Komatsu H285S Hydraulic Shovel Official Workshop Service Repair Manual
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This is the COMPLETE Official Service Repair Manual for the Komatsu Hydraulic Shovel .
This manual contains deep information about maintaining, assembly, disassembly and servicing your Komatsu.
This PDF file is Bookmarked and SEARCHABLE to make what you need easy to find.
This Manual contains information and data to this model. has specs, diagrams, and actual real photo illustrations, and schemes, which give you complete step by step operations on repair, servicing, technical maintenance & troubleshooting procedures for your machine. this manual offers full information you need for repair your machine. the information in this manual will enable you to find trouble and to understand how to repair and maintain your machine without going into service. all pages are printable, so run off what you need and take it with you into the garage or workshop.
Models And Serials :
H285S 78067
CONTENTS :
PART 1
TECHNICAL DATA
DIVISION OF MACHINE
SUPERSTRUCTURE
UNDERCARRIAGE
EQUIPMENT
SPECIAL EQUIPMENT
TOOTH SYSTEMS
LUBRICATION
REFILLING UNIT
HYDRAULIC SYSTEM
CONTROL
CONTROL UNITS
FILTERS OF THE HYDRAULIC OIL
ASSEMBLING THE EXCAVATOR
PART 2
LIST OF CONTENTS
HINTS FOR THE HYDRAULIC CIRCUIT DIAGRAM
ELECTRIC CIRCUIT DIAGRAM
PROPULSION
PUMP DISTRIBUTOR GEAR
HYDRAULIC PUMPS
PUMP BEARING LUBRICATION
PUMP REGULATION
HYDRAULIC OIL COOLING
HYDRAULIC OIL TANK
PILOT PRESSURE CIRCUITS
SERVICE LINE CIRCUITS
LUBRICATION SYSTEM
GENERATOR DRIVE
PART 3
LIST OF CONTENTS
PLATFORM
DIESEL MOTOR
COUPLING
UNIVERSAL SHAFT
PUMP DISTRIBUTOR GEAR
HYDRAULIC PUMPS
DIESEL FUEL TANK
HYDRAULIC OIL TANK
HYDRAULIC OIL FILTERS
CONTROL BLOCKS AND VALVES
PRESSURE ACCUMULATOR
SLEW GEAR
SLEW RING
UNDERCARRIAGE
HYDRAULIC CYLINDERS
AIR CONDITIONING EQUIPMENT
COMPRESSED AIR SYSTEM
LUBE SYSTEM
SHORT INFORMATION
TORQUE CHART
CONVERSION METRIC/INCH
TROUBLESHOOTING H285
GENERAL
MALFUNCTION WHEN EXTENDING OR RETRACTING CYLINDERS
TROUBLESHOOTING SLEW CIRCUIT
TROUBLESHOOTING SLEW BRAKE CIRCUIT
TROUBLESHOOTING SLEW HOUSE BRAKE CIRCUIT
TROUBLESHOOTING TRAVEL CIRCUIT
TROUBLESHOOTING THE TRAVEL BRAKE CIRCUIT
TROUBLESHOOTING PUMP REGULATION CIRCUIT
TROUBLESHOOTING OIL COOLER CIRCUIT
HYDRAULIC/ELECTRICAL DIAGRAM
CONTENTS
HYDRAULIC DIAGRAM
ELECTRICAL DIAGRAM
