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• When there are thatched houses, dry leaves or pieces of paper near the work site, set the system to disa-

ble the regeneration before starting work to prevent fire hazards due to highly heated exhaust gas caused

by KDPF regeneration.

See the Operation and Maintenance Manual for the setting procedure.

Explosion caused by lighting equipment

• When checking fuel, oil, battery electrolyte, or coolant, always use lighting equipment with anti-explosion

specifications.

• When taking the electrical power for the lighting equipment from the machine, follow the instructions in the

Operation and Maintenance Manual.

PRECAUTIONS TO PREVENT FIRE

00 INDEX AND FOREWORD

00-30

PC240LC-11

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Содержание A22001

Страница 1: ...icy to improve our products whenever it is possible and practical to do so We reserve the right to make changes or improvements at any time without incurring any obligation to install such changes on...

Страница 2: ...Find manuals at https best manuals com...

Страница 3: ...00 INDEX AND FOREWORD PC240LC 11 00 1 Find manuals at https best manuals com...

Страница 4: ...FOR DISCONNECTING AND CONNECTING CONNECTOR WITH LOCK TO PUSH 00 61 METHOD FOR DISCONNECTING AND CONNECTING CONNECTOR WITH HOUSING TO ROTATE 00 63 HOW TO READ ELECTRICAL WIRE CODE 00 64 EXPLANATION OF...

Страница 5: ...M 10 288 TRAVEL CONTROL SYSTEM DIAGRAM 10 292 COMPONENT PARTS OF TRAVEL SYSTEM 10 294 UNDERCARRIAGE AND FRAME 10 315 LAYOUT DRAWING OF UNDERCARRIAGE 10 315 WORK EQUIPMENT 10 317 STRUCTURE OF WORK EQUI...

Страница 6: ...UST OIL PRESSURE IN PUMP LS CONTROL CIRCUIT 30 100 TEST OUTLET PRESSURE OF SOLENOID VALVE 30 107 TEST PPC VALVE OUTLET PRESSURE 30 111 ADJUST WORK EQUIPMENT AND SWING PPC VALVES 30 113 TEST PUMP SWASH...

Страница 7: ...N6 Abrupt Engine Stop by Auto Idling Stop 1 40 181 FAILURE CODE A900NY Abrupt Engine Stop by Auto Idling Stop 2 40 182 FAILURE CODE AA10NX Air Cleaner Clogging 40 183 FAILURE CODE AB00KE Charge Voltag...

Страница 8: ...ssure High Error 2 40 277 FAILURE CODE CA451 Common Rail Pressure Sensor High Error 40 278 FAILURE CODE CA452 Common Rail Pressure Sensor Low Error 40 280 FAILURE CODE CA488 Charge Air Temperature Hig...

Страница 9: ...id Open Circuit Error 40 388 FAILURE CODE CA2353 EGR Valve Solenoid Short Circuit Error 40 391 FAILURE CODE CA2357 EGR Valve Servo Error 40 393 FAILURE CODE CA2381 KVGT Position Sensor High Error 40 3...

Страница 10: ...elay 1 Voltage High Error 40 521 FAILURE CODE CA3563 AdBlue DEF Line Heater Relay 1 Voltage Low Error 40 523 FAILURE CODE CA3567 AdBlue DEF Injector Open Circuit Error or Short Circuit Error 40 526 FA...

Страница 11: ...CA4281 SCR NH3 Sensor Stuck Response Error 40 665 FAILURE CODE CA4459 AdBlue DEF Line Heater Relay 2 Voltage High Error 40 668 FAILURE CODE CA4461 AdBlue DEF Line Heater Relay 2 Voltage Low Error 40...

Страница 12: ...ve Function 40 797 FAILURE CODE DHSDMA Bucket DUMP PPC Pressure Sensor Defective Function 40 800 FAILURE CODE DHSFMA Travel Forward Left PPC Pressure Sensor Defective Function 40 803 FAILURE CODE DHSG...

Страница 13: ...enoid Open Circuit 40 916 FAILURE CODE DXE9KB Attachment Flow Regulating EPC 4 Solenoid Short Circuit 40 918 FAILURE CODE DXE9KY Attachment Flow Regulating EPC 4 Hot Short Circuit 40 920 FAILURE CODE...

Страница 14: ...82 E 32 ALARM BUZZER CANNOT BE CANCELED 40 984 E 33 SERVICE METER IS NOT DISPLAYED WHILE STARTING SWITCH IS IN OFF POSITION 40 985 E 34 SERVICE MODE CANNOT BE SELECTED 40 986 E 35 ALL OF WORK EQUIPMEN...

Страница 15: ...HAVING HEAVIER LOAD MOVES SLOWER 40 1064 H 15 TIME LAG OF WORK EQUIPMENT IS LARGE 40 1065 H 16 MACHINE DOES NOT TRAVEL STRAIGHT 40 1066 H 17 MACHINE IS HARD TO STEER OR TRAVEL POWER IS LOW 40 1068 H...

Страница 16: ...40 1122 S 25 THERE IS UNUSUAL SMELL IRRITATING ODOR 40 1124 S 26 FOREIGN MATERIALS ENTER AdBlue DEF AdBlue DEF INCREASES 40 1125 50 DISASSEMBLY AND ASSEMBLY 50 1 CONTENTS 50 2 RELATED INFORMATION ON...

Страница 17: ...COUNTERWEIGHT ASSEMBLY 50 343 HYDRAULIC SYSTEM 50 350 REMOVE AND INSTALL CENTER SWIVEL JOINT ASSEMBLY 50 350 DISASSEMBLE AND ASSEMBLE CENTER SWIVEL JOINT ASSEMBLY 50 355 REMOVE AND INSTALL HYDRAULIC T...

Страница 18: ...ARD OF CONTROL VALVE 60 35 MAINTENANCE STANDARD OF WORK EQUIPMENT AND SWING PPC VALVE 60 45 MAINTENANCE STANDARD OF TRAVEL PPC VALVE 60 48 MAINTENANCE STANDARD OF 1ST LINE ATTACHMENT PPC VALVE WITH EP...

Страница 19: ...Air Temperature Sensor Short Circuit 80 54 FAILURE CODE 879BKA A C Fresh Air Temperature Sensor Open Circuit 80 55 FAILURE CODE 879BKB A C Fresh Air Temperature Sensor Short Circuit 80 57 FAILURE COD...

Страница 20: ...DIAGRAM 3 7 90 17 ELECTRICAL CIRCUIT DIAGRAM 4 7 90 19 ELECTRICAL CIRCUIT DIAGRAM 5 7 90 21 ELECTRICAL CIRCUIT DIAGRAM 6 7 90 23 ELECTRICAL CIRCUIT DIAGRAM 7 7 90 25 INDEX 1 INDEX 00 INDEX AND FOREWOR...

Страница 21: ...in troubleshooting 30 TESTING AND ADJUSTING This section describes the measuring tools and measuring methods for testing and adjusting as well as the ad justing method of each part The standard value...

Страница 22: ...icates the tightening torque for portions which requires spe cial care in assembling work Coat This signal indicates a place to be coated with adhesive grease etc in assembling work Oil and coolant Th...

Страница 23: ...physical condition and preparation Always be alert and careful General precautions k If the machine is handled incorrectly it is dangerous Read and understand what is described in the Operation and Ma...

Страница 24: ...levers and hang UNDER REPAIR warning tag on them When performing the disassembling or assembling work support the machine securely with blocks jacks or stands before starting the work Remove all mud...

Страница 25: ...e of a spring always leave 2 bolts in di agonal positions Loosen those 2 bolts gradually and alter nately to release the pressure and then remove the part When removing components do not break or dama...

Страница 26: ...e the operator safely k Never stand under the load k Do not move a load over a person k Never stand under the load k Do not prevent the load from swinging or falling down by holding it simply with the...

Страница 27: ...ng REMARK The strength of the hook is maximum at its central part Never use a wire rope which has breaks in strands A re duced diameter B or kinks C There is a danger that the rope may break during th...

Страница 28: ...he control switch in a position where it is not an obstacle to work and passage After operating the hoist do not swing the control switch Remember the position of the main switch so that you can turn...

Страница 29: ...ner hoses and tubes be sure to use 2 wrenches use one wrench to fix and use the other one to loosen the nut Precautions for air conditioner piping When installing the air conditioner piping be careful...

Страница 30: ...g An O ring is fitted to every joint of the air conditioner piping For tightening torques see THE OTHER INFORMATION Pre cautions for disconnection and connection of air conditioner piping SAFETY NOTIC...

Страница 31: ...umulated or attached to or around the engine exhaust manifold muffler or battery or on the undercovers To prevent fires from being caught remove any flammable materials such as dry leaves chips pieces...

Страница 32: ...ee the Operation and Maintenance Manual for the setting procedure Explosion caused by lighting equipment When checking fuel oil battery electrolyte or coolant always use lighting equipment with anti e...

Страница 33: ...ody when they are sucked Do not breathe a fume After a fire there may be harmful compounds left If it touches your skin it may have a bad influence on your body Be sure to wear rubber gloves when hand...

Страница 34: ...or lakes Obey appropriate laws and regulations when disposing of harmful objects such as oil fuel coolant solvent filters batteries and DEF Avoid exposure to burning rubber or plastics which produce a...

Страница 35: ...Association of Germany DEF is the abbreviation for Diesel Exhaust Fluid Commercial DEF that is API approved and meets all the requirements defined in ISO 22241 1 This solution will be represented as D...

Страница 36: ...When opening the container perform it where there is good ventilation For storage see STORE AdBlue DEF Store AdBlue DEF avoiding direct sunlight Always use the original container at the time of purch...

Страница 37: ...ax 10 C Up to 36 months Max 25 C Up to 18 months Max 30 C Up to 12 months Max 35 C Up to 6 months Do not store AdBlue DEF in the temperature of 35 C or above Handling AdBlue DEF in cold weather AdBlue...

Страница 38: ...aling of openings prevention of flowing out of oil Plug the openings of the piping and the device which have been removed to prevent foreign material from enter ing and oil from flowing out NOTICE Do...

Страница 39: ...required to completely dislodge the contami nants and sludges and existing oil containing those inside the hydraulic circuit after disassembling and assembling and when replacing the oil with the new...

Страница 40: ...ckness and number of shims when storing shims When hoisting the components prepare the slings with sufficient strength When using forcing screws to remove any component tighten the forcing screws unif...

Страница 41: ...f the split flange type hoses and tubes Nomi nal No Shoe bolt pitch mm Hose side Tube side O ring 4 Bolt 5 Washer 6 a b Flange 1 Split flange 2 Sleeve head 3 04 38 1 17 5 07379 00400 07371 30400 07378...

Страница 42: ...01643 51232 30 106 4 62 07379 03010 07371 13010 07378 13000 07000 12085 07372 51650 01643 51645 34 120 6 69 8 07379 03411 07371 13411 07378 13400 07000 12100 07372 51650 01643 51645 40 130 2 77 8 073...

Страница 43: ...ps of adhesive to the threaded portion When applying liquid gasket clean and degrease the surface and apply it uniformly after making sure that the surface is free from dust or damage Clean all of the...

Страница 44: ...ease to the work equipment parts When the coolant is drained be sure that the drain valve is securely tightened then refill the coolant reser voir with the coolant Komatsu recommends to the specified...

Страница 45: ...its installation portion If there is any damage replace the part Check that there is no looseness on the exhaust equipment and mounting bolts nuts and clamps on the instal lation portion If there is...

Страница 46: ...necessary to be extremely careful when handling and maintenance of the wiring harnesses If AdBlue DEF is spilled over wiring harness and connectors it may cause corrosion and defective contact Be care...

Страница 47: ...icity Entry of water dirt or dust when disconnecting a con nector If any water mud or dust is stuck to the outside surface of a connector it can enter inside the connector when the connector is discon...

Страница 48: ...y pollute the environ ment Do not discard the oil inconsiderately Ask the customer for disposal or bring it back to dispose it appropriately How to clean parts when dirt is stuck If any dirt or dust s...

Страница 49: ...l when servicing the intake system Select an appropriate workplace Avoid the work of adding hydraulic oil replacing filters or repairing the machine in rainy or windy weather or in dusty environment S...

Страница 50: ...practically KOMTRAX enables the following support activities Quick response to a request for immediate repair 1 Check the displayed caution and failure code etc through KOMTRAX upon receiving a repai...

Страница 51: ...connection 1 Hold adapter 1 and push hose joint 2 into mating adapter 3 REMARK Push it in approximately 3 5 mm Do not hold rubber cap portion 4 2 While having adapter 3 inserted into hose side joint 2...

Страница 52: ...isconnection 1 Hold the tightening adapter part and push body 2 straight until sliding prevention ring 1 contacts contact surface a of the hexagonal part at the male end 2 While keeping the condition...

Страница 53: ...traight until sliding prevention ring 1 contacts contact surface a of the hexagonal part at the male end 2 While keeping the condition of step 1 push cover 3 straight until it contacts contact surface...

Страница 54: ...ning adapter part and push body 2 straight un til sliding prevention ring 1 contacts contact surface a of the hexagonal part at the male end DISCONNECT AND CONNECT PUSH PULL TYPE COUPLER 00 INDEX AND...

Страница 55: ...ith each other when the connec tor is connected When removing a connector from a clip pull the con nector in parallel with the clip as removing stoppers NOTICE If the connector is pried up and down or...

Страница 56: ...protrusion of the boot and misalignment of the wiring harness If the connector is with the boot correct any extrusion of the boot In addition if the wiring harness is misaligned or the clamp is out of...

Страница 57: ...lated parts from becoming too hot as this will cause deformation or damage to the connector 3 Perform a continuity test on the connector After drying leave the wiring harness disconnected and perform...

Страница 58: ...fore disconnecting or connecting the connectors Before performing troubleshooting check all the related connectors for loose connection REMARK Check the related connectors for their performance by dis...

Страница 59: ...Push in female connector 2 horizontally and insert it straight until it clicks Arrow x 2 In order to check whether locks a and b are completely inserted insert female connector 2 by rocking it vertica...

Страница 60: ...and if connector 1 does not come out when it is pulled toward you push up portion A with a small flat head screwdriver while pressing lock L2 and then pull out connector 1 to ward you Method for conn...

Страница 61: ...This as a preview PDF file from best manuals com Download full PDF manual at best manuals com...

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