Factory Shop Manual For Komatsu Hydraulic Shovel. Manual Contains Illustrations, Instructions, Diagrams For Step By Step Remove And Install, Assembly And Disassembly, Service, Inspection, Repair, Troubleshooting, Tune-Ups.

Format: PDF
Language: English
Pages: 544
Bookmarks: Yes
Wiring Diagrams: Yes
Hydraulic Diagrams: Yes

Model

Komatsu Hydraulic Shovel
H285S
SN 78115 And Up Except 78117

Contents

FOREWORD
INTRODUCTION
-DRIVE
General
-HYDRAULIC OIL TANK
Main- And Suction Tank
Filters
Sensors, Switches And Valves
-HYDRAULIC OIL COOLING
General
-CONTROLLING
Pilot Pressure / Valves
-MAIN HYDRAULIC PUMPS AND PUMP REGULATION
Hydraulic Pump A7V/HD D
-OPERATING HYDRAULIC
Overview: Remote Control, Control Blocks And Distributor Manifold
-HYDRAULIC TRACK TENSIONING SYSTEM
General
Function
Pressure Increasing Valve
Pressure Relief Valve, Pilot Operated
Pressure Checks / Settings
-HYDRAULIC DRIVE FOR THE AIR CONDITION COMPRESSOR
Adjustments
Solenoid Valve
Pressure Relief Valve, Pilot Operated
-GENERATOR DRIVE
Function
Electrical Function
Adjustments
Pressure Relief Valve With Solenoid Valve
Axial Piston Pump A10 V0
-HINTS FOR THE HYDRAULIC CIRCUIT DIAGRAM
Legend For The Circuit Diagram
How To Read The Circuit Diagram
-HINTS FOR THE ELECTRIC CIRCUIT DIAGRAM
Symbols
General Information
Explanation Of The Drawing Concept
Location Of The Main Terminal Boxes
How To Read The Circuit Diagram