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KOMATSU PC30R-8 PC35R-8 PC40R-8 PC45R-8 SERVICE REPAIR MANUAL (SEBM012604) KOMATSU PC30R-8 PC35R-8 – PDF DOWNLOAD
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- KOMATSU PC30R-8 PC35R-8 PC40R-8 PC45R-8 SERVICE REPAIR MANUAL
- PUBLICATION NUMBER:SEBM012604
- SERIAL NUMBER:
PC30R-8 10001 and up
PC35R-8 35001 and up
PC40R-8 30001 and up
PC45R-8 5001 and up
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KOMATSU PC30R-8 PC35R-8 PC40R-8 PC45R-8 SERVICE REPAIR MANUAL (SEBM012604) KOMATSU PC30R-8 PC35R-8
KOMATSU PC30R-8 PC35R-8 PC40R-8 PC45R-8 SERVICE REPAIR MANUAL (SEBM012604) KOMATSU PC30R-8 PC35R-8 – PDF DOWNLOAD:
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KOMATSU PC30R-8 PC35R-8 PC40R-8 PC45R-8 SERVICE REPAIR MANUAL (SEBM012604) KOMATSU PC30R-8 PC35R-8
- This shop manual has been prepared as an aid to improve the quality of repairs by giving the serviceman 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 full 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 the following chapters; these chapters are further divided into the each main group of components.
- 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 for 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
TABLE OF CONTENTS:
KOMATSU PC30R-8 PC35R-8 PC40R-8 PC45R-8 SERVICE REPAIR MANUAL (SEBM012604) KOMATSU PC30R-8 PC35R-8
MAIN MENU.................................................................................................................................... 0 COVER........................................................................................................................................ 1 CONTENTS..................................................................................................................................... 2 00 FOREWARD.................................................................................................................................. 6 SAFETY................................................................................................................................... 6 FOREWARD................................................................................................................................. 8 HOW TO READ THE SHOP MANUAL.............................................................................................................. 9 HOISTING INSTRUCTIONS.................................................................................................................... 10 METHOD OF DISASSEMBLING, CONNECTING PUSH-PULL TYPE COUPLER............................................................................... 11 COATING MATERIALS........................................................................................................................ 13 STANDARD TIGHTENING TORQUE............................................................................................................... 15 ELECTRIC WIRE CODE....................................................................................................................... 18 CONVERSION TABLE......................................................................................................................... 19 UNITS.................................................................................................................................... 25 01 GENERAL.................................................................................................................................. 26 GENERAL ASSEMBLY DRAWING................................................................................................................. 27 SPECIFICATIONS........................................................................................................................... 35 WEIGHT TABLE............................................................................................................................. 43 LIST OF LUBRICANT AND WATER.............................................................................................................. 47 10 STRUCTURE AND FUNCTION................................................................................................................... 49 PTO (COUPLING)........................................................................................................................... 50 RADIATOR, OIL COOLER..................................................................................................................... 51 ENGINE CONTROL........................................................................................................................... 52 POWER TRAIN.............................................................................................................................. 53 SWING CIRCLE............................................................................................................................. 54 SWING MACHINERY.......................................................................................................................... 55 TRACK FRAME, RECOIL SPRING............................................................................................................... 56 HYDRAULIC PIPING......................................................................................................................... 57 HYDRAULIC CIRCUIT DIAGRAM................................................................................................................ 58 HYDRAULIC PUMP........................................................................................................................... 66 CENTER SWIVEL JOINT...................................................................................................................... 73 SWING MOTOR.............................................................................................................................. 74 TRAVEL MOTOR............................................................................................................................. 79 9-SPOOL CONTROL VALVE.................................................................................................................... 90 CLSS..................................................................................................................................... 98 MULTI-CONTROL VALVE......................................................................................................................122 ELECTRICAL WIRING DIAGRAM................................................................................................................123 VALVE CONTROL............................................................................................................................125 WORK EQUIPMENT, SWING PPC VALVE..........................................................................................................126 SOLENOID VALVE...........................................................................................................................130 WORK EQUIPMENT...........................................................................................................................132 MACHINE MONITOR SYSTEM...................................................................................................................133 ELECTRICAL CIRCUIT DIAGRAM...............................................................................................................137 HYDRAULIC CYLINDER.......................................................................................................................138 20 TESTING AND ADJUSTING....................................................................................................................139 STANDARD VALUE TABLE.....................................................................................................................140 STANDARD VALUE TABLE FOR ENGINE RELATED PARTS........................................................................................140 STANDARD VALUE TABLE FOR CHASSIS RELATED PARTS.......................................................................................142 STANDARD VALUE TABLE FOR ELECTRICAL PARTS............................................................................................158 TESTING AND ADJUSTING....................................................................................................................161 TOOLS FOR TESTING, ADJUSTING, AND TROUBLESHOOTING....................................................................................162 MEASURING ENGINE SPEED...............................................................................................................163 MEASURING EXHAUST COLOR..............................................................................................................164 ADJUSTING VALVE CLEARANCE............................................................................................................165 MEASURING COMPRESSION PRESSURE.......................................................................................................166 TESTING AND ADJUSTING FUEL INJECTION TIMING..........................................................................................167 MEASURING ENGINE OIL PRESSURE........................................................................................................168 TESTING AND ADJUSTING FAN BELT TENSION...............................................................................................169 ADJUSTING CONTROL LEVERS AND PEDALS..................................................................................................170 MEASURING SPROCKET WEAR..............................................................................................................173 TESTING AND ADJUSTING TRACK SHOE TENSION.............................................................................................174 TESTING AND ADJUSTING HYDRAULIC PRESSURE IN WORK EQUIPMENT, SWING, TRAVEL CIRCUIT....................................................175 TESTING AND ADJUSTING LS DIFFERENTIAL PRESSURE.......................................................................................178 ADJUSTING PC VALVE...................................................................................................................180 TESTING AND ADJUSTING CONTROL CIRCUIT PRESSURE.......................................................................................181 TESTING OUTPUT PRESSURE OF SOLENOID VALVE............................................................................................184 TESTING PPC VALVE OUTPUT PRESSURE AND SWING HOLDING BRAKE INLET PORT PRESSURE (PC20R)................................................185 ADJUSTING WORK EQUIPMENT, SWING PPC VALVE............................................................................................187 TESTING AND ADJUSTING TRAVEL DEVIATION...............................................................................................188 TESTING OIL LEAKAGE..................................................................................................................189 RELEASING REMAINING PRESSURE FROM HYDRAULIC CIRCUIT..................................................................................190 RELEASING REMAINING PRESSURE FROM HYDRAULIC TANK.....................................................................................190 PRESSURIZING HYDRAULIC TANK..........................................................................................................190 BLEEDING AIR.........................................................................................................................191 TROUBLESHOOTING..........................................................................................................................193 POINTS TO REMEMBER WHEN TROUBLESHOOTING..............................................................................................194 SEQUENCE OF EVENTS IN TROUBLESHOOTING................................................................................................195 POINTS TO REMEMBER WHEN CARRYING OUT MAINTENANCE.....................................................................................196 CHECKS BEFORE TROUBLESHOOTING........................................................................................................204 CONNECTOR TYPES AND MOUNTING LOCATIONS...............................................................................................205 CONNECTION TABLE FOR CONNECTOR PIN NUMBERS...........................................................................................208 METHOD OF USING TROUBLESHOOTING CHARTS...............................................................................................218 TROUBLESHOOTING OF ELECTRICAL SYSTEM (E MODE)........................................................................................221 E-MODE RELATED ELECTRICAL CIRCUIT DIAGRAM........................................................................................222 E-1 ENGINE DOES NOT START.......................................................................................................224 A) WHEN STARTING MOTOR DOES NOT TURN (STARTING SYSTEM)......................................................................224 B) WHEN STARTING MOTOR TURNS (ENGINE STOPE SOLENOID SYSTEM).................................................................227 E-2 ENGINE DOES NOT STOP........................................................................................................229 E-3 WORK EQUIPMENT DOES NOT MOVE EVEN WHEN WORK EQUIPMENT LOCK LEVER IS CANCELED................................................230 E-4 WORK EQUIPMENT MOVES EVEN WHEN WORK EQUIPMENT LOCK LEVER IS LOCKED..........................................................231 E-5 TRAVEL SPEED DOES NOT INCREASE EVEN WHEN TRAVEL BOOST PEDAL IS DEPRESSED....................................................232 E-6 TRAVEL SPEED DOES NOT DECREASE EVEN WHEN TRAVEL BOOST PEDAL IS RELEASED.....................................................233 TROUBLESHOOTING OF HYDRAULIC, MECHANICAL SYSTEM (H MODE).............................................................................235 TABLE OF FAILURE MODES AND CAUSES................................................................................................236 H-1 SPEEDS OF ALL WORK EQUIPMENT, SWING TRAVEL ARE SLOW OR LACK POWER...........................................................238 H-2 THERE IS EXCESSIVE DROP IN ENGINE SPEED, OR ENGINE STALLS...................................................................239 H-3 NO WORK EQUIPMENT, TRAVEL, SWING MOVE.......................................................................................240 H-4 ABNORMAL NOISE GENERATED (FROM AROUND PUMP).................................................................................240 H-5 FINE CONTROL ABILITY IS POOR OR RESPONSE IS POOR............................................................................241 H-6 BOOM IS SLOW OR LACKS POWER.................................................................................................242 H-7 ARM IS SLOW OR LACKS POWER..................................................................................................242 H-8 BUCKET IS SLOW OR LACKS POWER...............................................................................................243 H-9 BOOM SWING IS SLOW OR LACKS POWER...........................................................................................243 H-10 BLADE IS SLOW OR LACKS POWER...............................................................................................244 H-11 BOOM, ARM, BUCKET DO NOT MOVE (BOOM SWING, BLADE, TRAVEL AND SWING ARE NORMAL).............................................244 H-12 EXCESSIVE HYDRAULIC DRIFT (BOOM, ARM, BUCKET, BOOM SWING, BLADE)...........................................................245 A) BOOM.....................................................................................................................245 B) ARM, BUCKET, BOOM SWING..................................................................................................245 C) BLADE....................................................................................................................245 H-13 EXCESSIVE TIME LAG (ENGINE AT LOW IDLING)..................................................................................246 H-14 IN COMPOUND OPERATIONS, WORK EQUIPMENT WITH LARGER LOAD IS SLOW............................................................246 H-15 TRAVEL DEVIATION...........................................................................................................247 A) DEVIATION IN NORMAL TRAVEL...............................................................................................247 B) DEVEIATION WHEN STARTING.................................................................................................247 H-16 TRAVEL SPEED IS SLOW OR LACKS POWER........................................................................................248 H-17 STEERING DOES NOT TURN EASILY..............................................................................................248 H-18 TRAVEL SPEED DOES NOT SWITCH...............................................................................................249 H-19 TRAVEL DOES NOT MOVE (ONE SIDE ONLY).......................................................................................249 H-20 SWING SPEED IS SLOW OR LACKS POWER.........................................................................................250 A) SPEED IS SLOW OR LACKS POWER IN BOTH DIRECTIONS..........................................................................250 B) SPEED IS SLOW OR LACKS POWER IN ONE DIRECTION ONLY (LEFT OR RIGHT).......................................................250 H-21 DOES NOT SWING.............................................................................................................251 A) DOES NOT SWING IN EITHER DIRECTION.......................................................................................251 B) DOES NOT SWING N ONE DIRECTION (LEFT OR RIGHT)...........................................................................251 H-22 SWING ACCELERATION IS POOR.................................................................................................252 A) ACCELERATION IS POOR IN BOTH DIRECTIONS..................................................................................252 B) ACCELERATION IS POOR IN ONE DIRECTION ONLY (LEFT OR RIGHT)...............................................................252 H-23 EXCESSIVE OVERRUN WHEN STOPPING SWING......................................................................................253 A) OVERRUN WHEN STOPPING IS EXCESSIVE IN BOTH DIRECTIONS....................................................................253 B) OVERRUN WHEN STOPPING IS EXCESSIVE IN ONE DIRECTION ONLY (LEFT OR RIGHT)................................................253 H-24 EXCESSIVE SHOCK WHEN STOPPING SWING (IN ONE DIRECTION ONLY)................................................................254 H-25 EXCESSIVE ABNORMAL NOISE WHEN STOPPING SWING...............................................................................254 H-26 EXCESSIVE HYDRAULIC DRIFT OF SWING.........................................................................................254 TROUBLESHOOTING OF MACHINE MONITOR SYSTEM (M MODE)...................................................................................255 ELECTRICAL CIRCUIT DIAGRAM FOR M MODE RELATED PARTS..............................................................................256 M-1 WHEN STARTING SWITCH IS TURNED ON, NO DISPLAY IS GIVEN......................................................................257 M-2 WHEN STARTING SWITCH IS TURNED ON, EVEN WHEN SELF CHECK IS COMPLETED (ALL LAMPS LIGHT UP FOR 3 ECONDS), LAMPS DO NOT GO ....257 M-3 WHEN STARTING SWITCH IS TURNED ON, SOME SELF CHECK LAMPS DO NOT LIGHT UP FOR 3 SECONDS......................................258 A) NO GAUGE LAMPS LIGHT UP (FUEL, COOLANT TEMPERATURE)......................................................................258 B) CAUTION LAMPS (ENGINE OIL PRESSURE, BATTERY CHARGE), PILOT LAMP (PREHEATING) DO NOT LIGHT UP.............................258 M-4 DURING SELF CHECK (ALL LAMPS LIGHT UP FOR 3 SECONDS), EVEN IF STARTING SWITCH IS TURNED TO START, SELF CHECK IS NOT COMP....258 M-5 WHEN STARTING SWITCH IS ON (ENGINE STOPPED), ENGINE OIL PRESSURE CAUTION LAMP DOES OT LIGHT UP..............................259 M-6 WHEN STARTING SWITCH IS ON (ENGINE STOPPED), CHARGE CAUTION LAMP DOES NOT LIGHT UP..........................................259 M-7 WHEN STARTING SWITCH IS TURNED TO HEAT, PREHEATING PILOT LAMP DOES NOT LIGHT UP.............................................260 M-8 WHEN ENGINE IS RUNNING , ENGINE OIL PRESSURE CAUTION LAMP LIGHTS UP.........................................................260 M-9 WHEN ENGINE IS RUNNING, CHARGE CAUTION LAMP LIGHTS UP.......................................................................261 M-10 ABNORMALITY IN COOLANT TEMPERATURE GAUGE...................................................................................262 A) LEVEL DOES NOT RISE FROM SEGMENT C.......................................................................................262 B) LEVEL DOES NOT GO DOWN FROM SEGMENT H, OR ALL SEGMENTS GO OUT............................................................262 C) COOLANT TEMPERATURE DOES NOT MATCH GAUGE DISPLAY.........................................................................263 M-11 ABNORMALITY IN FUEL GAUGE..................................................................................................264 A) LEVEL DOES NOT RISE FROM SEGMENT E OR ALL SEGMENTS GO OUT................................................................264 B) LEVEL DOES NOT GO DOWN FROM SEGMENT F....................................................................................264 C) FUEL LEVEL DOES NOT MATCH GAUGE DISPLAY..................................................................................265 M-12 DEFECTIVE OPERATION OF ALARM BUZZER........................................................................................266 A) BUZZER DOES NOT SOUND....................................................................................................266 B) BUZZER CONTINUES TO SOUND AND DOES NOT STOP..............................................................................266 M-13 WHEN ENGINE IS RUNNING, SERVICE METER DOES NOT ADVANCE.....................................................................267 A) WHEN CHARGE CAUTION LAMP DOES NOT LIGHT UP...............................................................................267 B) WHEN CHARGE CAUTION LAMP LIGHTS UP.......................................................................................267 C) PILOT LAMP DOES NOT FLASH (SERVICE METER IS ACTUATED)....................................................................267 M-14 NIGHT LIGHTING DOES NOT LIGHT UP...........................................................................................268 A) GAUGE LIGHTING DOES NOT LIGHT UP.........................................................................................268 B) SERVICE METER LIGHTING DOES NOT LIGHT UP.................................................................................268 30 DISASSEMBLY AND ASSEMBLY.................................................................................................................269 METHOD OF USING MANUAL...................................................................................................................271 PRECAUTIONS WHEN CARRYING OUT OPERATION..................................................................................................272 SPECIAL TOOL LIST........................................................................................................................274 SKETCHES OF SPECIAL TOOLS................................................................................................................279 STARTING MOTOR (REMOVAL, INSTALLATION)...................................................................................................285 ALTERNATOR (REMOVAL, INSTALLATION).......................................................................................................286 FUEL INJECTION PUMP (REMOVAL)............................................................................................................287 FUEL INJECTION PUMP (INSTALLATION).......................................................................................................288 NOZZEL HOLDER (REMOVAL, INSTALLATION)....................................................................................................291 WATER PUMP (REMOVAL).....................................................................................................................292 WATER PUMP (INSTALLATION)................................................................................................................293 THERMOSTAT (REMOVAL, INSTALLATION).......................................................................................................294 ENGINE FRONT SEAL (REMOVAL, INSTALLATION)................................................................................................295 ENGINE REAR SEAL (REMOVAL)...............................................................................................................296 ENGINE REAR SEAL (INSTALLATION)..........................................................................................................297 CYLINDER HEAD (REMOVAL)..................................................................................................................298 CYLINDER HEAD (INSTALLATION).............................................................................................................300 RADIATOR, HYDRAULIC COOLER (REMOVAL......................................................................................................304 RADIATOR, HYDRAULIC COOLER (INSTALLATION)................................................................................................305 ENGINE, HYDRAULIC PUMP (REMOVAL).........................................................................................................306 ENGINE, HYDRAULIC PUMP (INSTALLATION)....................................................................................................310 FUEL TANK (REMOVAL, INSTALLATION)........................................................................................................311 DAMPER (REMOVAL, INSTALLATION)...........................................................................................................312 CENTER SWIVEL JOINT (REMOVAL, INSTALLATION)..............................................................................................313 CENTER SWIVEL JOINT (DISASSEMBLY, ASSEMBLY)..............................................................................................314 TRAVEL MOTOR (REMOVAL, INSTALLATION).....................................................................................................315 PHV-300 (FOR PC30R-8) DISASSEMBLY AND ASSEMBLY OF TRAVEL MOTOR ..........................................................................316 PHV-350 (FOR PC35R-8) DISASSEMBLY AND ASSEMBLY OF TRAVEL MOTOR...........................................................................331 PHV-500 (FOR PC40R-8) DISASSEMBLY AND ASSEMBLY OF TRAVEL MOTOR...........................................................................346 GM06VL (FOR PC45R-8) DISASSEMBLY AND ASSEMBLY OF TRAVEL MOTOR............................................................................361 SAFETY...............................................................................................................................362 SECTIONAL DRAWING OF ASSEMBLY........................................................................................................363 PARTS LIST...........................................................................................................................365 TOOLS................................................................................................................................366 TIGHTENING TORQUE....................................................................................................................373 DISASSEMBLY..........................................................................................................................374 MAINTENANCE STANDARDS TABLE .........................................................................................................396 ASSEMBLY.............................................................................................................................398 DIMENSIONS TABLE OF CLEARANCE ADJUSTMENT PARTS.......................................................................................424 PERFORMANCE CONFIRMATION TEST........................................................................................................425 SPROCKET (REMOVAL, INSTALLATION).........................................................................................................426 SWING MOTOR, SWING MACHINERY (REMOVAL)...................................................................................................427 SWING MOTOR, SWING MACHINERY (INSTALLATION)..............................................................................................428 SWING MOTOR, SWING MACHINERY (DISASSEMBLY)...............................................................................................429 SWING MOTOR, SWING MACHINERY (ASSEMBLY)..................................................................................................432 DISASSEMBLY SWING MOTOR ASSEMBLY LMF 16AB................................................................................................435 ASSEMBLY SWING MOTOR ASSEMBLY LMF 16AB...................................................................................................440 REVOLVING FRAME (REMOVAL)................................................................................................................448 REVOLVING FRAME (INSTALLATION)...........................................................................................................450 SWING CIRCLE (REMOVAL, INSTALLATION).....................................................................................................451 IDLER (REMOVAL, INSTALLATION)............................................................................................................452 IDLER (DISASSEMBLY)......................................................................................................................453 IDLER (ASSEMBLY).........................................................................................................................454 RECOIL SPRING (REMOVAL, INSTALLATION)....................................................................................................455 RECOIL SPRING (DISASSEMBLY)..............................................................................................................456 RECOIL SPRING (ASSEMBLY).................................................................................................................458 TRACK ROLLER (REMOVAL, INSTALLATION).....................................................................................................460 TRACK ROLLER (DISASSEMBLY)...............................................................................................................461 TRACK ROLLER (ASSEMBLY)..................................................................................................................462 CARRIER ROLLER (REMOVAL, INSTALLATON)....................................................................................................463 CARRIER ROLLER (DISASSEMBLY, ASSEMBLY)...................................................................................................464 RUBBER SHOE (REMOVAL, INSTALLATION)......................................................................................................465 STEEL SHOE (REMOVAL, INSTALLATION).......................................................................................................466 HYDRAULIC TANK (REMOVAL, INSTALLATION)...................................................................................................468 HYDRAULIC COOLER (REMOVAL, INSTALLATION).................................................................................................469 HYDRAULIC PUMP (REMOVAL, INSTALLATION)...................................................................................................470 DISASSEMBLY OF MAIN PUMP ASSEMBLY (LPV 45)...............................................................................................471 ASSEMBLY OF MAIN PUMP ASSEMBLY (LPV 45)..................................................................................................479 CONTROL VALVE (REMOVAL)..................................................................................................................490 CONTROL VALVE (INSTALLATION).............................................................................................................491 CONTROL VALVE (DISASSEMBLY)..............................................................................................................492 CONTROL VALVE (ASSEMBLY).................................................................................................................500 2-SPOOL SOLENOID VALVE (REMOVAL, INSTALLATION)...........................................................................................507 LEFT PPC VALVE (REMOVAL, INSTALLATION)...................................................................................................508 RIGHT PPC VALVE (REMOVAL, INSTALLATION)..................................................................................................509 PPC VALVE (DISASSEMBLY)..................................................................................................................510 PPC VALVE (ASSEMBLY).....................................................................................................................511 BOOM CYLINDER (REMOVAL)..................................................................................................................512 BOOM CYLINDER (INSTALLATION).............................................................................................................513 ARM CYLINDER (REMOVAL)...................................................................................................................514 ARM CYLINDER (INSTALLATION)..............................................................................................................515 BUCKET CYLINDER (REMOVAL)................................................................................................................516 BUCKET CYLINDER (INSTALLATION)...........................................................................................................517 BOOM SWING CYLINDER (REMOVAL)............................................................................................................518 BOOM SWING CYLINDER (INSTALLATION).......................................................................................................519 BLADE CYLINDER (REMOVAL).................................................................................................................520 BLADE CYLINDER (INSTALLATION)............................................................................................................521 HYDRAULIC CYLINDER (DISASSEMBLY).........................................................................................................522 HYDRAULIC CYLINDER (ASSEMBLY)............................................................................................................525 WORK EQUIPMENT (REMOVAL).................................................................................................................528 WORK EQUIPMENT (INSTALLATION)............................................................................................................529 BUCKET (REMOVAL, INSTALLATION)...........................................................................................................530 ARM (REMOVAL)............................................................................................................................531 ARM (INSTALLATION).......................................................................................................................532 BUCKET, ARM (REMOVAL)....................................................................................................................533 BUCKET, ARM (INSTALLATION)...............................................................................................................534 BOOM (REMOVAL)...........................................................................................................................535 BOOM (INSTALLATION)......................................................................................................................536 BOOM SWING BRACKET (REMOVAL).............................................................................................................537 BOOM SWING BRACKET (INSTALLATION)........................................................................................................538 BLADE (REMOVAL).........................................................................................................................539 BLADE (INSTALLATION).....................................................................................................................540 OPERATOR'S CAB (REMOVAL, INSTALLATION)...................................................................................................541 CANOPY (REMOVAL, INSTALLATION)...........................................................................................................541 FLOOR FRAME (REMOVAL, INSTALLATION)......................................................................................................542 40 MAINTENANCE STANDARD.....................................................................................................................545 SWING CIRCLE.............................................................................................................................546 SWING MACHINERY..........................................................................................................................548 SPROCKET.................................................................................................................................550 TRACK FRAME, RECOIL SPRING...............................................................................................................552 IDLER....................................................................................................................................554 TRACK ROLLER.............................................................................................................................555 CARRIER ROLLER...........................................................................................................................556 TRACK SHOE...............................................................................................................................557 CENTER SWIVEL JOINT......................................................................................................................562 HYDRAULIC PUMP...........................................................................................................................563 WORK EQUIPMENT, SWING PPC VALVE..........................................................................................................564 SWING MOTOR..............................................................................................................................565 9-SPOOL CONTROL VALVE....................................................................................................................566 HYDRAULIC CYLINDER.......................................................................................................................572 WORK EQUIPMENT...........................................................................................................................576 90 OTHER....................................................................................................................................580 HYDRAULIC CIRCUIT DIAGRAM PC30R-8........................................................................................................581 HYDRAULIC CIRCUIT DIAGRAM PC35R-8........................................................................................................583 HYDRAULIC CIRCUIT DIAGRAM PC40R-8........................................................................................................584 HYDRAULIC CIRCUIT DIAGRAM PC45R-8........................................................................................................585 ELECTRICAL CIRCUIT DIAGRAM...............................................................................................................586 HYDRAULIC PIPING DRAWING.................................................................................................................587 SYSTEM DIAGRAM DRAWING...................................................................................................................588
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Branson Emmanuel –
good service