Komatsu PC2000-8 - Page 375

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MAINTENANCE MAINTENANCE PROCEDURE

4-57

Rear Side of Main Valve

(R) Machine's rear side

(1) Arm DUMP (4 locations)

(2) Boom LOWER (2 locations)

(3) Bucket DUMP (4 locations)

(4) Left travel forward (2 locations)

(5) Right travel forward (2 locations)

Main Page

Foreword4
Before Reading this Manual4
Safety Information5
- Noise Emission Levels6
- Vibration Levels6
  - Guide to Reduce Vibration Levels on Machine7
Introduction8
- Use of Machine8
- Visibility from Operator's Seat9
  - Proximity Visibility9
  - Circumference Visibility10
Product Information11
- Product Identification Number (Pin)/Machine Serial No. Plate11
- Epa Regulations, Engine Number Plate12
- Service Meter Location13
- MACHINE SERIAL NUMBER PLATE (According Directive 2006/42/EC)14
- Declaration According Directive 2006/42/EC Annex I Point 1.7.4.2 (C)15
- Table of Contents16
Safety Labels26
- Location of Safety Labels27
- Safety Labels28
General Precautions Common to Operation and Maintenance33
- Precautions before Starting Operation33
- Preparations for Safe Operation33
- Ensuring Safe Operation33
- Understanding the Machine33
- Precautions Regarding Safety-Related Equipment33
- Inspecting Machine33
- Wear Well-Fitting Clothes and Protective Equipment33
- Keep Machine Clean34
- Precautions Inside Operator's Compartment34
- Provide Fire Extinguisher and First Aid Kit34
- If any Problem Is Found34
- Fire Prevention35
- Action if Fire Occurs35
- Precautions to Prevent Fire35
- Precautions When Getting on or off Machine36
- Use Handrails and Steps When Getting on or off Machine36
- No Jumping on or off Machine37
- Lifting of Personnel Prohibited37
- No People on Attachments37
- Precautions When Standing up from Operator's Seat37
- Do Not Get Caught in Work Equipment38
- Precautions Related to Protective Structures38
- Precautions When Leaving Machine38
- Emergency Exit from Operator's Cab38
- Protection against Falling, Flying, Intruding Objects39
- Unauthorized Modification39
- Precautions Related to Attachments and Options39
- Precautions Related to Cab Glass40
- Precautions When Running Engine Inside Building40
Precautions for Operation41
- Precautions for Jobsite41
- Investigate and Confirm Jobsite Conditions41
- Working on Loose Ground41
- Do Not Go Close to High-Voltage Cables41
- Ensure Good Visibility42
- Checking Signs and Signalman's Signals42
- Starting Engine43
- Beware of Asbestos Dust43
- Use Warning Tags43
- Inspection and Maintenance before Starting Engine44
- Precautions When Starting Engine44
- Precautions in Cold Areas44
- Starting with Booster Cables45
- Starting with Jump Start Cables45
- Operation46
- Checks before Operation46
- Precautions When Traveling in Forward or Reverse and Swinging46
- Precautions When Traveling47
- Traveling on Slopes48
- Operating on Slopes49
- Prohibited Operations49
- Traveling on Snow-Covered or Frozen Surfaces51
- Parking Machine51
- Transportation52
- Loading and Unloading52
- Towing53
- Lifting Objects with Bucket53
- Precautions When Towing53
- Precautions for Lifting Operations53
Precautions for Maintenance55
- Precautions before Starting Inspection and Maintenance55
- Display Warning Tag During Inspection and Maintenance55
- Keep Workplace Clean and Tidy56
- Select Suitable Place for Inspection and Maintenance56
- Stability56
- Guards56
- Only Authorized Personnel56
- Appoint Leader When Working with Others56
- Stop Engine before Carrying out Inspection and Maintenance57
- Two Workers for Maintenance When Engine Is Running58
- Installing, Removing, or Storing Attachments58
- Precautions When Working at High Places58
- Precautions When Working under Machine or Work Equipment59
- Proper Tools59
- Precautions for Inspection and Maintenance60
- Precautions When Welding60
- Handling Battery60
- Precautions When Using Hammer61
- Precautions with High-Temperature Coolant62
- Precautions with High-Temperature Oil62
- Precautions with High-Pressure Oil62
- Precautions with High-Pressure Fuel62
- Handling High-Pressure Hoses and Piping63
- Noise63
- Precautions with High-Pressure Grease When Adjusting Track Tension64
- Handling Accumulator and Gas Spring64
- Handling Opg Top Guard64
- Precautions with Compressed Air65
- Chemical Hazard65
- Maintenance of Air Conditioner65
- Disposing of Waste Materials65
- Mercury Containing Component(S)65
- Method of Selecting Window Washer Fluid65
- Periodic Replacement of Safety Critical Parts65
- End of Service Life66
Operation67
Machine View Illustrations68
- Overall Machine View68
- Controls and Gauges69
Detailed Controls and Gauges73
- Monitoring System73
  - Basic Operation of Machine Monitor74
  - Basic Check Monitors77
  - Caution Monitors80
  - Emergency Monitors84
  - Meter Display Portion87
  - Monitor Switches Portion97
  - Handling Function Switches105
- Switches (Inside Operator's Cab)141
- Switches (Inside Cab Base Room)150
- Switches (Outside of Machine)153
- Lamp (Inside Operator's Cab)163
- Lamp (Outside of Machine)166
- Control Levers and Pedals168
- Door Lock170
- Emergency Exit from Operator's Cab170
- Emergency Escape Hammer171
- Handling Emergency Ladder172
  - Escape Procedure172
  - Precaution When Storing Rope Ladder174
- Fire Extinguisher175
- Cap with Lock175
- Ashtray177
- Cup Holder177
- Magazine Box177
- Hook178
- Utility Box178
- Air Conditioner Controls179
  - Air Conditioner Control Panel179
  - Method of Operation185
  - Use Air Conditioner with Care191
  - Inspection and Maintenance of Air Conditioner Equipped Machine191
  - Other Functions191
- Radio193
  - Control Panel193
  - Controls of Radio195
  - Use Radio with Care198
Contents199
- Auxiliary Electric Power199
  - Power Source199
  - Additional Power Source199
- Fuse200
- Circuit Breaker202
- Fuse (if Equipped)205
- Controller206
- Tool, Can Storage Place207
- Handling Grease Pump and Grease Gun207
- Accumulator214
  - Method of Releasing Pressure in Accumulator for Hydraulic Control Circuit215
- Handling Hydraulic Ladder216
  - Procedure for Operating Hydraulic Ladder216
  - Action When Machine Does Not Move Because of Failure in Proximity Switch218
- HANDLING MACHINES EQUIPPED with KOMTRAX Plus222
  - KOMTRAX Plus INSTALLED, COMMUNICATIONS TERMINAL NOT INSTALLED222
  - KOMTRAX Plus and COMMUNICATIONS TERMINAL INSTALLED222
Machine Operations and Controls224
- Before Starting Engine224
- Starting Engine255
- After Starting Engine258
- Stopping the Engine268
- Machine Operation276
- Steering the Machine280
  - Steering280
- Swinging282
- Work Equipment Controls and Operations283
- Working Mode285
- Prohibited Operations286
- General Operation Information290
- Traveling on Slopes291
- Escape from Mud293
  - Track on One Side Stuck293
  - Tracks on both Sides Stuck293
- Recommended Applications294
  - Backhoe Work294
  - Loading Work294
- Bucket Replacement295
  - Replacement295
- Parking Machine297
- Check before Shut off Engine298
- Machine Inspection after Daily Work298
- Locking299
Transportation300
- Transportation Procedure300
- Precautions for Transportation300
- Method of Lifting Units for Transportation300
- Transportation Posture300
Cold Weather Operation301
- Cold Weather Operation Information301
- After Daily Work Completion303
- After Cold Weather Season303
Long Term Storage304
- Before Storage304
- During Storage304
- After Storage305
- Starting Machine after Long-Term Storage305
Troubles and Actions306
- Running out of Fuel306
- Phenomena that Are Not Failures306
- Towing the Machine307
- Severe Job Condition307
- Discharged Battery308
- Other Trouble312
Maintenance319
Maintenance Information320
Outline of Service323
- Handling Oil, Fuel, Coolant, and Performing Oil Clinic323
- Electric System Maintenance327
Wear Parts328
- Wear Parts List328
Recommended Fuel, Coolant, and Lubricant329
- Recommended Brands, Recommended Quality for Products Other than Komatsu Genuine Oil331
Tightening Torque Specifications332
- Tightening Torque List332
Safety Critical Parts333
- Safety Critical Parts List334
Maintenance Schedule335
- Maintenance Schedule Chart335
Maintenance Procedure337
- Initial 100 Hours Maintenance (Only after the First 100 Hours)337
- Initial 500 Hours Maintenance (Only after the First 500 Hours)337
- Initial 4000 Hours Maintenance (Only after the First 4000 Hours)337
- Change Oil in Swing Machinery Case337
- Change Oil in Pto Case337
- Change Oil in Final Drive Case337
- Check Welded Structure337
- When Required338
- Check before Starting382
- Checks before Starting382
- Every 250 Hours Maintenance383
- Every 500 Hours Maintenance390
- Every 1000 Hours Maintenance403
- Every 2000 Hours Maintenance422
- Every 4000 Hours Maintenance424
- Every 5000 Hours Maintenance428
  - Change Oil in Hydraulic Tank, Clean Strainer428
- Every 8000 Hours Maintenance432
Specifications433
Attachments and Options437
General Precautions for Safety438
- Precautions When Selecting438
- Read the Instruction Manual Thoroughly438
- Precautions When Removing or Installing438
- Precautions When Using439
Attachment Guide440
- Combinations of Work Equipment440
- Front Guard441
Handling Fuel Quick Charge442
- General Locations442
- Procedure for Operating Fuel Charge443
- Replace Fuel Tank Breather Element446
- Action When Machine Does Not Move Because of Failure in Proximity Switch447
Handling Service Center451
- General Locations451
- Procedure for Operating Service Arm452
Contents455
- Method of Draining, Adding Lubricant and Coolant from Service Panel455
- Greasing Ladder Service Arm466
- Replace Fuel Tank Breather Element467
- Action When Machine Does Not Move Because of Failure in Proximity Switch468
Handling Jump Start Receptacle472
- General Locations472
- Connected Procedure of External Power Source472
Orbcom Controller (Communications Terminal)474
Loading Shovel475
Machine View Illustrations476
- Overall Machine View476
Explanation of Components477
- Switches477
Operations479
- Operation of Work Equipment479
- Precautions During Operation481
- Excavator Work485
Precautions When Disassembling Machine486
- Releasing Pressure486
  - Releasing Pressure from Work Equipment Circuit, Swing Circuit, Travel Circuit486
  - Releasing Pressure in Accumulator Circuit486
Transportation487
- Machine Configuration for Transport487
Maintenance488
- Every 10 Hours Maintenance488
Specification493
Wear Parts495
- Wear Parts List495
Combination of Work Equipment496

Komatsu PC2000-8 - Page 375

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