Komatsu Bulldozer D50A-16 D50P-16 D50PL-16 D53A-16 D53P-16 service manual

Description Komatsu Bulldozer D50A-16 D50P-16 D50PL-16 D53A-16 D53P-16 service manual

Komatsu Bulldozer D50A-16, D50P-16, D50PL-16, D53A-16, D53P-16 pdf workshop service manual

Serial numbers:
D50A-16 S/N 65001 and up
D50P-16 S/N 65001 and up
D50PL-16 S/N 65001 and up
D53A-16 S/N 65001 and up
D53P-16 S/N 65280 and up

Specifications, testing, adjusting, troubleshooting, technical documentation, electrical wiring diagrams, hydraulic schematics, assembly, disassembly, removal, installation instructions and other information

MANUAL CONTENT:
FOREWORD
GENERAL
GENERAL LOCATIONS
SPECIFICATIONS
WEIGHT TABLE
ENGINE PERFORMANCE CURVE
SERIAL NUMBER POSITIONS
LIST OF OIL AND COOLANT CAPACITY
OIL AND COOLANT FILLING AND DRAINING PORTS

ENGINE
DISASSEMBLY AND ASSEMBLY
DISMOUNTING ALTERNATOR
MOUNTING ALTERNATOR
DISMOUNTING STARTING MOTOR
MOUNTING STARTING MOTOR
DISMOUNTING WATER PUMP
MOUNTING WATER PUMP
DISASSEMBLY OF WATER PUMP
ASSEMBLY OF WATER PUMP
DISMOUNTING ENGIN OIL COOLER
MOUNTING ENGINE OIL COOLER
DISMOUNTING OF FUEL INJECTION PUMP
MOUNTING OF FUEL INJECTION PUMP
DISMOUNTING NOZZLE HOLDER AND PRECOMBUSTION CHAMBER
MOUNTING NOZZLE HOLDER AND PRECOMBUSTION CHAMBER
DISMOUNTING CYLINDER HEAD
MOUNTING CYLINDER HEAD
DISMOUNTING ENGINE (FOR D50A-P)
MOUNTING ENGINE (FOR D50A-P)
DISMOUNTING ENGINE (FOR D53A-P)
MOUNTING ENGINE (FOR D53A-P)
DISMOUNTING RADIATOR (FOR D50A-P)
MOUNTING RADIATOR (FOR D50A-P)
DISMOUNTING RADIATOR (FOR D53A-P)
MOUNTING RADIATOR (FOR D53A-P)
DISMOUNTING RADIATOR GUARD (FOR D53A-P)
MOUNTING RADIATOR GUARD (FOR D53A-P)

POWER TRAIN
STRUCTURE AND FUNCTION
GENERAL DESCRIPTION (D50)
MAIN CLUTCH (D50)
DAMPER (D53)
TORQUE CONVERTER (D53)
TRANSMISSION
BEVEL GEAR SHAFT AND STEERING SYSTEM
STEERING CONTROL
FINAL DRIVE
ELECTRICAL WIRING DIAGRAM (D50-53A,P)

TESTING AND ADJUSTMENTS
GENERAL DESCRIPTION
MAIN CLUTCH PIPING, HYDRAULIC CIRCUIT DIAGRAM
TORQUE CONVERTER HYDRAULIC CONTROL
STEERING CONTROL, HYDRAULIC CONTROL
OIL PRESSURE AND TEMPERATURE TESTING POINT
OIL PRESSURE AND TEMPERATURE TESTING PROCEDURE
STROKE

DISASSEMBLY AND ASSEMBLY
DISMOUNTING MAIN CLUTCH BOOSTER (FOR D50A-P)
MOUNTING MAIN CLUTCH BOOSTER (FOR D50A-P)
DISASSEMBLY OF MAIN CLUTCH BOOSTER CYLINDER (FOR D50A-P)
ASSEMBLY OF MAIN CLUTCH BOOSTER CYLINDER (FOR D50A-P)
DISMOUNTING STEERING MAIN CLUTCH PUMP (FOR D50A-P)
MOUNTING STEERING MAIN CLUTCH PUMP (FOR D50A-P)
DISMOUNTING MAIN CLUTCH (FOR D50A-P)
MOUNTING MAIN CLUTCH (FOR D50A-P)
DISASSEMBLY OF MAIN CLUTCH AND CLUTCH CASE (FOR D50A-P)
ASSEMBLY OF MAIN CLUTCH AND MAIN CLUTCH CASE (FOR D50A-P)
DISMOUNTING TRANSMISSION (FOR D50A-P)
MOUNTING TRANSMISSION (FOR D50A-P)
DISASSEMBLY OF TRANSMISSION (FOR D50A-P)
ASSEMBLY OF TRANSMISSION (FOR D50A-P)
DISMOUNTING DAMPER (FOR D53A-P)
MOUNTING DAMPER (FOR D53A-P)
DISMOUNTING TORQUE CONVERTER RELIEF VALVE (FOR D53A-P)
MOUNTING TORQUE CONVERTER RELIEF VALVE
DISMOUNTING TRANSMISSION PUMP (FOR D53A-P)
MOUNTING TRANSMISSION PUMP (FOR D53A-P)
DISMOUNTING TRANSMISSION CONTROL VALVE (FOR D53A-P)
MOUNTING TRANSMISSION CONTROL VALVE (FOR D53A-P)
DISASSEMBLY OF TRANSMISSION CONTROL VALVE (FOR D53A-P)
ASSEMBLY OF TRANSMISSION CONTROL VALVE (FOR D53A-P)
DISMOUNTING TRANSMISSION LUBRICATION VALVE (FOR D53A-P)
MOUNTING TRANSMISSION LUBRICATION VALVE
DISMOUNTING TRANSMISSION AND TORQUE CONVERTER (FOR D53A-P)
MOUNTING TRANSMISSION AND TORQUE CONVERTER (FOR D53A-P)
DISCONNECTION OF TRANSMISSION AND TORQUE CONVERTER (FOR D53A-P)
CONNECTION OF TRANSMISSION AND TORQUE CONVERTER (FOR D53A-P)
DISASSEMBLY OF TORQUE CONVERTER (FOR D53A-P)
ASSEMBLY OF TORQUE CONVERTER (FOR D53A-P)
DISASSEMBLY OF TRANSMISSION (FOR D53A-P)
ASSEMBLY OF TRANSMISSION (FOR D53A-P)
DISMOUNTING STEERING PUMP (FOR D53A-P)
MOUNTING STEERING PUMP (FOR D53A-P)
DISMOUNTING STEERING CONTROL VALVE
MOUNTING STEERING CONTROL VALVE
DISASSEMBLY OF STEERING CONTROL VALVE
ASSEMBLY OF STEERING CONTROL VALVE
DISMOUNTING BEVEL GEAR SHAFT AND STEERING CLUTCH
MOUNTING BEVEL GEAR SHAFT AND STEERING CLUTCH
DISASSEMBLY OF BEVEL GEAR SHAFT AND STEERING CLUTCH
ASSEMBLY OF BEVEL GEAR SHAFT AND STEERING CLUTCH
DISMOUNTING BEVEL PINION
MOUNTING BEVEL PINION
DISASSEMBLY OF BEVEL PINION
ASSEMBLY OF BEVEL PINION
DISASSEMBLY OF FINAL DRIVE CASE
ASSEMBLY OF FINAL DRIVE ASSEMBLY
DISMOUNTING FINAL DRIVE FIRST PINION
MOUNTING FINAL DRIVE FIRST PINION
DISMOUNTING DASH BOARD
MOUNTING DASH BOARD
DISMOUNTING OPERATOR'S SEAT FRAME
MOUNTING OPERATOR'S SEAT FRAME

MAINTENANCE STANDARD
MAIN CLUTCH (D50)
TRANSMISSION (D50)
DAMPER AND UNIVERSAL JOINT (D53)
TORQUE CONVERTER (D53)
TRANSMISSION (D53)
BEVEL PINION, BEVEL GEAR AND STEERING CLUTCH
STEERING SYSTEM
FINAL DRIVER
LEVER TRAVEL AND OPERATING FORCE

UNDERCARRIAGE
STRUCTURE AND FUNCTION
TRACK
UNDERCARRIAGE

DISASSEMBLY AND ASSEMBLY
SEPARATION OF TRACK
CONNECTION OF TRACK
DISMOUNTING CARRIER ROLLER AND ROLLER SUPPORT
MOUNTING CARRIER ROLLER AND ROLLER SUPPORT
DISMOUNTING TRACK ROLLER
MOUNTING TRACK ROLLER
DISMOUNTING FRONT IDLER
MOUNTING FRONT IDLER
DISMOUNTING TRACK FRAME
MOUNTING TRACK FRAME
DISMOUNTING RECOIL SPRING
MOUNTING RECOIL SPRING

MAINTENANCE STANDARD
TRACK
IDLER
TRACK ROLLER
CARRIER ROLLER
RECOIL SPRING
TRACK FRAME

HYDRAULIC CONTROL SYSTEM
STRUCTURE AND FUNCTION
CONSTRUCTION
HYDRAULIC PIPING
CONTROL VALVE
MAIN RELIEF VALVE
HYDRAULIC PUMP
HYDRAULIC SYSTEM DIAGRAM
BLADE LIFT CYLINDER
BLADE CONTROL

TESTING AND ADJUSTMENTS
GENERAL DESCRIPTION
HYDRAULIC CONTROL DIAGRAM
HYDRAULIC CONTROL CIRCUIT
MEASUREMENT POINTS OF OIL PRESSURE AND TEMPERATURE
MEASUREMENT AND ADJUSTMENT PROCEDURE OF OIL PRESSURE AND TEMPERATURE
MEASUREMENT OF FLOW CAPACITY
OPERATING FORCE

DISASSEMBLY AND ASSEMBLY
DISMOUNTING LIFT CYLINDER
MOUNTING LIFT CYLINDER
DISASSEMBLY OF LIFT CYLINDER
ASSEMBLY OF LIFT CYLINDER
DISMOUNTING CONTROL VALVE
MOUNTING CONTROL VALVE
DISASSEMBLY OF CONTROL VALVE
ASSEMBLY OF SUCTION VALVE
DISMOUNTING HYDRAULIC PUMP (FOR D50A-P)
MOUNTING HYDRAULIC PUMP (FOR D50A-P)
DISMOUNTING HYDRAULIC PUMP (FOR D53A-P)
MOUNTING HYDRAULIC PUMP (FOR D53A-P)
DISMOUNTING HYDRAULIC TANK
MOUNTING HYDRAULIC TANK

MAINTENANCE STANDARD
HYDRAULIC CONTROL VALVE
BLADE LIFT CYLINDER
GEAR PUMP

WORK EQUIPMENT
STRUCTURE AND FUNCTION
ANGLE DOZER
STRAIGHT DOZER

DISASSEMBLY AND ASSEMBLY
DISMOUNTING BLADE
MOUNTING BLADE
DISMOUNTING BLADE AND FRAME
MOUNTING BLADE AND FRAME

MAINTENANCE STANDARD
ANGLE DOZER
STRAIGHT DOZER

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