Trusted Business
Verified & Licensed
Virus Free Files
100% Safe Downloads
Secure Payment
SSL Protected
Instant Delivery
Available Immediately
KOMATSU PW150-1 SHOP MANUAL SEBM020E0104 – PDF DOWNLOAD
$30.95
KOMATSU PW150-1 SHOP MANUAL SEBM020E0104 – PDF DOWNLOAD
Instant PDF Download
Available immediately
Save to Your Device
Download & keep forever
Antivirus Scanned
100% virus-free
Trusted Worldwide
175,000+ customers
Description
KOMATSU PW150-1 SHOP MANUAL SEBM020E0104 – PDF DOWNLOAD
FILE DETAILS:
KOMATSU PW150-1 SHOP MANUAL SEBM020E0104 – PDF DOWNLOAD
Language : English
Pages : 516
Downloadable : Yes
File Type : PDF
IMAGES PREVIEW OF THE MANUAL:
TABLE OF CONTENTS:
KOMATSU PW150-1 SHOP MANUAL SEBM020E0104 – PDF DOWNLOAD
COVER........................................................................ 1 CONTENTS..................................................................... 2 01 GENERAL................................................................... 35 GENERAL VIEW............................................................. 36 GENERAL ASSEMBLY DRAWING................................................. 37 SPECIFICATIONS........................................................... 38 ENGINE ASSEMBLY DRAWING.................................................. 40 ENGINE SPECIFICATIONS.................................................... 41 WEIGHT TABLE............................................................. 42 TABLE OF OIL AND COOLANT CAPACITIES...................................... 43 10 ENGINE ................................................................... 44 11 STRUCTURE AND FUNCTION................................................ 44 ENGINE MOUNT......................................................... 45 RADIATOR AND HYDRAULIC OIL COOLER ................................... 46 PTO (POWER TAKE-OFF)................................................. 47 FUEL TANK AND PIPING................................................. 48 ENGINE CONTROL....................................................... 49 12 TESTING AND ADJUSTING................................................. 50 STANDARDS FOR TESTING AND ADJUSTING.................................. 51 TOOLS FOR TESTING AND ADJUSTING...................................... 52 ADJUSTING VALVE CLEARANCE............................................ 53 TESTING AND ADJUSTING FAN BELT TENSION............................... 54 TESTING AND ADJUSTING FUEL INJECTION TIMING.......................... 55 MEASURING BLOW-BY.................................................... 57 MEASURING COMPRESSION PRESSURE....................................... 58 LUBRICATION SYSTEM................................................... 59 MEASURING EXHAUST GAS COLOR.......................................... 60 MEASURING COOLANT TEMPERATURE........................................ 61 13 DISASSEMBLY AND ASSEMBLY.............................................. 62 STARTING MOTOR....................................................... 63 DISMOUNTING...................................................... 63 MOUNTING......................................................... 63 ALTERNATOR........................................................... 64 DISMOUNTING...................................................... 64 MOUNTING......................................................... 64 ENGINE OIL COOLER.................................................... 65 DISMOUNTING...................................................... 65 MOUNTING......................................................... 65 NOZZLE HOLDER........................................................ 66 DISMOUNTING...................................................... 66 MOUNTING......................................................... 66 FUEL INJECTION PUMP.................................................. 67 DISMOUNTING...................................................... 67 MOUNTING......................................................... 69 AIR COMPRESSOR....................................................... 71 DISMOUNTING...................................................... 71 MOUNTING......................................................... 72 WATER PUMP........................................................... 73 DISMOUNTING...................................................... 73 MOUNTING......................................................... 75 CYLINDER HEAD........................................................ 77 DISMOUNTING...................................................... 77 MOUNTING......................................................... 83 RADIATOR AND HYDRAULIC OIL COOLER.................................... 90 DISMOUNTING...................................................... 90 MOUNTING......................................................... 93 ENGINE .............................................................. 96 DISMOUNTING...................................................... 96 MOUNTING.........................................................101 PTO..................................................................106 DISMOUNTING......................................................106 MOUNTING.........................................................106 20 POWER TRAIN...............................................................107 21 STRUCTURE AND FUNCTION................................................107 POWER TRAIN..........................................................108 1. OUTLINE.......................................................108 2. SCHEMATIC OF POWER TRAIN......................................109 3. HYDRAULIC CIRCUIT DIAGRAM.....................................110 TRAVEL SYSTEM........................................................112 1. OUTLINE.......................................................112 2. SCHEMATIC OF TRAVEL SYSTEM....................................113 3. HYDRAULIC CIRCUIT DIAGRAM.....................................114 4. CENTER SWIVEL JOINT...........................................116 5. TRAVEL MOTOR AND BRAKE VALVE..................................117 6. TRAVEL SHUTTLE VALVE..........................................126 7. TRAVEL SUCTION VALVE..........................................128 8. TRANSMISSION..................................................129 9. TRAVEL CONTROL SYSTEM.........................................133 SWING SYSTEM.........................................................141 1. OUTLINE.......................................................141 2. SCHEMATIC OF SWING SYSTEM.....................................142 3. HYDRAULIC CIRCUIT DIAGRAM.....................................143 4. SWING MOTOR AND BRAKE VALVE...................................144 5. SWING MACHINERY...............................................151 6. SWING CIRCLE..................................................152 23 DISASSEMBLY AND ASSEMBLY..............................................153 CENTER SWIVEL JOINT..................................................154 DISMOUNTING......................................................154 MOUNTING.........................................................156 DISASSEMBLY......................................................158 ASSEMBLY.........................................................159 TRAVEL MOTOR.........................................................160 DISMOUNTING......................................................160 MOUNTING.........................................................161 DISASSEMBLY......................................................162 ASSEMBLY.........................................................166 TRAVEL BRAKE VALVE...................................................173 DISMOUNTING......................................................173 MOUNTING.........................................................173 TRANSMISSION.........................................................174 DISMOUNTING......................................................174 MOUNTING.........................................................177 DISASSEMBLY......................................................180 ASSEMBLY.........................................................186 SWING MOTOR AND BRAKE VALVE..........................................192 DISMOUNTING......................................................192 MOUNTING.........................................................192 SWING MACHINERY......................................................193 DISMOUNTING......................................................193 MOUNTING.........................................................193 DISASSEMBLY......................................................194 ASSEMBLY.........................................................197 SWING CIRCLE.........................................................201 DISMOUNTING......................................................201 MOUNTING.........................................................204 24 MAINTENANCE STANDARD..................................................207 CENTER SWIVEL JOINT..................................................208 TRAVEL BRAKE VALVE...................................................209 TRAVEL SHUTTLE VALVE.................................................211 TRAVEL SUCTION VALVE.................................................212 TRANSMISSION.........................................................213 SWING MACHINERY......................................................214 SWING CIRCLE.........................................................215 40 STEERING SYSTEM...........................................................216 41 STRUCTURE AND FUNCTION................................................216 STEERING SYSTEM......................................................217 1. OUTLINE.......................................................217 2. SCHEMATIC OF STEERING SYSTEM..................................218 3. HYDRAULIC CIRCUIT DIAGRAM.....................................219 4. STEERING PUMP.................................................220 5. STEERING MAIN RELIEF VALVE....................................221 6. STEERING VALVE................................................222 7. STEERING CYLINDER.............................................231 8. AXLE..........................................................232 9. DRIVE SHAFT...................................................236 10.WHEEL.........................................................237 BRAKE SYSTEM.........................................................238 1. OUTLINE.......................................................238 2. SCHEMATIC OF BRAKE SYSTEM.....................................239 3. PNEUMATIC CIRCUIT DIAGRAM.....................................240 4. BRAKE VALVE...................................................241 5. SHUTTLE VALVE (DOUBLE CHECK VALVE)............................243 6. AIR MASTER....................................................244 7. WHEEL BRAKE...................................................246 8. PARKING BRAKE.................................................247 9. PARKING BRAKE CHAMBER.........................................248 10. 2-WAY CONTROL VALVE..........................................250 11. QUICK-RELEASE VALVE..........................................252 SUSPENSION SYSTEM....................................................253 1. OUTLINE.......................................................253 2. SCHEMATIC OF SUSPENSION SYSTEM................................254 3. HYDRAULIC AND PNEUMATIC CIRCUIT DIAGRAM.......................255 4. SUSPENSION LOCK VALVE.........................................256 5. SUSPENSION LOCK CYLINDER......................................258 42 TESTING AND ADJUSTING.................................................259 TESTING AND ADJUSTING TOE-IN.........................................260 ADJUSTING MAXIMUM TURNING ANGLE OF FRONT WHEELS......................261 ADJUSTING PARKING BRAKE..............................................263 ADJUSTING PARKING BRAKE ROD..........................................264 BLEEDING AIR FROM BRAKE CIRCUIT......................................265 43 DISASSEMBLY AND ASSEMBLY..............................................266 STEERING PUMP........................................................267 DISMOUNTING......................................................267 MOUNTING.........................................................267 STEERING MAIN RELIEF VALVE...........................................268 DISASSEMBLY......................................................268 ASSEMBLY.........................................................268 STEERING CYLINDER....................................................269 DISMOUNTING......................................................269 MOUNTING.........................................................269 REAR AXLE............................................................270 DISMOUNTING......................................................270 MOUNTING.........................................................270 FRONT AXLE...........................................................271 DISMOUNTING......................................................271 MOUNTING.........................................................272 DISASSEMBLY......................................................273 ASSEMBLY.........................................................277 DIFFERENTIAL (FRONT).................................................282 DISMOUNTING......................................................282 MOUNTING.........................................................282 DIFFERENTIAL (REAR)..................................................283 DISMOUNTING......................................................283 MOUNTING.........................................................284 DISASSEMBLY......................................................285 ASSEMBLY.........................................................287 AIR MASTER ASSEMBLY..................................................292 DISMOUNTING......................................................292 MOUNTING.........................................................292 DISC PLATE (REAR)....................................................293 DISMOUNTING......................................................293 MOUNTING.........................................................297 REAR CALIPER.........................................................301 DISMOUNTING......................................................301 MOUNTING.........................................................301 FRONT CALIPER........................................................302 DISMOUNTING......................................................302 MOUNTING.........................................................302 DISASSEMBLY......................................................303 ASSEMBLY.........................................................303 PARKING BRAKE........................................................304 DISMOUNTING......................................................304 MOUNTING.........................................................304 SUSPENSION LOCK VALVE................................................305 DISMOUNTING......................................................305 MOUNTING.........................................................305 SUSPENSION LOCK CYLINDER.............................................306 DISMOUNTING......................................................306 MOUNTING.........................................................306 DISASSEMBLY......................................................307 ASSEMBLY.........................................................307 44 MAINTENANCE STANDARD..................................................308 STEERING PUMP........................................................309 STEERING CYLINDER....................................................310 FINAL DRIVE AND DIFFERENTIAL.........................................311 KING PIN AND KNUCKLE AND TIE-ROD.....................................313 WHEEL BRAKE..........................................................314 PARKING BRAKE........................................................315 SUSPENSION LOCK CYLINDER.............................................316 50 AIR SYSTEM................................................................317 51 STRUCTURE AND FUNCTION................................................317 AIR SYSTEM...........................................................318 1. OUTLINE.......................................................318 2. SCHEMATIC OF AIR SYSTEM.......................................320 3. PNEUMATIC CIRCUIT DIAGRAM.....................................322 4. AIR GOVERNOR..................................................323 5. PARKING LAMP SWITCH...........................................325 6. LOW PRESSURE INDICATOR SWITCH.................................326 7. PRESSURE REGULATOR VALVE......................................327 8. STOP LAMP SWITCH..............................................329 60 HYDRAULIC SYSTEM..........................................................330 61 STRUCTURE AND FUNCTION................................................330 HYDRAULIC SYSTEM.....................................................331 1. OUTLINE.......................................................331 2. SCHEMATIC OF HYDRAULIC SYSTEM.................................333 3. HYDRAULIC CIRCUIT DIAGRAM.....................................335 4. HYDRAULIC TANK AND FUEL TANK..................................339 5. HYDRAULIC PUMP................................................340 6. CONTROL VALVE.................................................353 WORK EQUIPMENT HYDRAULIC SYSTEM......................................368 BOOM, ARM AND BUCKET.............................................368 1. OUTLINE...................................................368 2. SCHEMATIC OF WORK EQUIPMENT SYSTEM........................369 3. HYDRAULIC CIRCUIT DIAGRAM.................................371 4. SLOW RETURN VALVE.........................................373 5. HYDRAULIC CYLINDER........................................376 OUTRIGGER........................................................379 1. OUTLINE...................................................379 2. SCHEMATIC OF OUTRIGGER SYSTEM.............................380 3. HYDRAULIC CIRCUIT DIAGRAM.................................381 4. DOUBLE CHECK VALVE........................................382 5. HYDRAULIC CYLINDER........................................383 LEFT AND RIGHT INDEPENDENT OUTRIGGERS............................384 1. OUTLINE...................................................384 2. SCHEMATIC OF LEFT AND RIGHT INDEPENDENT OUTRIGGERS........385 3. HYDRAULIC AND AIR CIRCUIT DIAGRAM.........................386 4. AIR DIRECTION SELECTOR VALVE..............................387 5. HYDRAULIC DIRECTION SELECTOR VALVE........................388 FRONT OUTRIGGER AND REAR EQUIPMENT..............................391 1. OUTLINE...................................................391 2. SCHEMATIC OF FRONT OUTRIGGER AND REAR EQUIPMENT...........392 3. HYDRAULIC AND AIR CIRCUIT DIAGRAM.........................393 4. AIR DIRECTION SELECTOR VALVE..............................394 5. HYDRAULIC DIRECTION SELECTOR VALVE........................395 DOZER BLADE (IF EQUIPPED)........................................397 1. OUTLINE...................................................397 2. SCHEMATIC OF DOZER BLADE..................................398 3. HYDRAULIC CIRCUIT DIAGRAM.................................399 4. HYDRAULIC CYLINDER........................................400 PPC CONTROL SYSTEM...................................................401 1. OUTLINE.......................................................401 2. SCHEMATIC OF PPC CONTROL SYSTEM...............................402 3. PPC VALVE.....................................................408 4. R.H. PPC SHUTTLE VALVE........................................413 5. SOLENOID VALVE................................................414 62 TESTING AND ADJUSTING.................................................416 STANDARD FOR TESTING AND ADJUSTING...................................417 TESTING TRAVEL OF CONTROL LEVERS.....................................422 TESTING OPERATING FORCE OF CONTROL LEVERS............................422 MEASURING OIL TEMPERATURE............................................423 MEASURING LEAKAGE OF SWING AND TRAVEL MOTOR..........................424 MEASURING HYDRAULIC DRIFT OF WORK EQUIPMENT..........................425 BLEEDING AIR.........................................................426 MEASURING PLACE OF OIL PRESSURE......................................427 ADJUSTING PLACE OF HYDRAULIC PRESSURE................................427 TESTING AND ADJUSTING MAIN RELIEF VALVE..............................428 CHECKING HYDRAULIC ASSIST SYSTEM.....................................431 TROUBLESHOOTING......................................................432 1. FORWARD-REVERSE SELECTOR IS INOPERATED........................433 2. WORK EQUIPMENT SPEED IS SLOW, OR THERE IS NO POWER............435 3. MACHINE SPEED IS SLOW.........................................437 4. SWING SPEED IS SLOW...........................................439 5. ENGINE STALLS OR SPEED DROPS EXCESSIVELY DURING OPERATIONS....441 6. UPPER STRUCTURE DOES NOT SWING................................443 63 DISASSEMBLY AND ASSEMBLY..............................................445 HYDRAULIC PUMP.......................................................446 DISMOUNTING......................................................446 MOUNTING.........................................................446 SERVO VALVE..........................................................447 DISMOUNTING......................................................447 MOUNTING.........................................................447 L .H . 7-SPOOL CONTROL VALVE.........................................448 DISMOUNTING......................................................448 MOUNTING.........................................................449 DISASSEMBLY......................................................450 ASSEMBLY.........................................................452 R .H . 5-SPOOL CONTROL VALVE.........................................454 DISMOUNTING......................................................454 MOUNTING.........................................................455 SAFETY VALVE AND SUCTION VALVE.......................................456 DISASSEMBLY......................................................456 ASSEMBLY.........................................................457 MAIN RELIEF VALVE....................................................458 DISASSEMBLY......................................................458 ASSEMBLY.........................................................458 SLOW RETURN VALVE....................................................459 DISMOUNTING......................................................459 MOUNTING.........................................................459 DISASSEMBLY......................................................460 ASSEMBLY.........................................................460 BOOM CYLINDER........................................................461 DISMOUNTING......................................................461 MOUNTING.........................................................462 ARM CYLINDER.........................................................463 DISMOUNTING......................................................463 MOUNTING.........................................................463 BUCKET CYLINDER......................................................464 DISMOUNTING......................................................464 MOUNTING.........................................................464 OUTRIGGER CYLINDER...................................................465 DISMOUNTING......................................................465 MOUNTING.........................................................466 HYDRAULIC CYLINDER...................................................467 DISASSEMBLY......................................................467 ASSEMBLY.........................................................469 HYDRAULIC CYLINDER PISTON RING AND WEAR RING.........................472 DISMOUNTING......................................................472 MOUNTING.........................................................472 64 MAINTENANCE STANDARD..................................................473 L .H . 7-SPOOL CONTROL VALVE.........................................474 R .H . 5-SPOOL CONTROL VALVE.........................................478 CONTROL PUMP.........................................................482 SLOW RETURN VALVE....................................................483 HYDRAULIC CYLINDER...................................................484 70 WORK EQUIPMENT............................................................486 71 STRUCTURE AND FUNCTION................................................486 WORK EQUIPMENT ......................................................487 1. BOOM, ARM AND BUCKET.........................................487 2. REAR OUTRIGGER................................................488 3. FRONT OUTRIGGER (IF EQUIPPED).................................489 4. DOZER BLADE IF (IF EQUIPPED)..................................490 73 DISASSEMBLY AND ASSEMBLY.............................................491 OPERATOR'S CAB.......................................................492 DISMOUNTING......................................................492 MOUNTING.........................................................493 WORK EQUIPMENT.......................................................494 DISMOUNTING......................................................494 MOUNTING.........................................................495 DISASSEMBLY......................................................496 ASSEMBLY.........................................................500 74 MAINTENANCE STANDARD..................................................503 WORK EQUIPMENT.......................................................504 80 ELECTRIC AND ELECTRONIC SYSTEM............................................506 81 STRUCTURE AND FUNCTION................................................506 ELECTRIC AND ELECTRONIC SYSTEM.......................................507 1. OUTLINE.......................................................507 2. ELECTRIC CIRCUIT DIAGRAM......................................509 90 OTHERS....................................................................511 91 OTHERS................................................................511 OPERATOR'S CAB HEATER................................................512 OVERLOAD WARNING DEVICE (IF EQUIPPED)................................513
DESCRIPTION:
KOMATSU PW150-1 SHOP MANUAL SEBM020E0104 – PDF DOWNLOAD
This shop manual has been prepared as an aid to improve the quality of repairs by giving the servicemen an accurate understanding of the product and by showing him the correct way to perform repairs and make judgements. Make sure you understand the contents of this manual and use it to lull effect at every opportunity.
This shop manual mainly contains the necessary technical information for operations performed in a service workshop. For ease of understanding. the manual is divided into chapters for each main group of components; these chapters are further divided into the following sections.
STRUCTURE AND FUNCTION
This section explains the structure and function of each component. It serves not only to give an understanding of the structure. but also serves as reference material far troubleshooting.
TESTING AND ADJUSTING
This section explains checks to be made before and after performing repairs, as well as adjustments to be made at completion of the checks and repairs. Troubleshooting charts correlating “Problems” to “Causes” are also included in this section,
DISASSEMBLY AND ASSEMBLY
This section explains the order to be followed when removing. installing. disassembling or assembling each component. as well as precautions to be taken for these operations.
MAINTENANCE STANDARD
This section gives the Judgement standards when inspecting disassembled parts.
S.S 26/12/24
