CASE 688 CRAWLER TRACKED EXCAVATOR FACTORY WORKSHOP SERVICE REPAIR MANUAL

CASE 688 CRAWLER TRACKED EXCAVATOR FACTORY WORKSHOP SERVICE REPAIR MANUAL
LANGUAGE: ENGLISH
FORMAT: PDF
PAGES: 927
FILE SIZE: 382MB

MODEL COVERED:

CASE 688 CRAWLER EXCAVATOR

ENGINE: JI CASE, 4T-390

4 CYLINDER, TURBOCHARGED 4 STROKE CYCLE

ISSUED:

7-32651

MAY, 1990
 

CONTENTS:

GENERAL

Sectional Index

Safety, General Information and Torque Specifications

Specifications

ENGINE

Sectional Index

Engine Removal and Installation

Radiator and Oil Cooler

Cylinder Head and Valve Train

Cylinder Block

Lubrication System

Cooling System

Turbocharger

Turbocharger Failure Analysis

FUEL SYSTEM

Sectional Index

Fuel System and Filters

Fuel Injection Pump and Drive Gear

Fuel Injectors

ELECTRICAL

Sectional Index

Electrical Schematics and Troubleshooting

Battery Testing, Maintainance and Booster Battery Connections

Starter Motor

Alternator

TRACK

Sectional Index

Tracks, Rollers and Idlers

Track Troubleshooting

POWER TRAIN

Sectional Index

Drive Motor and Final Drive Transmission

Swing Motor and Reduction Gears

HYDRAULICS

Sectional Index

Hydraulic Troubleshooting

Low Pressure Pump

High Pressure Pump and Regulator

Attatchment Valve Bank

Drive Control Valve

Option Control Valve

Counter Rotation Valve

Swing Brake Release Valve

Swing Control Valve

Anti-Surge Valve

Hydraulic Swivel

Drive Speed Limiter

Drive Brake Release Valve

Hand and Foot Valves

Hydraulic Oil Tank

Attachment Cylinders

Hydraulic Pick Hammer Control Valve

MOUNTED EQUIPMENT

Sectional Index

Upperstructure and Turntable Bearing

Boom, Dipper and Bucket

Servicing the Cab