GEHL Compact Excavators 603 Parts Manual(918072) – PDF DOWNLOAD

GEHL Compact Excavators 603 Parts Manual(918072) – PDF DOWNLOAD

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DESCRIPTION:

GEHL Compact Excavators 603 Parts Manual(918072) – PDF DOWNLOAD

Serial Number Range
Engine Tier II Models: AC02513 to AD07207
Engine Tier III Models: AH00645 and up

INTRODUCTION

• When ordering service parts, please specify the correct part number, full description, quantity required, unit model number, and serial number. For your safety and continued proper operation, use only genuine GEHL service parts.
• The model and serial number for this unit can be found on a tag located on a panel at the front of the cabin. “Right” and “left” are determined from a position sitting on the seat and facing forward.
• GEHL Company reserves the right to make changes or improvements in the design or construction of any part of the unit without incurring the obligation to install such changes on any previously delivered units.
• Please refer to the abbreviations table located on this page for the various fastener descriptions. Standard attaching hardware torque values are also provided on the inside back cover. Metric torque values shown in the illustrations are in Newton-meters and can be converted to foot-pounds by multiplying by 0.738.
• Specific Reference Numbers indicating a complete assembly are circled in some illustrations. A small bag, pictured in some illustrations, indicates a seal kit (seals, o-rings, etc.). In the exploded view parts list, additional information may follow the Reference Number.

Serial number breaks are indicated as follows:
• (SN 999 and before) – indicates serial numbers
up to and including 999.
• (SN 1000 – 2000) – indicates serial numbers
between 1000 and 2000.
• (SN 999 and up) – indicates serial numbers
including 999 and after.
Serial number exceptions and inclusion are
indicated as follows:
• (SN 999 and before except 997) – indicates
serial numbers up to and including 999,
EXCEPT 997.
• (SN 1000 – 2000 except 1996 including 997) –
indicates serial numbers between 1000 and
2000, INCLUDING 997 EXCEPT 1996.
• (SN 2001 and up including 1996) – indicates
serial numbers including 2001 and after,
INCLUDING 1996.
Unless otherwise specified, all cap screws and
bolts are Grade 8.8, cadmium or zinc plated.

TABLE OF CONTENTS:

GEHL Compact Excavators 603 Parts Manual(918072) – PDF DOWNLOAD

Introduction………………………………………….. i
Table of Contents…………………………………..1
Paint, Special Service/Test Tools …………….8
Filters, Gaskets/Seals ……………………………..9
Decals…………………………………………………11
Battery………………………………………………..19
Diesel Engine………………………………………20
Engine Mounts …………………………………….22
Cylinder Head & Valve Cover……………….24
Cylinder Block…………………………………….28
Seal, Crankshaft …………………………………..30
Oil Pan ……………………………………………….32
Camshaft …………………………………………….34
Crankshaft & Piston……………………………..36
Lubrication………………………………………….38
Cooling System……………………………………40
Fuel Injection System …………………………..42
Intake Manifold……………………………………44
Engine Air Filter ………………………………….46
Exhaust System……………………………………49
Fuel Tank ……………………………………………51
Fuel Supply …………………………………………54
Auto Idle/Throttle ………………………………..56
Throttle……………………………………………….57
Hydraulic Pump Drive ………………………….58
Oil Cooler …………………………………………..59
Radiator………………………………………………60
Radiator/Oil Cooler………………………………61
Turntable Drive Unit…………………………….64
Turntable Drive Unit Installation……………66
Drive Unit …………………………………………..68
Hydraulic Oil Tank ………………………………69
Hydraulic Oil Tank Hoses …………………….72
Drive Unit Installation ………………………….73
Hydraulic Pump/External Parts ……………..74
Hydraulic Pump/Internal Parts……………….76
Hydraulic Pump Installation ………………….77
Swivel Joint…………………………………………79
Control Valve Fittings ………………………….80
Control Valve Segments ……………………….81
Control Valve Fittings ………………………….82
Control Valve Segments ……………………….83
Pilot Pressure Hoses……………………………..84
Joysticks……………………………………………..85
Travel Pilot Valve………………………………..87
Auxiliary Hydraulics Control Valve
Installation ………………………………………..89
Control Valve For Auxiliary Hydraulics …90
Dozer Blade Valve……………………………….91
Proportional Valve (Option) ………………….92
Proportional Valve Installation (Option) …93
4/3 Valve (Option) ……………………………….94
4/3 Valve Installation (Option) ………………95
ISO/SAE Valve……………………………………96
ISO/SAE Valve Installation…………………..97
Reversing Valve…………………………………..98
Valve Block ………………………………………..99
Distribution Block………………………………100
Boom Cylinder…………………………………..101
Boom Cylinder Installation………………….103
Dipper Arm Cylinder ………………………….104
Dipper Arm Installation ………………………105
Bucket Cylinder …………………………………106
Bucket Cylinder Installation ………………..107
Swivel Cylinder …………………………………108
Swivel Cylinder Installation ………………..111
Dozer Blade Cylinder …………………………114
Dozer Blade Cylinder Installation ………..115
Instrument Panel ………………………………..116
Relay Box …………………………………………119
Horn …………………………………………………121
Radio (Option) …………………………………..122
Boom Work Light………………………………123
Rotating Beacon (Option)……………………124
Cab Work Lights, Front (Option) …………125
Cab Work Lights, Front (Option) …………126
Cab Work Light, Rear (Option)……………128
Wire Harness, Chassis ………………………..129
Wire Harness, Engine ………………………..130
Wire Harness, Chassis & Engine………….131
Wire Harness, Armrest ……………………….133
Wire Harness, Switch …………………………134
Wire Harness, Switch …………………………136
Wire Harness, Lighting……………………….137
Wire Harness, Cab ……………………………..138
Wire Harness, Proportional Control
(Option)…………………………………………..139
Rubber Track …………………………………….140
Steel Track (Option) …………………………..141
Undercarriage, Rubber Track ………………142
Undercarriage, Steel Track (Option) …….143
Track Tensioner, Rubber Track ……………145
Track Tensioner, Steel Track (Option) ….147
Dozer Blade ………………………………………148
Chassis ……………………………………………..149
Chassis Lubrication…………………………….150