCE MANUAL SWE18UF (2) Work Parameters Model SWE18UF Parameter Max. digging height 4355 Max. dumping height 3010 Max. digging depth 2840 Max. vertical digging depth 2580 Max. digging radius 4775 Working range Max. reach at ground level 4670 Max.

  • Page 105: Appendix

    OPERATION & MAINTENANCE MANUAL SWE18UF 8. APPENDIX 8.1 ELECTRICAL SCHEMATIC...

  • Page 106: Electrical Component List

    8.2 ELECTRICAL COMPONENT LIST Item Item Item Radio Meter Travel speed button Oil level sensor Working light Diode Water level sensor Battery switch Fusible line Battery Engine pressure Inserted fuse sensor Generator Pilot safety switch Ground contact cable Starter Horn button Relay Electric control...

  • Page 107: Hydraulic Schematic

    8.3 HYDRAULIC SCHEMATIC...

  • Page 108: Hydraulic Component

    OPERATION & MAINTENANCE MANUAL SWE18UF 8.4 HYDRAULIC COMPONENT Component Component Diesel engine Air filter element--- vent port Gear pump Oil tank Pilot oil filter element Main valve block Pilot safety solenoid valve Center swivel joint Pilot dual-speed solenoid valve Travel drive part...

  • Page 109: Operation Instruction Of Attachment

     Please consult Sunward dealer before installing optional parts；  Don’t use other option attachment which is not agreed by Sunward or Sunward dealer, or it will shorten the service life of the machine and cause other safety problems. ...

  • Page 110: Hydraulic Hammer Breaker

    9.3 HYDRAULIC HAMMER BREAKER 1. Different models of Excavator is installed with different types of hydraulic hammer breaker, before mounting hydraulic hammer breaker, please consult Sunward to confirm the mountable model. 9.3.1 Main Use of Hydraulic Hammer breaker Stone crush...
  • Page 111 OPERATION & MAINTENANCE MANUAL SWE18UF Step on the right side of control pedal, the hammer breaker begins to work. In order to prevent accidental operation, please cover the protective plate up when there is no need to operate break hammer.

  • Page 112: Operation Key Points Of Hydraulic Hammer Breaker

    OPERATION & MAINTENANCE MANUAL SWE18UF 错误 wrong wrong 7.3.3 Operation Key Points of Hydraulic Hammer breaker (1) Cap the pipe end of arm and dismantle the hammer breaker when not use. (2) Install plugs for hose ends to prevent dirt.

  • Page 113: Safe Operation Of Hydraulic Hammer Breaker

    9.3.4 Safe Operation of Hydraulic Hammer Breaker Please stop operation when oil tube vibrates too much. When high and low pressure oil tube of hammer breaker vibrate excessively, that should be disassembled and repaired, please contact with designated Sunward after-sale service station.
  • Page 114 OPERATION & MAINTENANCE MANUAL SWE18UF Forbid empty hitting Stop the striking on the moment once the rock is broken, because continuous empty-hitting may not only damage the drill rod and flat pins, and the load bearing mechanism. When rod position is incorrect or when the drill rod is used as a lever, empty hitting will happen.

  • Page 115: Replacing Hydraulic Oil And Filter Element

    OPERATION & MAINTENANCE MANUAL SWE18UF the hammer breaker, but also make oil temperature high, so as to damage piston and valves. h）Do not operate the hammer breaker in water or mud When parts except drill rod sinking in water or mud, please...

  • Page 116: Key Points For Hydraulic Clamp Breaker

    OPERATION & MAINTENANCE MANUAL SWE18UF Replacement Interval （hours） An excavator with hydraulic hammer breaker An excavator with normal bucket Hydraulic oil 600★ 1000 Filter element 100★ Note: (1)The replacement interval with ★ is applied for the excavators on which the hammer breaker is used continuously for a long time.

  • Page 117: Optional Parts List

    OPERATION & MAINTENANCE MANUAL SWE18UF notes should be observed. Don’t operate the clamp breaker when the bucket cylinder is fully extended or retracted to avoid the damage of the excavator. Don’t rotate upper-carriage to one side of the excavator to operate the clamp breaker. To avoid tipping, always crush in the front or rear of the machine.

  • Page 118: Manufacturer Information

    SWE18UF 9. MANUFACTURER INFORMATION Company： SUNWARD INTELLIGENT EQUIPMENT CO., LTD. Trade mark： Add：Sunward Industrial Park, No.1335 Liangtang Road (E),Xingsha, Changsha, Hunan, China Sales hotline：400-887-6230; Service hotline：400-887-8230 Maintenance point：Our office in various provinces and cities of China Distributor information： Distributor information...
  • Page 119 SDN. BHD. NO.13A,JALAN 5/1.KOTA DAMANSARA,PJU 5,47810,PETALING JAYA SELANGOR. Cô ng ty TNHH SUNWARD Việt vnm1@sunward.cc lo 33, biet thu 1, ban dao linh dam, phuong hoanh liet, quan hoang mai, hanoi, vietnam SUNWARD EUROPE HEAVY eu@sunward.cc Nijverheidspark 3, 3580 Beringen,...
  • Page 120 OPERATION & MAINTENANCE MANUAL SWE18UF...

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