Service manual Komatsu PC135F-10M0 J10001 & Up | LEBMP13X00

Komatsu PC135F-10M0 J10001 & Up LEBMP13X00 (Preview)

00 INDEX AND FOREWORD
INDEX
FOREWORD, SAFETY, BASIC INFORMATION
HOW TO READ THE SHOP MANUAL
SAFETY NOTICE FOR OPERATION
PRECAUTIONS TO PREVENT FIRE
ACTIONS IF FIRE OCCURS
PRECAUTIONS FOR DISPOSING OF WASTE MATERIALS
ACTIONS TAKEN TO MEET EXHAUST GAS REGULATIONS
PRECAUTIONS FOR DEF
GENERAL CHARACTER AND PRECAUTIONS FOR HANDLING
PRECAUTIONS FOR ADDING
PRECAUTIONS FOR STORING
PRECAUTIONS FOR FIRE HAZARD AND LEAKAGE
THE OTHER PRECAUTIONS
STORE AdBlue/DEF
PRECAUTIONS FOR HANDLING HYDRAULIC EQUIPMENT
PRECAUTIONS FOR DISCONNECTION AND CONNECTION OF PIPINGS
PRECAUTIONS FOR HANDLING ELECTRICAL EQUIPMENT
PRECAUTIONS FOR HANDLING FUEL SYSTEM EQUIPMENT
PRECAUTIONS FOR HANDLING INTAKE SYSTEM EQUIPMENT
PRACTICAL USE OF KOMTRAX
DISCONNECT AND CONNECT PUSH-PULL TYPE COUPLER
METHOD FOR DISCONNECTING AND CONNECTING TYPE 1 PUSH-PULL TYPE COUPLER
METHOD FOR DISCONNECTING AND CONNECTING TYPE 2 PUSH-PULL TYPE COUPLER
METHOD FOR DISCONNECTING AND CONNECTING TYPE 3 PUSH-PULL TYPE COUPLER
PRECAUTIONS FOR DISCONNECTION AND CONNECTION OF CONNECTORS
METHOD FOR DISCONNECTING AND CONNECTING DEUTSCH CONNECTOR
METHOD FOR DISCONNECTING AND CONNECTING SLIDE LOCK TYPE CONNECTOR
METHOD FOR DISCONNECTING AND CONNECTING CONNECTOR WITH LOCK TO PULL
METHOD FOR DISCONNECTING AND CONNECTING CONNECTOR WITH LOCK TO PUSH
METHOD FOR DISCONNECTING AND CONNECTING CONNECTOR WITH HOUSING TO ROTATE
HOW TO READ ELECTRICAL WIRE CODE
EXPLANATION OF TERMS FOR MAINTENANCE STANDARD
STANDARD TIGHTENING TORQUE TABLE
CONVERSION TABLE
ABBREVIATION LIST
01 SPECIFICATIONS
CONTENTS
SPECIFICATIONS
SPECIFICATION DRAWING
SPECIFICATION DRAWING: PC130-10M0
WORKING RANGE DRAWINGS
WORKING RANGE DRAWINGS: PC130-10M0
SPECIFICATIONS
SPECIFICATIONS: PC130-10M0
WEIGHT TABLE
WEIGHT TABLE: PC130-10M0
FUEL, COOLANT, LUBRICANT
USE FUEL, COOLANT AND LUBRICANTS ACCORDING TO AMBIENT TEMPERATURE
10 STRUCTURE AND FUNCTION
CONTENTS
BOOT-UP SYSTEM
LAYOUT DRAWING OF BOOT-UP SYSTEM
SYSTEM OPERATING LAMP SYSTEM
SYSTEM DIAGRAM OF SYSTEM OPERATING LAMP SYSTEM
FUNCTION OF SYSTEM OPERATING LAMP SYSTEM
BATTERY DISCONNECT SWITCH
FUNCTION OF BATTERY DISCONNECT SWITCH
ENGINE SYSTEM
LAYOUT DRAWING OF ENGINE SYSTEM
ENGINE CONTROL SYSTEM
SYSTEM DIAGRAM OF ENGINE CONTROL SYSTEM
OPERATION OF ENGINE CONTROL SYSTEM
AUTO-DECELERATION SYSTEM
SYSTEM DIAGRAM OF AUTO-DECELERATION SYSTEM
FUNCTION OF AUTO-DECELERATION SYSTEM
OPERATION OF AUTO-DECELERATION SYSTEM
ENGINE AUTOMATIC WARM-UP SYSTEM
SYSTEM DIAGRAM OF ENGINE AUTOMATIC WARM-UP SYSTEM
FUNCTION OF ENGINE AUTOMATIC WARM-UP SYSTEM
OVERHEAT PREVENTION SYSTEM
FUNCTION OF OVERHEAT PREVENTION SYSTEM
TURBOCHARGER PROTECTION SYSTEM
FUNCTION OF TURBOCHARGER PROTECTION SYSTEM
COMPONENT PARTS OF ENGINE SYSTEM
PTO
COOLING SYSTEM
LAYOUT DRAWING OF COOLING SYSTEM
SPECIFICATIONS OF COOLING SYSTEM
CONTROL SYSTEM
LAYOUT DRAWING OF CONTROL SYSTEM
MACHINE MONITOR SYSTEM
SYSTEM DIAGRAM OF MACHINE MONITOR
FUNCTION OF MACHINE MONITOR SYSTEM
KOMTRAX SYSTEM
KOMTRAX SYSTEM DIAGRAM
FUNCTION OF KOMTRAX SYSTEM
COMPONENT PARTS OF CONTROL SYSTEM
MACHINE MONITOR
GATEWAY FUNCTION CONTROLLER
COMMUNICATION TERMINAL
PUMP CONTROLLER
RESISTOR FOR PC-EPC VALVE
CAN TERMINATING RESISTOR
ENGINE CONTROLLER
FUEL CONTROL DIAL
HYDRAULIC SYSTEM
LAYOUT DRAWING OF HYDRAULIC SYSTEM
CLSS
STRUCTURE OF CLSS
FUNCTION OF CLSS
ENGINE AND PUMP COMBINED CONTROL SYSTEM
ENGINE AND PUMP COMBINED CONTROL SYSTEM DIAGRAM
FUNCTION OF ENGINE AND PUMP COMBINED CONTROL SYSTEM
COMPONENT PARTS OF HYDRAULIC SYSTEM
HYDRAULIC TANK
MAIN PUMP
CONTROL VALVE
WORK EQUIPMENT SYSTEM
LAYOUT DRAWING OF WORK EQUIPMENT SYSTEM
STRUCTURE OF VALVE CONTROL
PPC LOCK SYSTEM
SYSTEM DIAGRAM OF PPC LOCK SYSTEM
FUNCTION OF PPC LOCK SYSTEM
ONE-TOUCH POWER MAXIMIZING SYSTEM
SYSTEM DIAGRAM OF ONE-TOUCH POWER MAXIMIZING SYSTEM
FUNCTION OF ONE-TOUCH POWER MAXIMIZING SYSTEM
OIL FLOW ADJUSTER SYSTEM FOR ATTACHMENT
ATTACHMENT OIL FLOW ADJUSTER SYSTEM DIAGRAM
FUNCTION OF OIL FLOW ADJUSTER SYSTEM FOR ATTACHMENT
COMPONENT PARTS OF WORK EQUIPMENT SYSTEM
WORK EQUIPMENT AND SWING PPC VALVE
1ST-LINE ATTACHMENT PPC VALVE (WITH EPC VALVE)
SOLENOID VALVE
VARIABLE BACK PRESSURE SOLENOID VALVE
PILOT CIRCUIT ACCUMULATOR
ATTACHMENT CIRCUIT ACCUMULATOR (FOR LOW PRESSURE CIRCUIT)
SWING SYSTEM
LAYOUT DRAWING OF SWING SYSTEM
SWING CONTROL SYSTEM DIAGRAM
FUNCTION OF SWING CONTROL SYSTEM
COMPONENT PARTS OF SWING SYSTEM
SWING MOTOR
SWING MACHINERY
SWING CIRCLE
TRAVEL SYSTEM
LAYOUT DRAWING OF TRAVEL SYSTEM
SYSTEM DIAGRAM OF TRAVEL CONTROL SYSTEM
FUNCTION OF TRAVEL CONTROL SYSTEM
COMPONENT PARTS OF TRAVEL SYSTEM
TRAVEL MOTOR
TRAVEL PPC VALVE
CENTER SWIVEL JOINT
UNDERCARRIAGE AND FRAME
LAYOUT DRAWING OF UNDERCARRIAGE
SPECIFICATIONS OF UNDERCARRIAGE
IDLER CUSHION
STRUCTURE OF IDLER CUSHION
SPECIFICATIONS OF IDLER CUSHION
WORK EQUIPMENT
STRUCTURE OF WORK EQUIPMENT
FUNCTION OF WORK EQUIPMENT
WORK EQUIPMENT CLEARANCE ADJUSTMENT SHIM
FUNCTION OF WORK EQUIPMENT CLEARANCE ADJUSTMENT SHIM
BUCKET CLEARANCE ADJUSTMENT SHIM
FUNCTION OF BUCKET CLEARANCE ADJUSTMENT SHIM
CAB AND ITS ATTACHMENTS
ROPS CAB
STRUCTURE OF ROPS CAB
FUNCTION OF ROPS CAB
CAB MOUNT
STRUCTURE OF CAB MOUNT
FUNCTION OF CAB MOUNT
CAB TIPPING STOPPER
STRUCTURE OF CAB TIPPING STOPPER
FUNCTION OF CAB TIPPING STOPPER
20 STANDARD VALUE TABLE
CONTENTS
STANDARD VALUE TABLE FOR ENGINE
STANDARD VALUE TABLE FOR ENGINE: PC130-10M0
STANDARD VALUE TABLE FOR MACHINE
STANDARD VALUE TABLE FOR MACHINE: PC130-10M0
MACHINE POSTURE AND PROCEDURES TO MEASURE PERFORMANCE
30 TESTING AND ADJUSTING
CONTENTS
RELATED INFORMATION ON TESTING AND ADJUSTING
TOOLS FOR TESTING AND ADJUSTING
SKETCH OF TOOLS FOR TESTING AND ADJUSTING
ENGINE AND COOLING SYSTEM
TEST ENGINE SPEED
TEST ENGINE SPEED
TEST EXHAUST GAS COLOR
TEST EXHAUST GAS COLOR BY HANDY SMOKE CHECKER
TEST EXHAUST GAS COLOR BY SMOKE METER
TEST AND ADJUST VALVE CLEARANCE
TEST VALVE CLEARANCE
ADJUST VALVE CLEARANCE
TEST COMPRESSION PRESSURE
TEST COMPRESSION PRESSURE
TEST BLOWBY PRESSURE
TEST BLOWBY PRESSURE ON MACHINE MONITOR
TEST ENGINE OIL PRESSURE
TEST ENGINE OIL PRESSURE
TEST FUEL PRESSURE
TEST FUEL PRESSURE
TEST FUEL RETURN RATE AND LEAKAGE
TEST FUEL RETURN RATE AND LEAKAGE
BLEED AIR FROM FUEL SYSTEM
BLEED AIR FROM FUEL SYSTEM
TEST FUEL CIRCUIT FOR LEAKAGE
METHOD FOR TESTING FUEL CIRCUIT FOR LEAKAGE
HANDLE CYLINDER CUT-OUT MODE OPERATION
HANDLE NO-INJECTION CRANKING OPERATION
TEST AND ADJUST AIR CONDITIONER COMPRESSOR BELT TENSION
METHOD FOR CHECKING AIR CONDITIONER COMPRESSOR BELT
METHOD FOR ADJUSTING AIR CONDITIONER COMPRESSOR BELT
TEST AND ADJUST FAN BELT TENSION
METHOD FOR CHECKING FAN BELT TENSION
METHOD FOR ADJUSTING FAN BELT TENSION
POWER TRAIN
TEST SWING CIRCLE BEARING CLEARANCE
TEST SWING CIRCLE BEARING CLEARANCE
UNDERCARRIAGE AND FRAME
TEST AND ADJUST TRACK TENSION
METHOD FOR TESTING TRACK TENSION
METHOD FOR ADJUSTING TRACK TENSION
HYDRAULIC SYSTEM
RELEASE REMAINING PRESSURE FROM HYDRAULIC SYSTEM
RELEASE REMAINING PRESSURE FROM HYDRAULIC TANK
RELEASE REMAINING PRESSURE IN HYDRAULIC CYLINDER CIRCUIT
RELEASE REMAINING PRESSURE FROM SWING MOTOR CIRCUIT
RELEASE REMAINING PRESSURE FROM TRAVEL MOTOR CIRCUIT
TEST AND ADJUST OIL PRESSURE IN WORK EQUIPMENT, SWING, AND TRAVEL CIRCUITS
METHOD FOR TESTING OIL PRESSURE IN WORK EQUIPMENT, SWING, AND TRAVEL CIRCUITS
ADJUST OIL PRESSURE IN WORK EQUIPMENT, SWING, AND TRAVEL CIRCUITS
TEST OIL PRESSURE OF CONTROL CIRCUIT
TEST OIL PRESSURE OF CONTROL CIRCUIT
TEST AND ADJUST OIL PRESSURE IN PUMP PC CONTROL CIRCUIT
TEST PC VALVE OUTLET PRESSURE (SERVO PISTON INLET PRESSURE)
TEST PC-EPC VALVE OUTLET PRESSURE
METHOD FOR ADJUSTING OIL PRESSURE IN PUMP PC CONTROL CIRCUIT
TEST AND ADJUST OIL PRESSURE IN PUMP LS CONTROL CIRCUIT
TEST LS DIFFERENTIAL PRESSURE WITH MACHINE MONITOR
TEST LS DIFFERENTIAL PRESSURE BY TESTING TOOL
TEST LS VALVE OUTLET PRESSURE (SERVO PISTON INLET PRESSURE)
METHOD FOR ADJUSTING LS VALVE
TEST OUTLET PRESSURE OF SOLENOID VALVE
TEST OUTLET PRESSURE IN SOLENOID VALVE
OPERATING CONDITION OF SOLENOID VALVE
TEST OUTLET PRESSURE IN VARIABLE BACK PRESSURE SOLENOID VALVE
OPERATING CONDITION OF VARIABLE BACK PRESSURE SOLENOID VALVE
TEST OUTLET PRESSURE IN PPC VALVE
TEST OUTLET PRESSURE IN PPC VALVE
ADJUST WORK EQUIPMENT AND SWING PPC VALVES
METHOD FOR ADJUSTING PLAY OF WORK EQUIPMENT AND SWING PPC VALVES
TEST AND ADJUST TRAVEL DEVIATION
TEST TRAVEL DEVIATION
METHOD FOR ADJUSTING TRAVEL DEVIATION
TEST THE PARTS CAUSING HYDRAULIC DRIFT IN WORK EQUIPMENT
METHOD FOR TESTING THE PARTS CAUSING HYDRAULIC DRIFT OF BOOM CYLINDER AND BUCKET CYLINDER
METHOD FOR TESTING THE PARTS CAUSING HYDRAULIC DRIFT OF ARM CYLINDER
METHOD FOR TESTING THE PARTS CAUSING HYDRAULIC DRIFT OF PPC VALVE
TEST OIL LEAKAGE
TEST OIL LEAKAGE FROM BOOM CYLINDER
TEST OIL LEAKAGE FROM ARM CYLINDER
TEST OIL LEAKAGE FROM BUCKET CYLINDER
METHOD FOR TESTING OIL LEAKAGE FROM BLADE CYLINDER
TEST OIL LEAKAGE FROM SWING MOTOR
TEST OIL LEAKAGE FROM TRAVEL MOTOR
BLEED AIR FROM HYDRAULIC CIRCUIT
BLEED AIR FROM HYDRAULIC CIRCUIT
CAB RELATED PARTS
TEST CAB TIPPING STOPPER
METHOD FOR TESTING CAB TIPPING STOPPER
ADJUST MIRRORS
PROCEDURE FOR ADJUSTING MACHINE LEFT FRONT MIRROR (A)
PROCEDURE FOR ADJUSTING REGULAR POSITION OF MACHINE LEFT FRONT MIRROR (A)
PROCEDURE FOR ADJUSTING MACHINE RIGHT FRONT MIRROR (B)
PROCEDURE FOR ADJUSTING REGULAR POSITION OF MACHINE RIGHT FRONT MIRROR (B)
PROCEDURE FOR ADJUSTING MACHINE RIGHT SIDE MIRROR (C)
PROCEDURE FOR ADJUSTING MACHINE REAR COUNTERWEIGHT MIRROR (D)
ELECTRICAL SYSTEM
SET AND OPERATE MACHINE MONITOR
OPERATOR MODE
DISPLAY FUNCTION OF TECHNICIAN IDENTIFICATION STATUS SCREEN
DISPLAY FUNCTION OF OPERATOR IDENTIFICATION INPUT SCREEN
CHECK FUNCTION BY LCD (LIQUID CRYSTAL DISPLAY)
CHECKING FUNCTION OF SERVICE METER
USAGE LIMITATION AND CHANGING MAINTENANCE PASSWORD
SERVICE MODE
OPERATE SERVICE MODE
CHECK PRE-DEFINED MONITORING INFORMATION
CHECK MONITORING INFORMATION
ABNORMALITY RECORD MENU
CHECK MAINTENANCE RECORD
MAINTENANCE MODE SETTING
METHOD FOR OPERATING PHONE NUMBER ENTRY SETTING
DEFAULT MENU
DIAGNOSTIC TESTS MENU
ADJUSTMENT MENU
KOMTRAX SETTINGS MENU
METHOD FOR DISPLAYING SERVICE MESSAGE
START UP KOMTRAX SYSTEM
STOP USING OF KOMTRAX SYSTEM
ADJUST REARVIEW CAMERA ANGLE
ADJUST REARVIEW CAMERA ANGLE
HANDLE VOLTAGE CIRCUIT OF ENGINE CONTROLLER
BATTERY DISCONNECT SWITCH
TEST DIODES
METHOD FOR TESTING DIODE USING DIGITAL TESTER
METHOD FOR TESTING DIODE USING ANALOG TESTER
Pm-CLINIC
Pm CLINIC SERVICE
Pm CLINIC CHECK SHEET: PC130-10M0
40 TROUBLESHOOTING
CONTENTS
RELATED INFORMATION ON TROUBLESHOOTING
GENERAL TROUBLESHOOTING POINTS
SEQUENCE OF EVENTS IN TROUBLESHOOTING
CHECKS BEFORE TROUBLESHOOTING
INSPECTION PROCEDURE BEFORE TROUBLESHOOTING
WALK-AROUND CHECK
TESTING IN ACCORDANCE WITH TESTING PROCEDURE
CHECK FUEL LEVEL AND TYPE
DRAIN WATER AND SEDIMENT FROM FUEL TANK
CHECK FUEL PREFILTER
CHECK WATER SEPARATOR, DRAIN WATER AND SEDIMENT
REPLACE FUEL PREFILTER CARTRIDGE
CHECK FUEL MAIN FILTER
TEST ENGINE OIL LEVEL (OIL AMOUNT IN OIL PAN)
CHECK OIL LEVEL IN PTO GEAR CASE
CHECK COOLANT LEVEL (RESERVOIR TANK)
CHECK CLOGGING OF AIR CLEANER
CLEAN OUTER ELEMENT
REPLACE ELEMENT
CHECK HYDRAULIC OIL LEVEL
CHECK HYDRAULIC OIL STRAINER
CHECK HYDRAULIC OIL FILTER
CHECK OIL LEVEL IN SWING MACHINERY CASE
CHECK OIL LEVEL IN FINAL DRIVE CASE
BLEED AIR FROM FUEL SYSTEM
BLEED AIR FROM HYDRAULIC SYSTEM
CHECK ELECTRIC EQUIPMENT
PREPARATION FOR TROUBLESHOOTING OF ELECTRICAL SYSTEM
PREPARATION FOR TROUBLESHOOTING OF MACHINE MONITOR
PREPARATION FOR TROUBLESHOOTING OF ENGINE CONTROLLER
PREPARATION FOR TROUBLESHOOTING OF PUMP CONTROLLER
PREPARATION FOR TROUBLESHOOTING OF GATEWAY FUNCTION CONTROLLER
DISCONNECT AND CONNECT CONNECTOR WITH A SPECIAL LOCK
PROCEDURE FOR TESTING AND TROUBLESHOOTING
SYMPTOM AND TROUBLESHOOTING NUMBERS
INFORMATION DESCRIBED IN TROUBLESHOOTING TABLE
TROUBLESHOOTING METHOD FOR OPEN CIRCUIT IN WIRING HARNESS OF PRESSURE SENSOR SYSTEM
CONNECTOR LIST AND LAYOUT
CONNECTOR CONTACT IDENTIFICATION
T-BRANCH BOX AND T-BRANCH ADAPTER TABLE
FUSE LOCATION TABLE
FAILURE CODE TABLE
TROUBLESHOOTING BY FAILURE CODE (DISPLAY OF CODE)
FAILURE CODE [879AKA]
FAILURE CODE [879AKB]
FAILURE CODE [879BKA]
FAILURE CODE [879BKB]
FAILURE CODE [879CKA]
FAILURE CODE [879CKB]
FAILURE CODE [879DKZ]
FAILURE CODE [879EMC]
FAILURE CODE [879FMC]
FAILURE CODE [879GKX]
FAILURE CODE [989L00]
FAILURE CODE [989M00]
FAILURE CODE [989N00]
FAILURE CODE [AA10NX]
FAILURE CODE [AB00KE]
FAILURE CODE [B@BAZG]
FAILURE CODE [B@BAZK]
FAILURE CODE [B@BCNS]
FAILURE CODE [B@BCQA]
FAILURE CODE [B@BCZK]
FAILURE CODE [B@HANS]
FAILURE CODE [CA111]
FAILURE CODE [CA122]
FAILURE CODE [CA123]
FAILURE CODE [CA131]
FAILURE CODE [CA132]
FAILURE CODE [CA144]
FAILURE CODE [CA145]
FAILURE CODE [CA153]
FAILURE CODE [CA154]
FAILURE CODE [CA221]
FAILURE CODE [CA222]
FAILURE CODE [CA234]
FAILURE CODE [CA238]
FAILURE CODE [CA271]
FAILURE CODE [CA272]
FAILURE CODE [CA322]
FAILURE CODE [CA324]
FAILURE CODE [CA331]
FAILURE CODE [CA332]
FAILURE CODE [CA351]
FAILURE CODE [CA352]
FAILURE CODE [CA386]
FAILURE CODE [CA435]
FAILURE CODE [CA441]
FAILURE CODE [CA442]
FAILURE CODE [CA449]
FAILURE CODE [CA451]
FAILURE CODE [CA452]
FAILURE CODE [CA553]
FAILURE CODE [CA559]
FAILURE CODE [CA689]
FAILURE CODE [CA731]
FAILURE CODE [CA757]
FAILURE CODE [CA778]
FAILURE CODE [CA2185]
FAILURE CODE [CA2186]
FAILURE CODE [CA2249]
FAILURE CODE [CA2311]
FAILURE CODE [D110KB]
FAILURE CODE [D19JKZ]
FAILURE CODE [D811MC]
FAILURE CODE [D862KA]
FAILURE CODE [D8ALKA]
FAILURE CODE [D8ALKB]
FAILURE CODE [D8AQKR]
FAILURE CODE [D8G1KT]
FAILURE CODE [D8G6KT]
FAILURE CODE [DA20MC]
FAILURE CODE [DA22KK]
FAILURE CODE [DA25KP]
FAILURE CODE [DA26KP]
FAILURE CODE [DA29KQ]
FAILURE CODE [DA2LKA]
FAILURE CODE [DA2LKB]
FAILURE CODE [DA2QKR]
FAILURE CODE [DA2RKR]
FAILURE CODE [DAF0MB]
FAILURE CODE [DAF0MC]
FAILURE CODE [DAF8KB]
FAILURE CODE [DAF9KQ]
FAILURE CODE [DAFGMC]
FAILURE CODE [DAFLKA]
FAILURE CODE [DAFLKB]
FAILURE CODE [DAFQKR]
FAILURE CODE [DAZ9KQ]
FAILURE CODE [DAZQKR]
FAILURE CODE [DB2QKR]
FAILURE CODE [DGH2KA]
FAILURE CODE [DGH2KB]
FAILURE CODE [DHA4KA]
FAILURE CODE [DHE5MA]
FAILURE CODE [DHPAMA]
FAILURE CODE [DHS3MA]
FAILURE CODE [DHS4MA]
FAILURE CODE [DHS8MA]
FAILURE CODE [DHS9MA]
FAILURE CODE [DHSAMA]
FAILURE CODE [DHSBMA]
FAILURE CODE [DHSCMA]
FAILURE CODE [DHSDMA]
FAILURE CODE [DHSFMA]
FAILURE CODE [DHSGMA]
FAILURE CODE [DHSHMA]
FAILURE CODE [DHSJMA]
FAILURE CODE [DHSKMA]
FAILURE CODE [DHSLMA]
FAILURE CODE [DJG1KX]
FAILURE CODE [DKR2MA]
FAILURE CODE [DKR2NX]
FAILURE CODE [DV20KB]
FAILURE CODE [DW43KA]
FAILURE CODE [DW43KB]
FAILURE CODE [DW43KY]
FAILURE CODE [DW45KA]
FAILURE CODE [DW45KB]
FAILURE CODE [DW45KY]
FAILURE CODE [DW91KA]
FAILURE CODE [DW91KB]
FAILURE CODE [DW91KY]
FAILURE CODE [DWA2KA]
FAILURE CODE [DWA2KB]
FAILURE CODE [DWA2KY]
FAILURE CODE [DWJ0KA]
FAILURE CODE [DWJ0KB]
FAILURE CODE [DWJ0KY]
FAILURE CODE [DWK0KA]
FAILURE CODE [DWK0KB]
FAILURE CODE [DWK0KY]
FAILURE CODE [DWK2KA]
FAILURE CODE [DWK2KB]
FAILURE CODE [DWK2KY]
FAILURE CODE [DWNSKA]
FAILURE CODE [DWNSKB]
FAILURE CODE [DWNSKY]
FAILURE CODE [DXA8KA]
FAILURE CODE [DXA8KB]
FAILURE CODE [DXE4KA]
FAILURE CODE [DXE4KB]
FAILURE CODE [DXE4KY]
FAILURE CODE [DY20KA]
FAILURE CODE [DY20MA]
FAILURE CODE [DY2CKB]
FAILURE CODE [DY2DKB]
FAILURE CODE [DY2EKB]
FAILURE CODE [F@BBZL]
FAILURE CODE [F313KA]
FAILURE CODE [F313KB]
FAILURE CODE [F318KB]
FAILURE CODE [F318KY]
TROUBLESHOOTING OF ELECTRICAL SYSTEM (E-MODE)
ENGINE DOES NOT START (ENGINE DOES NOT CRANK)
MANUAL PREHEATING SYSTEM DOES NOT WORK
WHILE PREHEATING IS IN OPERATION, PREHEATING MONITOR DOES NOT LIGHT UP
WHEN STARTING SWITCH IS TURNED TO ON POSITION, MACHINE MONITOR SHOWS NOTHING
WHILE ENGINE IS IN OPERATION, ENGINE COOLANT TEMPERATURE MONITOR LIGHTS UP IN WHITE
HYDRAULIC OIL TEMPERATURE MONITOR LIGHTS UP IN WHITE WHILE ENGINE IS IN OPERATION
AIR CLEANER CLOGGING MONITOR LIGHTS UP IN YELLOW WHILE ENGINE IS IN OPERATION
CHARGE LEVEL MONITOR LIGHTS UP IN RED WHILE ENGINE IS IN OPERATION
FUEL LEVEL MONITOR LIGHTS UP IN RED WHILE ENGINE IS IN OPERATION
ENGINE COOLANT TEMPERATURE MONITOR LIGHTS UP IN RED WHILE ENGINE IS IN OPERATION
ENGINE OIL PRESSURE MONITOR LIGHTS UP IN RED WHILE ENGINE IS IN OPERATION
HYDRAULIC OIL TEMPERATURE MONITOR LIGHTS UP IN RED WHILE ENGINE IS IN OPERATION
FUEL GAUGE DOES NOT MOVE FROM MINIMUM OR MAXIMUM
FUEL GAUGE DOES NOT SHOW CORRECT FUEL LEVEL
COOLANT TEMPERATURE GAUGE DOES NOT MOVE FROM MINIMUM OR MAXIMUM
COOLANT TEMPERATURE GAUGE DOES NOT SHOW CORRECT TEMPERATURE
HYDRAULIC OIL TEMPERATURE GAUGE DOES NOT MOVE FROM MINIMUM OR MAXIMUM
HYDRAULIC OIL TEMPERATURE GAUGE DOES NOT SHOW CORRECT TEMPERATURE
SOME AREAS OF MACHINE MONITOR SCREEN ARE NOT SHOWN
FUNCTION SWITCH DOES NOT OPERATE
AUTOMATIC WARM-UP SYSTEM DOES NOT OPERATE (IN COLD WEATHER)
AUTO-DECELERATION MONITOR DOES NOT LIGHT UP OR GO OUT WHILE AUTO-DECELERATION SWITCH IS OPERATED
AUTO-DECELERATION DOES NOT OPERATE OR IS NOT CANCELLED TO MEET LEVER OPERATION
WORK MODE SELECTOR SCREEN IS NOT SHOWN WHILE WORK MODE SWITCH IS OPERATED
ENGINE AND HYDRAULIC PUMP SETTINGS DO NOT CHANGE WHILE WORK MODE IS CHANGED
TRAVEL SPEED MONITOR DOES NOT CHANGE WHILE TRAVEL SPEED SWITCH IS OPERATED
TRAVEL SPEED DOES NOT CHANGE EVEN WHEN YOU OPERATE THE OPERATION TO CHANGE TRAVEL SPEED
ALARM BUZZER CANNOT BE STOPPED
SERVICE METER IS NOT SHOWN WHILE STARTING SWITCH IS IN OFF POSITION
MACHINE DOES NOT CHANGE TO SERVICE MODE
ALL WORK EQUIPMENT, SWING OR TRAVEL DOES NOT OPERATE
ALL WORK EQUIPMENT, SWING OR TRAVEL DOES NOT LOCK
MACHINE DOES NOT SWING WHILE SWING PARKING BRAKE RELEASE SWITCH IS RELEASED
WHILE SWING PARKING BRAKE RELEASE SWITCH IS TURNED ON, SWING BRAKE IS NOT OPERATED
ONE-TOUCH POWER MAXIMIZING FUNCTION DOES NOT OPERATE NORMALLY OR MONITOR DOES NOT DISPLAY
ONE-TOUCH POWER MAXIMIZING FUNCTION IS NOT RELEASED
TRAVEL ALARM DOES NOT OPERATE DURING TRAVEL
TRAVEL ALARM DOES NOT STOP WHEN MACHINE STOPS
HORN DOES NOT MAKE SOUND
HORN DOES NOT STOP
WIPER MONITOR DOES NOT LIGHT UP OR GO OUT WHILE WIPER SWITCH IS OPERATED
WIPER DOES NOT OPERATE WHEN WIPER SWITCH IS OPERATED
WINDOW WASHER DOES NOT OPERATE WHEN WINDOW WASHER SWITCH IS OPERATED
“BOOM RAISE” IS NOT SHOWN CORRECTLY WITH MONITORING FUNCTION
“BOOM LOWER” IS NOT SHOWN CORRECTLY WITH MONITORING FUNCTION
“ARM DUMP” IS NOT SHOWN CORRECTLY WITH MONITORING FUNCTION
“ARM IN” IS NOT SHOWN CORRECTLY WITH MONITORING FUNCTION
“BUCKET DUMP” IS NOT SHOWN CORRECTLY WITH MONITORING FUNCTION
“BUCKET CURL” IS NOT SHOWN CORRECTLY WITH MONITORING FUNCTION
“SWING” IS NOT SHOWN CORRECTLY WITH MONITORING FUNCTION
“TRAVEL” IS NOT SHOWN CORRECTLY WITH MONITORING FUNCTION
SERVICE IS NOT SHOWN CORRECTLY WITH MONITORING FUNCTION
BLADE RAISE IS NOT SHOWN CORRECTLY WITH MONITORING FUNCTION
BLADE LOWER IS NOT SHOWN CORRECTLY WITH MONITORING FUNCTION
KOMTRAX SYSTEM DOES NOT OPERATE CORRECTLY
TROUBLESHOOTING FOR HYDRAULIC AND MECHANICAL SYSTEMS (H MODE)
INFORMATION MENTIONED IN TROUBLESHOOTING TABLE (H MODE)
FAILURE MODE AND CAUSE TABLE
ALL WORK EQUIPMENT, SWING AND TRAVEL DO NOT WORK
All WORK EQUIPMENT, SWING, AND TRAVEL SPEED IS LOW OR POWER IS LOW
FINE CONTROL PERFORMANCE OR RESPONSE IS UNSATISFACTORY
THERE IS UNUSUAL NOISE FROM AROUND HYDRAULIC PUMP
ENGINE SPEED FALLS LARGELY OR ENGINE STOPS
BOOM SPEED OR POWER IS LOW
ARM SPEED IS LOW OR POWER IS LOW
BUCKET SPEED OR POWER IS LOW
BLADE SPEED OR POWER IS LOW
WORK EQUIPMENT DOES NOT MOVE IN SINGLE OPERATION
HYDRAULIC DRIFT OF BOOM IS LARGE
HYDRAULIC DRIFT OF ARM IS LARGE
HYDRAULIC DRIFT OF BUCKET IS LARGE
HYDRAULIC DRIFT OF BLADE IS LARGE
WHEN SINGLE WORK EQUIPMENT IS RELIEVED HYDRAULICALLY, OTHER WORK EQUIPMENT MOVES
ONE-TOUCH POWER MAXIMIZING FUNCTION DOES NOT OPERATE
TIME LAG OF WORK EQUIPMENT IS LARGE
ATTACHMENT CIRCUIT CANNOT BE CHANGED
OIL FLOW IN ATTACHMENT CIRCUIT CANNOT BE CHANGED
IN COMBINED OPERATION OF WORK EQUIPMENT, WORK EQUIPMENT WITH HEAVIER LOAD MOVES SLOWER
IN COMBINATION OPERATION OF SWING AND TRAVEL, TRAVEL SPEED FALLS LARGELY
IN COMBINATION OPERATION OF SWING AND BOOM RAISE, BOOM RAISE SPEED IS LOW
MACHINE DOES NOT TRAVEL STRAIGHT
MACHINE IS NOT STEERED WELL OR STEERING POWER IS LOW
TRAVEL SPEED IS SLOW
ONE OF TRACKS DOES NOT RUN
TRAVEL SPEED DOES NOT CHANGE, OR TRAVEL SPEED IS TOO SLOW OR FAST
MACHINE DOES NOT SWING TO RIGHT OR LEFT
SWINGS ONLY IN ONE DIRECTION
SWING ACCELERATION OR SWING SPEED IS LOW IN TWO DIRECTIONS OF RIGHT AND LEFT
SWING ACCELERATION OR SWING SPEED IS LOW IN ONLY ONE DIRECTION
UPPER STRUCTURE OVERRUNS EXCESSIVELY WHEN IT STOPS SWING OPERATION (RIGHT AND LEFT)
UPPER STRUCTURE OVERRUNS EXCESSIVELY WHEN IT STOPS SWING OPERATION (ONLY ONE DIRECTION)
SHOCK IS LARGE WHEN UPPER STRUCTURE STOPS SWING OPERATION
THERE IS A LARGE UNUSUAL NOISE WHEN UPPER STRUCTURE STOPS SWING OPERATION
SWING DRIFT ON A SLOPE IS LARGE (WHILE SWING PARKING BRAKE IS APPLIED)
SWING DRIFT ON A SLOPE IS LARGE (WHILE SWING PARKING BRAKE IS RELEASED)
50 DISASSEMBLY AND ASSEMBLY
CONTENTS
RELATED INFORMATION ON DISASSEMBLY AND ASSEMBLY
HOW TO READ THIS MANUAL
COATING MATERIALS LIST
SPECIAL TOOLS LIST
SKETCHES OF SPECIAL TOOLS
PREPARATION
DRAIN AND ADD COOLANT
DRAIN COOLANT
ADD COOLANT
DRAIN AND ADD HYDRAULIC OIL
DRAIN HYDRAULIC OIL
ADD HYDRAULIC OIL
DRAIN AND ADD FUEL
DRAIN FUEL
ADD FUEL
COLLECT AND REFILL REFRIGERANT
COLLECT REFRIGERANT
REFILL REFRIGERANT
ENGINE AND COOLING SYSTEM
REMOVE AND INSTALL SUPPLY PUMP ASSEMBLY
REMOVE SUPPLY PUMP ASSEMBLY
INSTALL SUPPLY PUMP ASSEMBLY
REMOVE AND INSTALL INJECTOR ASSEMBLY
REMOVE INJECTOR ASSEMBLY
INSTALL INJECTOR ASSEMBLY
REMOVE AND INSTALL CYLINDER HEAD ASSEMBLY
REMOVE CYLINDER HEAD ASSEMBLY
INSTALL CYLINDER HEAD ASSEMBLY
REMOVE AND INSTALL STARTING MOTOR ASSEMBLY
REMOVE STARTING MOTOR ASSEMBLY
INSTALL STARTING MOTOR ASSEMBLY
REMOVE AND INSTALL FAN BELT
REMOVE FAN BELT
INSTALL FAN BELT
REMOVE AND INSTALL RADIATOR ASSEMBLY
REMOVE RADIATOR ASSEMBLY
INSTALL RADIATOR ASSEMBLY
REMOVE AND INSTALL HYDRAULIC OIL COOLER ASSEMBLY
REMOVE HYDRAULIC OIL COOLER ASSEMBLY
INSTALL HYDRAULIC OIL COOLER ASSEMBLY
REMOVE AND INSTALL AFTERCOOLER ASSEMBLY
REMOVE AFTERCOOLER ASSEMBLY
INSTALL AFTERCOOLER ASSEMBLY
REMOVE AND INSTALL ENGINE AND MAIN PUMP ASSEMBLY
REMOVE ENGINE AND MAIN PUMP ASSEMBLY
INSTALL ENGINE AND MAIN PUMP ASSEMBLY
REMOVE AND INSTALL ENGINE FRONT OIL SEAL
REMOVE ENGINE FRONT OIL SEAL
INSTALL ENGINE FRONT OIL SEAL
REMOVE AND INSTALL ENGINE REAR OIL SEAL
REMOVE ENGINE REAR OIL SEAL
INSTALL ENGINE REAR OIL SEAL
REMOVE AND INSTALL FUEL COOLER ASSEMBLY
REMOVE FUEL COOLER ASSEMBLY
INSTALL FUEL COOLER ASSEMBLY
REMOVE AND INSTALL ENGINE HOOD ASSEMBLY
REMOVE ENGINE HOOD ASSEMBLY
INSTALL ENGINE HOOD ASSEMBLY
REMOVE AND INSTALL FUEL TANK ASSEMBLY
REMOVE FUEL TANK ASSEMBLY
INSTALL FUEL TANK ASSEMBLY
REMOVE AND INSTALL AIR CLEANER ASSEMBLY
REMOVE AIR CLEANER ASSEMBLY
INSTALL AIR CLEANER ASSEMBLY
REMOVE AND INSTALL AIR CONDITIONER COMPRESSOR ASSEMBLY
REMOVE AIR CONDITIONER COMPRESSOR ASSEMBLY
INSTALL AIR CONDITIONER COMPRESSOR ASSEMBLY
REMOVE AND INSTALL AIR CONDITIONER CONDENSER ASSEMBLY
REMOVE AIR CONDITIONER CONDENSER ASSEMBLY
INSTALL AIR CONDITIONER CONDENSER ASSEMBLY
POWER TRAIN
REMOVE AND INSTALL TRAVEL MOTOR AND FINAL DRIVE ASSEMBLY
REMOVE TRAVEL MOTOR AND FINAL DRIVE ASSEMBLY
INSTALL TRAVEL MOTOR AND FINAL DRIVE ASSEMBLY
DISASSEMBLE AND ASSEMBLE TRAVEL MOTOR AND FINAL DRIVE ASSEMBLY
DISASSEMBLE TRAVEL MOTOR AND FINAL DRIVE ASSEMBLY
ASSEMBLE TRAVEL MOTOR AND FINAL DRIVE ASSEMBLY
REMOVE AND INSTALL SWING MOTOR AND SWING MACHINERY ASSEMBLY
REMOVE SWING MOTOR AND SWING MACHINERY ASSEMBLY
INSTALL SWING MOTOR AND SWING MACHINERY ASSEMBLY
DISASSEMBLE AND ASSEMBLE SWING MACHINERY ASSEMBLY
DISASSEMBLE SWING MACHINERY ASSEMBLY
ASSEMBLE SWING MACHINERY ASSEMBLY
REMOVE AND INSTALL SWING CIRCLE ASSEMBLY
REMOVE SWING CIRCLE ASSEMBLY
INSTALL SWING CIRCLE ASSEMBLY
UNDERCARRIAGE AND FRAME
SEPARATE AND INSTALL TRACK ASSEMBLY
SEPARATE TRACK ASSEMBLY
INSTALL TRACK ASSEMBLY
REMOVE AND INSTALL SPROCKET
REMOVE SPROCKET
INSTALL SPROCKET
REMOVE AND INSTALL IDLER AND IDLER CUSHION ASSEMBLY
REMOVE IDLER AND IDLER CUSHION ASSEMBLY
INSTALL IDLER AND IDLER CUSHION ASSEMBLY
DISASSEMBLE AND ASSEMBLE IDLER ASSEMBLY
DISASSEMBLE IDLER CUSHION ASSEMBLY
ASSEMBLE IDLER ASSEMBLY
DISASSEMBLE AND ASSEMBLE IDLER CUSHION ASSEMBLY
METHOD FOR DISASSEMBLING IDLER CUSHION ASSEMBLY
ASSEMBLE IDLER CUSHION ASSEMBLY
DISASSEMBLE AND ASSEMBLE TRACK ROLLER ASSEMBLY
DISASSEMBLE TRACK ROLLER ASSEMBLY
ASSEMBLE TRACK ROLLER ASSEMBLY
REMOVE AND INSTALL REVOLVING FRAME ASSEMBLY
REMOVE REVOLVING FRAME ASSEMBLY
INSTALL REVOLVING FRAME ASSEMBLY
REMOVE AND INSTALL COUNTERWEIGHT ASSEMBLY
REMOVE COUNTERWEIGHT ASSEMBLY
INSTALL COUNTERWEIGHT ASSEMBLY
HYDRAULIC SYSTEM
REMOVE AND INSTALL CENTER SWIVEL JOINT ASSEMBLY
REMOVE CENTER SWIVEL JOINT ASSEMBLY
INSTALL CENTER SWIVEL JOINT ASSEMBLY
DISASSEMBLE AND ASSEMBLE CENTER SWIVEL JOINT ASSEMBLY
METHOD FOR DISASSEMBLING CENTER SWIVEL JOINT ASSEMBLY
METHOD FOR ASSEMBLING CENTER SWIVEL JOINT ASSEMBLY
REMOVE AND INSTALL HYDRAULIC TANK ASSEMBLY
REMOVE HYDRAULIC TANK ASSEMBLY
INSTALL HYDRAULIC TANK ASSEMBLY
REMOVE AND INSTALL MAIN PUMP ASSEMBLY
REMOVE MAIN PUMP ASSEMBLY
INSTALL MAIN PUMP ASSEMBLY
REMOVE AND INSTALL CONTROL VALVE ASSEMBLY
REMOVE CONTROL VALVE ASSEMBLY
INSTALL CONTROL VALVE ASSEMBLY
DISASSEMBLE AND ASSEMBLE CONTROL VALVE ASSEMBLY
ASSEMBLE CONTROL VALVE ASSEMBLY
REPLACE PRESSURE REDUCING VALVE CARTRIDGE ASSEMBLY
DISASSEMBLE AND ASSEMBLE WORK EQUIPMENT PPC VALVE ASSEMBLY
METHOD FOR DISASSEMBLING WORK EQUIPMENT PPC VALVE ASSEMBLY
ASSEMBLE WORK EQUIPMENT PPC VALVE ASSEMBLY
DISASSEMBLE AND ASSEMBLE TRAVEL PPC VALVE ASSEMBLY
METHOD FOR DISASSEMBLING TRAVEL PPC VALVE ASSEMBLY
METHOD FOR ASSEMBLING TRAVEL PPC VALVE ASSEMBLY
WORK EQUIPMENT
REMOVE AND INSTALL BLADE ASSEMBLY
REMOVE BLADE ASSEMBLY
INSTALL BLADE ASSEMBLY
REMOVE AND INSTALL WORK EQUIPMENT ASSEMBLY
REMOVE WORK EQUIPMENT ASSEMBLY
INSTALL WORK EQUIPMENT ASSEMBLY
DISASSEMBLE AND ASSEMBLE BUCKET CYLINDER ASSEMBLY
DISASSEMBLE BUCKET CYLINDER ASSEMBLY
ASSEMBLE BUCKET CYLINDER ASSEMBLY
DISASSEMBLE AND ASSEMBLE BOOM CYLINDER ASSEMBLY
DISASSEMBLE BOOM CYLINDER ASSEMBLY
ASSEMBLE BOOM CYLINDER ASSEMBLY
DISASSEMBLE AND ASSEMBLE ARM CYLINDER ASSEMBLY
DISASSEMBLE ARM CYLINDER ASSEMBLY
ASSEMBLE ARM CYLINDER ASSEMBLY
DISASSEMBLE AND ASSEMBLE BLADE CYLINDER ASSEMBLY
DISASSEMBLE BLADE CYLINDER ASSEMBLY
ASSEMBLE BLADE CYLINDER ASSEMBLY
CAB RELATED PARTS
REMOVE AND INSTALL OPERATOR CAB ASSEMBLY
REMOVE OPERATOR CAB ASSEMBLY
INSTALL OPERATOR CAB ASSEMBLY
REMOVE AND INSTALL OPERATOR CAB GLASS (ADHERED GLASS)
REMOVE OPERATOR CAB GLASS (ADHERED GLASS)
INSTALL OPERATOR CAB GLASS (ADHERED GLASS)
REMOVE AND INSTALL FRONT WINDOW ASSEMBLY
REMOVE FRONT WINDOW ASSEMBLY
INSTALL FRONT WINDOW ASSEMBLY
REMOVE AND INSTALL FLOOR FRAME ASSEMBLY
REMOVE FLOOR FRAME ASSEMBLY
INSTALL FLOOR FRAME ASSEMBLY
REMOVE AND INSTALL AIR CONDITIONER UNIT ASSEMBLY
REMOVE AIR CONDITIONER UNIT ASSEMBLY
INSTALL AIR CONDITIONER UNIT ASSEMBLY
REMOVE AND INSTALL OPERATOR SEAT
REMOVE OPERATOR’S SEAT
INSTALL OPERATOR’S SEAT
REMOVE AND INSTALL SEATBELT
REMOVE SEATBELT
INSTALL SEATBELT
REMOVE AND INSTALL FRONT WIPER ASSEMBLY
REMOVE FRONT WIPER ASSEMBLY
INSTALL FRONT WIPER ASSEMBLY
ELECTRICAL SYSTEM
REMOVE AND INSTALL ENGINE CONTROLLER ASSEMBLY
REMOVE ENGINE CONTROLLER ASSEMBLY
INSTALL ENGINE CONTROLLER ASSEMBLY
REMOVE AND INSTALL PUMP CONTROLLER ASSEMBLY
REMOVE PUMP CONTROLLER ASSEMBLY
INSTALL PUMP CONTROLLER ASSEMBLY
REMOVE AND INSTALL MACHINE MONITOR ASSEMBLY
REMOVE MACHINE MONITOR ASSEMBLY
INSTALL MACHINE MONITOR ASSEMBLY
REMOVE AND INSTALL GATEWAY FUNCTION CONTROLLER ASSEMBLY
REMOVE GATEWAY FUNCTION CONTROLLER ASSEMBLY
INSTALL GATEWAY FUNCTION CONTROLLER ASSEMBLY
REMOVE AND INSTALL COMMUNICATION TERMINAL WIRING HARNESS
REMOVE COMMUNICATION TERMINAL WIRING HARNESS
INSTALL COMMUNICATION TERMINAL WIRING HARNESS
REMOVE AND INSTALL COMMUNICATION TERMINAL
REMOVE COMMUNICATION TERMINAL
INSTALL COMMUNICATION TERMINAL
60 MAINTENANCE STANDARD
CONTENTS
ENGINE AND COOLING SYSTEM
MAINTENANCE STANDARD OF ENGINE MOUNT
MAINTENANCE STANDARD OF PTO
MAINTENANCE STANDARD OF COOLING SYSTEM
POWER TRAIN
MAINTENANCE STANDARD OF SWING CIRCLE
MAINTENANCE STANDARD OF SWING MACHINERY
MAINTENANCE STANDARD OF SPROCKET
UNDERCARRIAGE AND FRAME
MAINTENANCE STANDARD OF TRACK FRAME AND IDLER CUSHION
MAINTENANCE STANDARD OF IDLER
MAINTENANCE STANDARD OF TRACK ROLLER
MAINTENANCE STANDARD OF CARRIER ROLLER
MAINTENANCE STANDARD OF TRACK SHOE
MAINTENANCE STANDARD OF TRIPLE SHOE
HYDRAULIC SYSTEM
MAINTENANCE STANDARD OF HYDRAULIC TANK
MAINTENANCE STANDARD OF MAIN PUMP
MAINTENANCE STANDARD OF PC-EPC VALVE
MAINTENANCE STANDARD OF SWING MOTOR
MAINTENANCE STANDARD OF TRAVEL MOTOR
MAINTENANCE STANDARD OF CONTROL VALVE
MAINTENANCE STANDARD OF WORK EQUIPMENT AND SWING PPC VALVE
MAINTENANCE STANDARD OF BLADE PPC VALVE
MAINTENANCE STANDARD OF TRAVEL PPC VALVE
MAINTENANCE STANDARD OF 1ST-LINE ATTACHMENT PPC VALVE (WITH EPC VALVE)
MAINTENANCE STANDARD OF EPC VALVE OF 1ST-LINE ATTACHMENT PPC VALVE
MAINTENANCE STANDARD OF SOLENOID VALVE
MAINTENANCE STANDARD OF VARIABLE BACK PRESSURE SOLENOID VALVE
MAINTENANCE STANDARD OF ATTACHMENT CIRCUIT SELECTOR VALVE (FOR LOW PRESSURE)
MAINTENANCE STANDARD FOR ATTACHMENT CIRCUIT ACCUMULATOR (FOR LOW PRESSURE CIRCUIT)
MAINTENANCE STANDARD OF CENTER SWIVEL JOINT
WORK EQUIPMENT
MAINTENANCE STANDARD OF WORK EQUIPMENT LINKAGE
DIMENSIONS OF ARM
DIMENSIONS OF BUCKET
MAINTENANCE STANDARD OF BOOM CYLINDER
MAINTENANCE STANDARD OF ARM CYLINDER
MAINTENANCE STANDARD OF BUCKET CYLINDER
MAINTENANCE STANDARD OF BLADE CYLINDER
CAB AND ITS ATTACHMENTS
MAINTENANCE STANDARD OF CAB MOUNT
80 OTHERS
CONTENTS
AIR CONDITIONER SYSTEM
PRECAUTIONS FOR REFRIGERANT
AIR CONDITIONER
SPECIFICATIONS OF AIR CONDITIONER
CONFIGURATION OF REFRIGERATION CYCLE
FUNCTION OF REFRIGERATION CYCLE
SYSTEM DIAGRAM OF AIR CONDITIONER
COMPONENT PARTS OF AIR CONDITIONER SYSTEM
AIR CONDITIONER UNIT
STRUCTURE OF AIR CONDITIONER UNIT
FUNCTION OF AIR CONDITIONER UNIT
COMPONENT PARTS OF AIR CONDITIONER UNIT
AIR CONDITIONER CONTROLLER
STRUCTURE OF AIR CONDITIONER CONTROLLER
FUNCTION OF AIR CONDITIONER CONTROLLER
INPUT AND OUTPUT SIGNALS OF AIR CONDITIONER CONTROLLER
COMPRESSOR
STRUCTURE OF COMPRESSOR
SPECIFICATIONS OF COMPRESSOR
FUNCTION OF COMPRESSOR
OPERATION OF COMPRESSOR
CONDENSER
STRUCTURE OF CONDENSER
SPECIFICATIONS OF CONDENSOR
FUNCTION OF COMPRESSOR
AIR CONDITIONER RELATED SENSORS
STRUCTURE OF SUNLIGHT SENSOR
FUNCTION OF SUNLIGHT SENSOR
STRUCTURE OF OUTSIDE TEMPERATURE SENSOR
FUNCTION OF OUTSIDE AIR TEMPERATURE SENSOR
CIRCUIT DIAGRAM AND ARRANGEMENT OF CONNECTOR PINS OF AIR CONDITIONER
INSTALLATION LOCATIONS OF AIR CONDITIONER PARTS AND ARRANGEMENT OF CONNECTORS
TEST AIR LEAKAGE (DUCT CONNECTION)
TEST AIR LEAKAGE (DUCT CONNECTION)
TEST AIR CONDITIONER BY SELF-DIAGNOSIS FUNCTION
TEST VENT (MODE) CHANGEOVER
TEST VENT (MODE) CHANGEOVER
TEST FRESH/RECIRC AIR CHANGEOVER
TEST FRESH/RECIRC AIR CHANGEOVER
TEST SUNLIGHT SENSOR
TEST SUNLIGHT SENSOR
TEST DUAL PRESSURE SWITCH
TEST DUAL PRESSURE SWITCH
TEST RELAY
TEST RELAY
SIMPLE CHECK OF REFRIGERANT VOLUME THROUGH SIGHT GLASS
PROCEDURE FOR TROUBLE SHOOTING OF AIR CONDITIONER
INFORMATION DESCRIBED IN TROUBLESHOOTING TABLE
FAILURE CODE [879AKA]
FAILURE CODE [879AKB]
FAILURE CODE [879BKA]
FAILURE CODE [879BKB]
FAILURE CODE [879CKA]
FAILURE CODE [879CKB]
FAILURE CODE [879DKZ]
FAILURE CODE [879EMC]
FAILURE CODE [879FMC]
FAILURE CODE [879GKX]
A-1 TROUBLESHOOTING FOR POWER SUPPLY SYSTEM (AIR CONDITIONER DOES NOT OPERATE)
A-2 TROUBLESHOOTING FOR COMPRESSOR AND REFRIGERANT SYSTEM (AIR IS NOT COOLED)
A-3 TROUBLESHOOTING FOR BLOWER MOTOR SYSTEM (NO AIR COMES OUT OR AIR FLOW IS ABNORMAL)
A-4 TROUBLESHOOTING FOR FRESH/RECIRC AIR CHANGEOVER
CONNECT SERVICE TOOL
CONNECT SERVICE TOOL
PRECAUTIONS FOR DISCONNECTION AND CONNECTION OF AIR CONDITIONER PIPING
HANDLE COMPRESSOR OIL
REPLACE DESICCANT
90 CIRCUIT DIAGRAMS
CONTENTS
HOW TO READ THE CODES FOR ELECTRIC CABLE
HYDRAULIC CIRCUIT DIAGRAM
SYMBOLS USED IN HYDRAULIC CIRCUIT DIAGRAM
HYDRAULIC CIRCUIT DIAGRAM (1/3)
HYDRAULIC CIRCUIT DIAGRAM (2/3)
HYDRAULIC CIRCUIT DIAGRAM (3/3)
ELECTRICAL CIRCUIT DIAGRAM
SYMBOLS USED IN ELECTRICAL CIRCUIT DIAGRAM
ELECTRICAL CIRCUIT DIAGRAM (1/6)
ELECTRICAL CIRCUIT DIAGRAM (2/6)
ELECTRICAL CIRCUIT DIAGRAM (3/6)
ELECTRICAL CIRCUIT DIAGRAM (4/6)
ELECTRICAL CIRCUIT DIAGRAM (5/6)
ELECTRICAL CIRCUIT DIAGRAM (6/6)
INDEX
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