Komatsu Bulldozer D155AX-8 D155PX-8 service & repair manual

Description Komatsu Bulldozer D155AX-8 D155PX-8 service & repair manual

Komatsu Bulldozer D155AX-8, D155PX-8 pdf workshop service & repair manual

Serial numbers:
D155AX-8 100001 and up
D155AX-8 100148 and up
D155PX-8 170001 and up

Technical documentation, specifications, troubleshooting, maintenance, electrical diagrams, hydraulic schematics, adjusting, assembly, disassembly, removal, installation instructions and other information

MANUAL CONTENT:
SPECIFICATIONS
SPECIFICATION DRAWING
WEIGHT TABLE
TABLE OF FUEL, COOLANT, AND LUBRICANTS

STRUCTURE AND FUNCTION
UREA SCR SYSTEM
LAYOUT DRAWING OF UREA SCR SYSTEM
FUNCTION OF UREA SCR SYSTEM
FUNCTION OF AdBlue/DEF SYSTEM
INDUCEMENT STRATEGY
COMPONENT PARTS OF UREA SCR SYSTEM
AdBlue/DEF MIXING TUBE
SCR ASSEMBLY
AdBlue/DEF TANK
AdBlue/DEF PUMP
AdBlue/DEF INJECTOR
AdBlue/DEF HOSE
AdBlue/DEF TANK HEATING VALVE
BOOT-UP SYSTEM
SYSTEM OPERATING LAMP SYSTEM
SYSTEM OPERATING LAMP SYSTEM DIAGRAM
FUNCTION OF SYSTEM OPERATING LAMP
BATTERY DISCONNECT SWITCH
LAYOUT DRAWING OF BATTERY DISCONNECT SWITCH
FUNCTION OF BATTERY DISCONNECT SWITCH
ENGINE SYSTEM
LAYOUT DRAWING OF ENGINE RELATED PARTS
ENGINE CONTROL SYSTEM
LAYOUT OF ENGINE CONTROL SYSTEM
ENGINE CONTROL SYSTEM DIAGRAM
FUNCTION OF ENGINE CONTROL SYSTEM
AUTOMATIC IDLE STOP SYSTEM
SYSTEM OPERATING AUTOMATIC IDLE STOP SYSTEM DIAGRAM
FUNCTION OF AUTOMATIC IDLE STOP SYSTEM DIAGRAM
COMPONENT PARTS OF ENGINE SYSTEM
DAMPER
KVGT
EGR SYSTEM
EGR VALVE
EGR COOLER
KCCV SYSTEM
KCCV VENTILATOR
KDPF
COOLING SYSTEM
LAYOUT DRAWING OF COOLING SYSTEM
SPECIFICATIONS OF COOLING SYSTEM
COMPONENT PARTS OF COOLING SYSTEM
COOLING FAN PUMP
COOLING FAN MOTOR
HYDRAULIC OIL COOLER BYPASS VALVE
CONTROL SYSTEM
LAYOUT OF ELECTRICAL CONTROL SYSTEM
PALM COMMAND CONTROL SYSTEM
PALM COMMAND CONTROL SYSTEM DIAGRAM
MACHINE MONITOR SYSTEM
MACHINE MONITOR SYSTEM DIAGRAM
FUNCTION OF MACHINE MONITOR SYSTEM
KOMTRAX SYSTEM
KOMTRAX SYSTEM DIAGRAM
FUNCTION OF KOMTRAX SYSTEM
COMPONENT PARTS OF CONTROL SYSTEM
MACHINE MONITOR
KOMTRAX TERMINAL
POWER TRAIN CONTROLLER
WORK EQUIPMENT CONTROLLER
DECELERATOR PEDAL POTENTIOMETER
ENGINE CONTROLLER
FUEL FEED PUMP
FUEL FEED PUMP SWITCH
HYDRAULIC SYSTEM
LAYOUT DRAWING OF HYDRAULIC SYSTEM
CLSS
STRUCTURE OF CLSS
FUNCTION OF CLSS
COMPONENT PARTS OF HYDRAULIC SYSTEM
HYDRAULIC TANK
WORK EQUIPMENT AND HSS PUMP
LS VALVE
PC VALVE
PC-EPC VALVE
CONTROL VALVE
POWER TRAIN SYSTEM
LAYOUT OF POWER TRAIN SYSTEM
OPERATE POWER TRAIN SYSTEM
TRANSMISSION, STEERING, AND BRAKE CONTROL
LAYOUT OF TRANSMISSION, STEERING, AND BRAKE CONTROL SYSTEM PARTS
FUNCTION OF TRANSMISSION, STEERING, AND BRAKE CONTROL
HSS SYSTEM
HSS SYSTEM DIAGRAM
FUNCTION OF HSS SYSTEM
CENTRALIZED PRESSURE PICKUP PORT
LAYOUT OF CENTRALIZED PRESSURE PICKUP PORT
FUNCTION OF CENTRALIZED PRESSURE PICKUP PORT
COMPONENT PARTS OF POWER TRAIN SYSTEM
UNIVERSAL JOINT
POWER TRAIN MOUNT
TORQUE CONVERTER AND PTO
TORQUE CONVERTER CONTROL VALVE
LOCKUP CLUTCH ECMV
STATOR CLUTCH ECMV
TRANSMISSION
TRANSMISSION ECMV
MAIN RELIEF VALVE AND TORQUE CONVERTER RELIEF VALVE
TRANSMISSION LUBRICATION RELIEF VALVE
BEVEL GEAR SHAFT, HSS, AND BRAKE
FINAL DRIVE
SCAVENGING PUMP
STEERING LUBRICATION PUMP AND POWER TRAIN PUMP
HSS MOTOR
ELECTRIC LEVER
WORK EQUIPMENT SYSTEM
WORK EQUIPMENT CONTROL
LAYOUT OF WORK EQUIPMENT CONTROL
WORK EQUIPMENT CONTROL FUNCTION
LAYOUT OF DUAL TILT DOZER
LAYOUT OF VARIABLE MULTI-SHANK RIPPER
LAYOUT OF VARIABLE GIANT RIPPER
COMPONENT PARTS OF WORK EQUIPMENT SYSTEM
SELF-PRESSURE REDUCING VALVE
WORK EQUIPMENT LOCK SOLENOID VALVE
PILOT CIRCUIT ACCUMULATOR
QUICK DROP VALVE
PISTON VALVE
BLADE ELECTRIC LEVER
RIPPER ELECTRIC LEVER
UNDERCARRIAGE AND FRAME
MAIN FRAME
STRUCTURE OF MAIN FRAME
SUSPENSION
STRUCTURE OF SUSPENSION
FUNCTION OF SUSPENSION
TRACK FRAME AND IDLER CUSHION
STRUCTURE OF TRACK FRAME AND IDLER CUSHION
SPECIFICATIONS OF TRACK FRAME AND IDLER CUSHION
FUNCTION OF TRACK FRAME AND IDLER CUSHION
WORK EQUIPMENT
STRUCTURE OF CYLINDER STAY
STRUCTURE OF BLADE
STRUCTURE OF VARIABLE GIANT RIPPER
STRUCTURE OF VARIABLE FIXED MULTI-SHANK RIPPER
CAB AND ITS ATTACHMENTS
ROPS CAB
STRUCTURE OF ROPS CAB
FUNCTION OF ROPS CAB
CAB MOUNT

STANDARD VALUE TABLE
STANDARD VALUE TABLE FOR ENGINE
STANDARD VALUE TABLE FOR MACHINE
MACHINE POSTURE AND PROCEDURE FOR MEASURING PERFORMANCE
STANDARD VALUE TABLE FOR ELECTRICAL

TESTING AND ADJUSTING
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
METHOD FOR TESTING ENGINE SPEED
TEST BOOST PRESSURE
METHOD FOR TESTING BOOST PRESSURE
TEST EXHAUST GAS TEMPERATURE
METHOD FOR TESTING EXHAUST GAS TEMPERATURE
TEST EXHAUST GAS COLOR
METHOD FOR TESTING EXHAUST GAS COLOR BY HANDY SMOKE CHECKER
METHOD FOR TESTING EXHAUST GAS COLOR BY SMOKE METER
TEST AND ADJUST VALVE CLEARANCE
METHOD FOR TESTING VALVE CLEARANCE
METHOD FOR ADJUSTING VALVE CLEARANCE
TEST COMPRESSION PRESSURE
METHOD FOR TESTING COMPRESSION PRESSURE
TEST BLOWBY PRESSURE
METHOD FOR TESTING BLOWBY PRESSURE
TEST ENGINE OIL PRESSURE
METHOD FOR TESTING ENGINE OIL PRESSURE BY MACHINE MONITOR
METHOD FOR TESTING ENGINE OIL PRESSURE BY TESTING TOOL
TEST EGR VALVE AND KVGT OIL PRESSURE
METHOD FOR TESTING EGR VALVE AND KVGT OIL PRESSURE
TEST FUEL PRESSURE
METHOD FOR TESTING FUEL PRESSURE
TEST FUEL RETURN RATE AND LEAKAGE
METHOD FOR TESTING FUEL RETURN RATE AND LEAKAGE
BLEED AIR FROM FUEL SYSTEM
METHOD FOR BLEEDING 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
CLEAN FUEL DOSER
METHOD FOR CLEANING FUEL DOSER
WRITE INJECTOR COMPENSATION VALUE TO ENGINE CONTROLLER
METHOD FOR WRITING INJECTOR COMPENSATION VALUE
WRITE ASH IN SOOT ACCUMULATION CORRECTION TO ENGINE CONTROLLER
METHOD FOR WRITING ASH IN SOOT ACCUMULATION CORRECTION TO ENGINE CONTROLLER
TEST SCR RELATED FUNCTIONS
TEST AdBlue/DEF PUMP RAISED PRESSURE
TEST INJECTION AMOUNT FROM AdBlue/DEF INJECTOR
TEST AdBlue/DEF LINE HEATER RELAY
TEST AdBlue/DEF PUMP HEATER RELAY
TEST AdBlue/DEF TANK HEATER VALVE
TEST DENITRATION EFFICIENCY OF SCR
CLEAN AdBlue/DEF TANK
METHOD FOR CLEANING AdBlue/DEF TANK
ADJUST DECELERATOR PEDAL
METHOD FOR ADJUSTING DECELERATOR PEDAL
POWER TRAIN
TEST POWER TRAIN OIL PRESSURE

TROUBLESHOOTING
RELATED INFORMATION ON TROUBLESHOOTING
GENERAL TROUBLESHOOTING POINTS
TROUBLESHOOTING POINTS FOR UREA SCR SYSTEM
SEQUENCE OF EVENTS IN TROUBLESHOOTING
CHECKS BEFORE TROUBLESHOOTING
WALK-AROUND CHECK
TESTING IN ACCORDANCE WITH TESTING PROCEDURE
FUEL - CHECK LEVEL AND TYPE
FUEL - CHECK FOR FOREIGN MATERIAL
CHECK AdBule/DEF LEVEL AND TYPE
FUEL PREFILTER - CHECK
MAIN FILTER - CHECK
OIL PAN - CHECK ENGINE OIL LEVEL AND TYPE
RESERVOIR TANK - CHECK COOLANT LEVEL
AIR CLEANER - CHECK FOR CLOGGING
OUTER ELEMENT - CLEAN
REPLACE ELEMENT
CHECK HYDRAULIC OIL LEVEL
CHECK HYDRAULIC OIL STRAINER
CHECK HYDRAULIC FILTER
CHECK OIL LEVEL IN POWER TRAIN CASE
CHECK POWER TRAIN STRAINER
CHECK POWER TRAIN FILTER
CHECK OIL LEVEL IN DAMPER CASE
CHECK OIL LEVEL IN FINAL DRIVE CASE
METHOD FOR CHECKING ELECTRIC EQUIPMENT
PROCEDURE FOR TESTING AND TROUBLESHOOTING
SYMPTOM AND TROUBLESHOOTING NUMBERS
INFORMATION IN TROUBLESHOOTING TABLE
CONNECTORS LIST AND LAYOUT
CONNECTOR PIN NUMBERS - CONNECTION TABLE
T-BOXES AND T-ADAPTERS LIST
FUSE LOCATION TABLE
PRECAUTIONS FOR KDPF (KCSF, KDOC) CLEANING AND CHANGE
PREPARATION OF SHORT CIRCUIT ELECTRICAL CONNECTOR (FOR FAILURE CODES)
FAILURE CODES TABLE
TROUBLESHOOTING BY FAILURE CODE (DISPLAY OF CODE)

DISASSEMBLY AND ASSEMBLY
RELATED INFORMATION ON DISASSEMBLY AND ASSEMBLY
COATING MATERIALS LIST
SPECIAL TOOLS LIST
ENGINE AND COOLING SYSTEM
REMOVE AND INSTALL SUPPLY PUMP ASSEMBLY
METHOD FOR REMOVING SUPPLY PUMP ASSEMBLY
METHOD FOR INSTALLING SUPPLY PUMP ASSEMBLY
REMOVE AND INSTALL INJECTOR ASSEMBLY
METHOD FOR REMOVING INJECTOR ASSEMBLY
METHOD FOR INSTALLING INJECTOR ASSEMBLY
REMOVE AND INSTALL FUEL DOSER ASSEMBLY
METHOD FOR REMOVING FUEL DOSER ASSEMBLY
METHOD FOR INSTALLING FUEL DOSER ASSEMBLY
REMOVE AND INSTALL CYLINDER HEAD ASSEMBLY
METHOD FOR REMOVING CYLINDER HEAD ASSEMBLY
METHOD FOR INSTALLING CYLINDER HEAD ASSEMBLY
REMOVE AND INSTALL EGR VALVE ASSEMBLY
METHOD FOR REMOVING EGR VALVE ASSEMBLY
METHOD FOR INSTALLING EGR VALVE ASSEMBLY
REMOVE AND INSTALL EGR COOLER ASSEMBLY
METHOD FOR REMOVING EGR COOLER ASSEMBLY
METHOD FOR INSTALLING EGR COOLER ASSEMBLY
REMOVE AND INSTALL STARTING MOTOR ASSEMBLY
METHOD FOR REMOVING STARTING MOTOR ASSEMBLY
METHOD FOR INSTALLING STARTING MOTOR ASSEMBLY
REMOVE AND INSTALL ALTERNATOR BELT
METHOD FOR REMOVING ALTERNATOR BELT
METHOD FOR INSTALLING ALTERNATOR BELT
REMOVE AND INSTALL RADIATOR ASSEMBLY
METHOD FOR REMOVING RADIATOR ASSEMBLY
METHOD FOR INSTALLING RADIATOR ASSEMBLY
REMOVE AND INSTALL HYDRAULIC OIL COOLER ASSEMBLY
METHOD FOR REMOVING HYDRAULIC OIL COOLER ASSEMBLY
METHOD FOR INSTALLING HYDRAULIC OIL COOLER ASSEMBLY
REMOVE AND INSTALL AFTERCOOLER ASSEMBLY
METHOD FOR REMOVING AFTERCOOLER ASSEMBLY
METHOD FOR INSTALLING AFTERCOOLER ASSEMBLY
REMOVE AND INSTALL COOLING FAN DRIVE ASSEMBLY
METHOD FOR REMOVING COOLING FAN DRIVE ASSEMBLY
METHOD FOR INSTALLING COOLING FAN DRIVE ASSEMBLY
REMOVE AND INSTALL COOLING FAN MOTOR ASSEMBLY
METHOD FOR REMOVING COOLING FAN MOTOR ASSEMBLY
METHOD FOR INSTALLING COOLING FAN MOTOR ASSEMBLY
REMOVE AND INSTALL ENGINE ASSEMBLY
METHOD FOR REMOVING ENGINE ASSEMBLY
METHOD FOR INSTALLING ENGINE ASSEMBLY
REMOVE AND INSTALL ENGINE FRONT OIL SEAL
METHOD FOR REMOVING ENGINE FRONT OIL SEAL
METHOD FOR INSTALLING ENGINE FRONT OIL SEAL
REMOVE AND INSTALL ENGINE REAR OIL SEAL
METHOD FOR REMOVING ENGINE REAR OIL SEAL
METHOD FOR INSTALLING ENGINE REAR OIL SEAL
REMOVE AND INSTALL ENGINE HOOD ASSEMBLY
METHOD FOR REMOVING ENGINE HOOD ASSEMBLY

MAINTENANCE STANDARD
ENGINE AND COOLING SYSTEM
MAINTENANCE STANDARD OF ENGINE MOUNT
MAINTENANCE STANDARD OF DAMPER
MAINTENANCE STANDARD OF COOLING SYSTEM
MAINTENANCE STANDARD OF COOLING FAN PUMP
MAINTENANCE STANDARD OF SERVO VALVE
MAINTENANCE STANDARD OF COOLING FAN MOTOR
POWER TRAIN
MAINTENANCE STANDARD OF UNIVERSAL JOINT
MAINTENANCE STANDARD OF POWER TRAIN MOUNT
MAINTENANCE STANDARD OF TORQUE CONVERTER AND PTO
MAINTENANCE STANDARD OF TORQUE CONVERTER CONTROL VALVE
MAINTENANCE STANDARD OF LOCKUP CLUTCH ECMV
MAINTENANCE STANDARD OF STATOR CLUTCH ECMV
MAINTENANCE STANDARD OF TRANSMISSION
MAINTENANCE STANDARD OF TRANSMISSION ECMV
MAINTENANCE STANDARD OF MAIN RELIEF VALVE AND TORQUE CONVERTER RELIEF VALVE
MAINTENANCE STANDARD OF TRANSMISSION LUBRICATION RELIEF VALVE
MAINTENANCE STANDARD OF BEVEL GEAR SHAFT, HSS, AND BRAKE
MAINTENANCE STANDARD OF BRAKE CONTROL VALVE
MAINTENANCE STANDARD OF BRAKE ECMV
MAINTENANCE STANDARD OF BRAKE SOLENOID VALVE
MAINTENANCE STANDARD OF SUDDEN STOP PREVENTION VALVE
MAINTENANCE STANDARD OF FINAL DRIVE
MAINTENANCE STANDARD OF SPROCKET
MAINTENANCE STANDARD OF SPROCKET TOOTH PROFILE FULL-SCALE DRAWING
UNDERCARRIAGE AND FRAME
MAINTENANCE STANDARD OF MAIN FRAME
MAINTENANCE STANDARD OF SUSPENSION
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 (SEALED AND LUBRICATED TYPE)
MAINTENANCE STANDARD OF TRACK SHOE (GREASE FILLING TYPE)
MAINTENANCE STANDARD OF SINGLE SHOE AND HEAVY DUTY SHOE
HYDRAULIC SYSTEM

HYDRAULIC AND ELECTRICAL DIAGRAMS

Engine SAA6D140E-7 workshop service repair manual