KOMATSU PW140-7 PW160-7 PW180-7 PW200-7 PW220-7 WHEELED EXCAVATOR OPERATION & MAINTENANCE MANUAL (SN:H55051 & UP)(SN:H65051 & UP) KOMATSU PW140-7 PW160-7 – PDF DOWNLOAD

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KOMATSU PW140-7 PW160-7 PW180-7 PW200-7 PW220-7 WHEELED EXCAVATOR OPERATION & MAINTENANCE MANUAL (SN:H55051 & UP)(SN:H65051 & UP) KOMATSU PW140-7 PW160-7

KOMATSU PW140-7 PW160-7 PW180-7 PW200-7 PW220-7 WHEELED EXCAVATOR OPERATION & MAINTENANCE MANUAL (SN:H55051 & UP)(SN:H65051 & UP) KOMATSU PW140-7 PW160-7 – PDF DOWNLOAD:

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KOMATSU PW140-7 PW160-7 PW180-7 PW200-7 PW220-7 WHEELED EXCAVATOR OPERATION & MAINTENANCE MANUAL (SN:H55051 & UP)(SN:H65051 & UP) KOMATSU PW140-7 PW160-7

1. Foreword.............................................................................................  3
	1.1 Foreword........................................................................................  4
		1.1.1 EU Directives.............................................................................  5
	1.2 Safety information..............................................................................  6
		1.2.1 Signal words..............................................................................  6
		1.2.2 Safety labels.............................................................................  8
		1.2.3 Emergency steering........................................................................  9
		1.2.4 Emergency braking.........................................................................  9
	1.3 Introduction.................................................................................... 10
		1.3.1 Use of machine............................................................................ 10
		1.3.2 Intended use.............................................................................. 10
		1.3.3 Directions of machine..................................................................... 11
		1.3.4 Running in your new machine............................................................... 12
	1.4 Necessary information........................................................................... 13
		1.4.1 Product Identification Number (PIN)/Machine serial no. plate and position................. 13
		1.4.2 Engine serial no. plate and position...................................................... 14
		1.4.3 Position of service meter................................................................. 14
		1.4.4 Table to enter serial no. and distributor................................................. 15
	1.5 Declaration of conformity (for machines placed on the market as from 29th December 2009)........ 16
	1.6 Noise........................................................................................... 17
		1.6.1 Noise emission levels..................................................................... 17
		1.6.2 Vibration levels.......................................................................... 18
			Operating condition:........................................................................ 18
			Guide to reduce vibration levels on machine................................................. 18
	1.7 Contents........................................................................................ 20
2. Safety............................................................................................... 33
	2.1 Safety labels................................................................................... 34
		2.1.1 Location of safety labels................................................................. 34
	2.2 General precautions............................................................................. 42
		Understanding the machine....................................................................... 42
		2.2.1 Precautions before starting operation..................................................... 42
			Ensuring safe operation..................................................................... 42
		2.2.2 Preparations for safe operation........................................................... 43
			Precautions regarding safety-related equipment.............................................. 43
			If any problem is found..................................................................... 43
			Wear well-fitting clothes and protective equipment.......................................... 43
			Keep machine clean.......................................................................... 43
			Precautions inside operator's compartment................................................... 44
			Provide fire extinguisher and first aid kit................................................. 44
		2.2.3 Fire prevention........................................................................... 45
			Action if fire occurs....................................................................... 45
			Precautions to prevent fire................................................................. 45
		2.2.4 Precautions when getting on or off machine................................................ 47
			Use handrails and steps when getting on or off machine...................................... 47
			No jumping on or off machine................................................................ 47
			Precautions when standing up from operator's seat........................................... 48
			Always chock the wheels before going under the machine...................................... 48
			Emergency exit from operator's cab.......................................................... 49
		2.2.5 Do not get caught in articulated portion.................................................. 50
			Precautions related to protective structures................................................ 50
		2.2.6 Unauthorized modification................................................................. 52
		2.2.7 Precautions related to attachments and options............................................ 52
		2.2.8 Precautions when running engine inside building........................................... 52
	2.3 Precautions for operation....................................................................... 53
		2.3.1 Precautions for jobsite................................................................... 53
			Investigate and confirm jobsite conditions.................................................. 53
			Working on loose ground..................................................................... 54
			Do not go close to high-voltage cables...................................................... 55
			Ensure good visibility...................................................................... 56
			Checking signalman's signals and signs...................................................... 56
			Beware of asbestos dust..................................................................... 57
		2.3.2 Starting engine........................................................................... 57
			Warning tag................................................................................. 57
			Inspection and maintenance before starting engine........................................... 58
			Precautions when starting engine............................................................ 59
			Check direction before starting machine..................................................... 59
			Precautions in cold areas................................................................... 59
			Starting with booster cables................................................................ 60
		2.3.3 Operation................................................................................. 61
			Checks before operation..................................................................... 61
			Precautions when travelling in forward or reverse........................................... 62
			Precautions when travelling................................................................. 63
			Travelling on slopes........................................................................ 64
			Operations on slopes........................................................................ 65
			Prohibited operations....................................................................... 66
			Travelling on snow-covered or frozen surfaces............................................... 67
			Working on loose ground..................................................................... 67
			Do not hit the operator cab (for two piece boom only)....................................... 67
			Parking machine............................................................................. 68
		2.3.4 Transportation............................................................................ 69
			Loading and unloading....................................................................... 69
		2.3.5 Towing.................................................................................... 70
			Precautions when towing..................................................................... 70
		2.3.6 Bucket with hook or bucket link with lifting eye.......................................... 73
			General precautions......................................................................... 73
			Precautions for lifting operation........................................................... 76
		2.3.7 Handling of fluids........................................................................ 77
			Handling of used engine oils................................................................ 77
			Handling of oils............................................................................ 77
			Handling of fluids.......................................................................... 77
	2.4 Precautions for maintenance..................................................................... 78
		2.4.1 Precautions before starting inspection and maintenance.................................... 78
			Display warning tag during inspection and maintenance....................................... 78
			Keep work place clean and tidy.............................................................. 78
			Select suitable place for inspection and maintenance........................................ 78
			Ensure machine stability.................................................................... 78
			Guards...................................................................................... 78
			Stop engine before carrying out inspection and maintenance.................................. 79
			Two workers for maintenance when engine is running.......................................... 80
			Installing, removing, or storing attachments................................................ 81
			Precautions when working at high places..................................................... 81
			Precautions when working under machine or work equipment.................................... 81
			Proper tools................................................................................ 81
		2.4.2 Precautions for inspection and maintenance................................................ 82
			Battery main switch......................................................................... 82
			Precautions when welding.................................................................... 82
			Handling battery............................................................................ 83
			Precautions when using hammer............................................................... 84
			Precautions with high-temperature coolant................................................... 85
			Precautions with high-temperature oil....................................................... 85
			Precautions with high-pressure oil.......................................................... 86
			Precautions for high-pressure fuel.......................................................... 87
			Noise....................................................................................... 87
			Handling accumulator and gas spring......................................................... 88
			Precautions with compressed air............................................................. 88
			Maintenance of air conditioner.............................................................. 88
			Chemical hazard............................................................................. 89
			Disposing of waste materials................................................................ 89
			Precautions for high voltage................................................................ 89
			Method of selecting window washer fluid..................................................... 89
			Periodic replacement of safety critical parts............................................... 90
			End of service life......................................................................... 90
		2.4.3 Tyres..................................................................................... 91
			Handling tyres.............................................................................. 91
	2.5 Lifting capacity charts......................................................................... 92
		2.5.1 Lifting capacity chart PW140-7............................................................ 93
			One piece boom - 2.5 metre undercarriage.................................................... 93
			Two piece boom - 2.5 metre undercarriage.................................................... 95
		2.5.2 Lifting capacity chart PW160-7............................................................ 98
			One piece boom - 2.5 metre undercarriage.................................................... 98
			Two piece boom - 2.5 metre undercarriage....................................................100
		2.5.3 Lifting capacity chart PW180-7............................................................103
			One piece boom - 2.5 metre undercarriage....................................................103
			One piece boom - 2.75 metre undercarriage...................................................105
			Two piece boom - 2.5 metre undercarriage....................................................107
			Two piece boom - 2.75 metre undercarriage...................................................109
		2.5.4 Lifting capacity chart PW200-7............................................................111
			One piece boom - 2.5 metre undercarriage....................................................111
			One piece boom - 2.75 metre undercarriage...................................................114
			Two piece boom - 2.5 metre undercarriage....................................................117
			Two piece boom - 2.75 metre undercarriage...................................................120
		2.5.5 Lifting capacity chart PW220-7............................................................123
			One piece boom - 2.75 metre undercarriage and heavy duty counterweight......................123
			One piece boom - 2.75 metre undercarriage...................................................126
			Two piece boom - 2.75 metre undercarriage and heavy duty counterweight......................129
			Two piece boom - 2.75 metre undercarriage...................................................132
	2.6 Overload caution................................................................................135
		2.6.1 Overload caution..........................................................................135
		2.6.2 One piece boom - Overload caution PW140-7.................................................136
		2.6.3 Two piece boom - Overload caution PW140-7.................................................136
		2.6.4 One piece boom - Overload caution PW160-7.................................................137
		2.6.5 Two piece boom - Overload caution PW160-7.................................................137
		2.6.6 One piece boom - Overload caution PW180-7.................................................138
		2.6.7 Two piece boom - Overload caution PW180-7.................................................138
		2.6.8 Overload caution PW200-7..................................................................139
		2.6.9 Overload caution PW220-7..................................................................139
3. Operation............................................................................................141
	3.1 General view....................................................................................142
		3.1.1 General view of machine...................................................................142
		3.1.2 General view of controls and gauges.......................................................144
	3.2 Explanation of components.......................................................................146
		3.2.1 Machine monitor...........................................................................146
		3.2.2 Basic operation of machine monitor........................................................147
			If there is abnormality when starting engine................................................147
			If any abnormality occurs during operation..................................................148
	3.3 Basic check items...............................................................................149
		3.3.1 Caution items.............................................................................151
		3.3.2 Emergency stop items......................................................................155
		3.3.3 Meter display portion.....................................................................158
			Meters......................................................................................161
			Monitor switches............................................................................165
			Adjustment screens..........................................................................180
	3.4 Switches........................................................................................184
	3.5 Control levers, pedals..........................................................................198
	3.6 Front window....................................................................................205
		When opening....................................................................................205
		When closing....................................................................................208
		Removing front bottom window....................................................................210
	3.7 Emergency exit from operator's cab..............................................................211
		Ceiling window..................................................................................211
		Clear rain visor................................................................................211
		Pull down sun visor.............................................................................212
		Door lock.......................................................................................212
	3.8 Cap, cover with lock............................................................................213
		3.8.1 Method of opening and closing cap with lock (for the fuel tank filler port)...............213
		3.8.2 Method of opening and closing cover with lock (cover with lock)...........................214
	3.9 Fuse............................................................................................215
		3.9.1 Fuse box 1................................................................................216
		3.9.2 Fuse Box 2................................................................................217
	3.10 Luggage tray...................................................................................218
	3.11 Ashtray........................................................................................218
	3.12 Cup holder.....................................................................................218
	3.13 Hot and cool box...............................................................................219
	3.14 Cab radio......................................................................................219
	3.15 Power pick-up port.............................................................................220
	3.16 Handling air conditioner.......................................................................221
		3.16.1 General locations of control panel.......................................................221
		3.16.2 Method of operation......................................................................226
			Automatic operation.........................................................................226
			Stopping automatic operation................................................................227
			Manual operation............................................................................228
			Stopping manual operation...................................................................229
			Operation with cold air to face and warm air to feet........................................230
			Defroster operation.........................................................................231
		3.16.3 Precautions when using air conditioner...................................................233
		3.16.4 Check, maintain machine equipped with air conditioner....................................234
		3.16.5 Other functions..........................................................................234
			Self-diagnostic function....................................................................234
			Switch set temperature display between F and C............................................235
	3.17 Fusible link...................................................................................236
	3.18 Controller.....................................................................................237
	3.19 Tool box (chassis).............................................................................237
	3.20 Refuelling pump................................................................................238
		3.20.1 Safety...................................................................................238
		3.20.2 Procedure................................................................................238
		3.20.3 Maintenance..............................................................................239
	3.21 Warning lamps..................................................................................240
	3.22 Handling accumulators..........................................................................241
		3.22.1 Control circuit accumulator (A)..........................................................241
		3.22.2 Clutch control accumulator (B)...........................................................241
		3.22.3 Brake circuit accumulators (C) ° 3.......................................................242
		3.22.4 Brake circuit accumulators (C) ° 4.......................................................243
	3.23 Operation......................................................................................244
		3.23.1 Check before starting engine.............................................................244
			Walk-around check...........................................................................244
		3.23.2 Check before starting....................................................................246
			Check coolant level, add water..............................................................246
			Check oil level in engine oil pan, add oil..................................................247
			Check fuel level, add fuel..................................................................248
			Check oil level in hydraulic tank, add oil..................................................249
			Check air cleaner for clogging..............................................................250
			Check electric wiring.......................................................................250
			Check function of horn......................................................................251
			Check for water and sediment in water separator, drain water................................252
		3.23.3 Adjustment of operator’s seat (air suspension seat)......................................254
		3.23.4 Adjustment of operator’s seat (mechanical seat)..........................................256
		3.23.5 Seat belt................................................................................257
			Fastening and removing seat belt............................................................257
		3.23.6 Rear view mirrors........................................................................258
		3.23.7 Operations and checks before starting engine.............................................260
		3.23.8 Starting engine..........................................................................262
		3.23.9 Ambient temperature range for operation..................................................263
			Starting in cold weather....................................................................263
			Operations and checks after starting engine.................................................264
			Warming up operation........................................................................265
			In cold areas (automatic warming-up operation)..............................................268
		3.23.10 Moving machine off......................................................................272
			Moving machine forward......................................................................272
		3.23.11 Steering................................................................................275
		3.23.12 Travelling on public highway............................................................276
		3.23.13 Stopping and parking....................................................................277
			Stopping machine (emergency)................................................................278
		3.23.14 Swinging (slewing the upper carriage)...................................................279
		3.23.15 Operation of work equipment.............................................................281
			Operation of dozer and outriggers...........................................................283
			Precautions for using the dozer.............................................................284
		3.23.16 Working mode selection..................................................................285
			Working mode................................................................................285
			One touch power max switch..................................................................285
		3.23.17 Prohibitions for operation..............................................................286
		3.23.18 Precautions for operation...............................................................288
		3.23.19 Recommendations for travelling..........................................................289
		3.23.20 Precautions when travelling up or down hills............................................290
		3.23.21 How to escape from mud..................................................................291
			When one side is stuck......................................................................291
			When both sides are stuck...................................................................291
		3.23.22 Work possible using hydraulic excavator.................................................292
			Backhoe work................................................................................292
			Shovel work.................................................................................292
			Ditching work...............................................................................293
			Loading work................................................................................293
			Levelling work..............................................................................293
		3.23.23 Replacement and inversion of bucket.....................................................294
			Replacement.................................................................................294
			Inversion...................................................................................295
		3.23.24 Stopping engine.........................................................................296
			Check after finishing work..................................................................296
		3.23.25 Check after stopping engine.............................................................297
			Locking.....................................................................................297
			Handling the wheels.........................................................................297
	3.24 Transportation.................................................................................302
		3.24.1 Transportation procedure.................................................................302
			Ensure machine stability....................................................................302
		3.24.2 Loading, unloading work..................................................................303
		3.24.3 Securing machine.........................................................................306
		3.24.4 Unloading................................................................................307
		3.24.5 How to lift the machine..................................................................309
		3.24.6 Precautions for transportation...........................................................311
		3.24.7 Travelling posture.......................................................................312
	3.25 Cold weather operation.........................................................................314
		3.25.1 Precautions for low temperature..........................................................314
			Fuel and lubricants.........................................................................314
			Battery.....................................................................................315
		3.25.2 Precautions after completion of work.....................................................316
		3.25.3 After cold weather.......................................................................316
	3.26 Long-term storage..............................................................................317
		3.26.1 Before storage...........................................................................317
		3.26.2 During storage...........................................................................318
		3.26.3 After storage............................................................................319
		3.26.4 Starting machine after long-term storage.................................................319
	3.27 Troubleshooting................................................................................320
		3.27.1 Phenomena that are not failures..........................................................320
	3.28 Method of towing machine.......................................................................321
	3.29 Precautions on particular jobsites.............................................................322
	3.30 Discharged battery.............................................................................323
		3.30.1 Removal and installation of battery......................................................324
		3.30.2 Battery charges..........................................................................324
		3.30.3 Starting engine with booster cables......................................................325
			Connecting and disconnecting booster cables.................................................325
			Booster cable connection....................................................................326
			Starting the engine.........................................................................327
			Booster cable disconnection.................................................................327
	3.31 Other trouble..................................................................................328
		3.31.1 Electrical system........................................................................328
		3.31.2 Chassis..................................................................................329
		3.31.3 Engine...................................................................................330
		3.31.4 Electronic control system................................................................332
4. Maintenance..........................................................................................333
	4.1 Guides to maintenance...........................................................................334
	4.2 Outline of service..............................................................................338
		4.2.1 Outline of oil, fuel, coolant.............................................................339
			Oil.........................................................................................339
			Fuel........................................................................................340
			Coolant.....................................................................................341
			Grease......................................................................................342
			Carrying out KOWA (KOMATSU Oil Wear Analysis)...............................................342
			KOWA analysis items.........................................................................343
			Oil sampling................................................................................343
			Storing oil and fuel........................................................................344
			Filters.....................................................................................344
		4.2.2 Outline of electric system................................................................345
		4.2.3 Outline of hydraulic system...............................................................346
	4.3 Wear parts list.................................................................................347
	4.4 Use fuel, coolant and lubricants according to ambient temperature...............................348
		4.4.1 Proper selection of fuel, coolant and lubricants..........................................349
	4.5 Recommended brands, recommended quality for products other than KOMATSU genuine oil.............352
	4.6 Standard tightening torques for bolts and nuts..................................................353
		4.6.1 Introduction of necessary tools...........................................................353
		4.6.2 Tightening torque specifications..........................................................354
			Tightening torque list......................................................................354
	4.7 Periodic replacement of safety critical parts...................................................355
		4.7.1 Safety critical parts.....................................................................356
	4.8 Maintenance schedule chart......................................................................357
	4.9 Key to lubrication points.......................................................................361
		Lubrication points..............................................................................362
	4.10 Maintenance interval for hydraulic breaker.....................................................364
	4.11 Maintenance procedure..........................................................................365
		4.11.1 Initial 50 hours maintenance (only after the first 50 hours).............................365
			Check and tighten wheel nuts................................................................365
		4.11.2 Initial 250 hours maintenance (only after the first 250 hours)...........................365
			Replace fuel pre-filter cartridge...........................................................365
			Change oil in transmission, hubs and axles..................................................365
		4.11.3 Initial 500 hours maintenance (only after the first 500 hours)...........................366
			Replace fuel main filter cartridge..........................................................366
		4.11.4 When required............................................................................367
			Check, clean and replace air cleaner element................................................367
			Clean inside of cooling system..............................................................373
			Checking coolant level......................................................................377
			Check the fan...............................................................................380
			Check and tighten wheel nuts................................................................380
			Check electrical intake air heater..........................................................381
			Check alternator............................................................................381
			Check start motor...........................................................................382
			Replace bucket side cutters.................................................................382
			Replace bucket teeth........................................................................383
			Adjust bucket clearance.....................................................................387
			Check window washer fluid level, add fluid..................................................388
			Check and adjust air conditioner............................................................390
			Drain engine breather oil catcher...........................................................392
		4.11.5 Check before starting....................................................................394
		4.11.6 Every 50 hours service...................................................................395
			Drain water and sediment from fuel tank.....................................................395
		4.11.7 Every 100 hours service..................................................................397
			Lubricating.................................................................................397
			Cleaning fresh air filter...................................................................405
		4.11.8 Every 250 hours service..................................................................406
			Check oil level in swing machinery case, add oil............................................406
			Check oil level in wheel hubs, add oil (front axle).........................................407
			Check oil level in wheel hubs, add oil (rear axle)..........................................407
			Check oil level in axles, add oil...........................................................408
			Check oil level in transmission, add oil....................................................409
			Check level of battery electrolyte..........................................................410
			Belts, general..............................................................................411
			Check fan belt tension, adjust tension......................................................412
			Check, adjust tension of air conditioner compressor belt....................................413
		4.11.9 Every 500 hours service..................................................................414
			Replace fuel pre-filter cartridge...........................................................414
			Check swing pinion grease level, add grease.................................................417
			Change oil in engine oil pan, replace engine oil filter cartridge...........................418
			Clean and inspect radiator fins, oil cooler fins and condenser fins.........................420
			Clean internal and external air filters of air conditioner system...........................422
			Cleaning recirculated air filter............................................................422
			Replace hydraulic tank breather element.....................................................423
			Check condition of main valve rubber mounts.................................................424
			Checking charge pressure of brake accumulator...............................................425
		4.11.10 Every 1000 hours service................................................................426
			Checking brake pressure and charging pressure for brake accumulator.........................426
			Replace hydraulic filter element............................................................427
			Change oil in swing machinery case..........................................................429
			Replace fuel main filter cartridge..........................................................430
			Check all tightening points of engine exhaust pipe clamps...................................431
			Check all tightening parts of turbocharger..................................................432
			Check play of turbocharger rotor............................................................432
			Check and adjust valve clearance............................................................432
			Check fan belt tensioner bearing belt and fan hub...........................................432
			Check fan belt tension and replace fan belt.................................................432
			Change oil in axles.........................................................................433
			Change oil in hubs..........................................................................435
			Change oil in transmission assembly.........................................................436
			Change oil in damper........................................................................437
		4.11.11 Every 2000 hours service................................................................438
			Clean hydraulic tank strainer...............................................................438
			Cleaning the strainer of the brake filter...................................................439
			Checking charge pressure of nitrogen gas in accumulator (for control circuit)...............440
			Checking function of accumulator............................................................442
			Method of releasing pressure in hydraulic circuit...........................................443
			Clean, check turbocharger...................................................................444
			Check alternator, starting motor............................................................444
			Change antifreeze...........................................................................444
			Check and adjust valve clearance............................................................444
		4.11.12 Every 4000 hours service................................................................445
			Check water pump............................................................................445
			Check vibration damper......................................................................445
			Replace accumulator (for control circuit)...................................................446
			Check for looseness of high-pressure piping clamp, hardening of rubber......................448
			Check for missing fuel spray prevention cap, hardening of rubber............................449
			Check operating condition of compressor.....................................................450
		4.11.13 Every 5000 hours service................................................................451
			Change oil in hydraulic tank and replace steer/brake circuit strainer.......................451
			Procedure for bleeding air..................................................................453
5. Technical Data.......................................................................................455
	5.1 Specifications..................................................................................456
		Operating weight................................................................................456
		5.1.1 Dimensions................................................................................458
		5.1.2 Working range - One piece boom............................................................460
			PW140-7.....................................................................................460
			PW160-7.....................................................................................461
			PW180-7.....................................................................................461
			PW200-7, PW220-7............................................................................461
		5.1.3 Working range - Two piece boom............................................................462
			PW140-7.....................................................................................462
			PW160-7.....................................................................................463
			PW180-7.....................................................................................463
			PW200-7, PW220-7............................................................................463
		5.1.4 Working range - Rotating arm..............................................................464
			PW160-7.....................................................................................464
6. Attachments, Options.................................................................................465
	6.1 General precautions for safety..................................................................466
		6.1.1 Precautions when selecting................................................................466
		6.1.2 Read the instruction manual thoroughly....................................................466
		6.1.3 Precautions when removing or installing...................................................466
		6.1.4 Precautions when using....................................................................467
	6.2 Hydraulic quick coupler piping..................................................................468
		6.2.1 Locations.................................................................................469
		6.2.2 Operation.................................................................................471
			To release a bucket or attachment...........................................................471
			To pick up a new bucket or attachment.......................................................472
	6.3 Handling bucket with hook.......................................................................474
		6.3.1 Checking for damage to bucket with hook...................................................474
		6.3.2 Prohibited operations.....................................................................474
		6.3.3 Precautions during operations.............................................................474
	6.4 Machines ready for attachments..................................................................475
		6.4.1 Clamshell operation selector valves.......................................................475
			Selector valve in normal position for bucket cylinder operation.............................475
		6.4.2 Handling the clamshell bucket.............................................................478
			How to install clamshell bucket.............................................................478
			How to operate..............................................................................478
		6.4.3 Hydraulic circuit.........................................................................480
			Switching hydraulic circuit.................................................................480
		6.4.4 Operation.................................................................................482
			When using crusher or other general attachment..............................................484
			When using breaker..........................................................................485
		6.4.5 Method for releasing pressure in control circuit of machines equipped with accumulator....486
		6.4.6 Long-term storage.........................................................................486
		6.4.7 Specifications............................................................................486
	6.5 Introduction of attachments and extending machine service life..................................487
		6.5.1 Hydraulic breaker.........................................................................487
		6.5.2 Power ripper..............................................................................491
		6.5.3 Fork grab.................................................................................493
		6.5.4 Grapple bucket............................................................................495
		6.5.5 Scrap grapple.............................................................................497
		6.5.6 Crusher and smasher.......................................................................499
		6.5.7 Hydraulic pile driver.....................................................................501
		6.5.8 Hydraulic excavator with multipurpose crane...............................................503
	6.6 Rotating arm....................................................................................505
		6.6.1 General location and specifications.......................................................505
		6.6.2 Maintenance requirement...................................................................506
			Rotating arm maintenance requirement (option)...............................................506
			Every 100 hours maintenance.................................................................506
			Every 250 hours maintenance.................................................................507
			Every 500 hours maintenance.................................................................508
			Every 1000 hours maintenance................................................................508
		6.6.3 General view of controls..................................................................509
			Upper boom control pedal (two piece boom)...................................................510
		6.6.4 Excavator’s work..........................................................................511
		6.6.5 Replacement of bucket.....................................................................513
			Trapezoidal bucket (option).................................................................514
			How to perform excavation...................................................................515
	6.7 Handling machines equipped with KOMTRAX.........................................................516
		6.7.1 Basic precautions.........................................................................516
	6.8 Central lubrication system......................................................................518
		6.8.1 Operating the central lubrication system..................................................518
		6.8.2 Display and control unit..................................................................518
			LED-display.................................................................................519
			Pushbuttons.................................................................................519
		6.8.3 Changing the lubrication interval times...................................................520
	6.9 Cleanfix fan....................................................................................521
7. Index................................................................................................523
	7.1 Index...........................................................................................524
8. Notes................................................................................................529

DESCRIPTION:

KOMATSU PW140-7 PW160-7 PW180-7 PW200-7 PW220-7 WHEELED EXCAVATOR OPERATION & MAINTENANCE MANUAL (SN:H55051 & UP)(SN:H65051 & UP) KOMATSU PW140-7 PW160-7

• This manual provides rules and guidelines which will help you use this machine safely and effectively. The precautions in this manual must be followed at all times when performing operation and maintenance. Most accidents are caused by the failure to follow fundamental safety rules for the operation and maintenance of machines.
• Accidents can be prevented by knowing beforehand conditions that may cause a hazard when performing operation and maintenance If this manual has been lost or has become dirty and cannot be read, request a replacement manual immediately from KOMATSU or your KOMATSU distributor.  If you sell the machine, be sure to give this manual to the new owners together with the machine.
• KOMATSU delivers machines that comply with all applicable regulations and standards of the country to which it has been shipped. If this machine has been purchased in another country or purchased from someone in another country, it may lack certain safety devices and specifications that are necessary for use in your country.
• If there is any question about whether your product complies with the applicable standards and regulations of your country, consult KOMATSU or your KOMATSU distributor before operating the machine.

PLEASE NOTE:

⦁ This is the SAME manual used by the dealers to troubleshoot any faults in your vehicle. This can be yours in 2 minutes after the payment is made.
⦁ Contact us at [email protected] should you have any queries before your purchase or that you need any other service / repair / parts operators manual.