This is the complete factory Parts Manual for the Gehl 503Z Compact Excavator.This Manual has easy-to-read text sections with top quality diagrams and instructions.They are specifically written for the do-it-yourselfer as well as the experienced mechanic.With step by step instruction & highly detailed exploded pictures & diagrams to show you how to complete the required job correctly & efficiently Using. Gehl 503Z Compact Excavator Parts Manual covers every single detail on your machine.provides step-by-step instructions based on the complete disassembly of the machine.This repair manual is an inexpensive way to keep you vehicle working properly.


Beginning Serial Number: AC02471

Form No. : 918071 Revision F Mar. 2008


Manual Covers:

Introduction..................... Inside Front Cover
Table of Contents.........................................1
Decal Locations ...........................................6
Diesel Engine ...............................................8
Engine Mounts...........................................10
Cylinder Head, Valve Cover......................12
Cylinder Block...........................................13
Seal - Crankshaft........................................14
Oil Pan .......................................................16
Camshaft ....................................................18
Crankshaft, Piston......................................20
Lubrication.................................................22
Cooling System..........................................24
Fuel Injection System ................................26
Intake Manifold..........................................28
Engine Air Filter ........................................30
Exhaust Components .................................33
Fuel Tank ...................................................34
Fuel Supply ................................................36
Throttle Lever (Cab) ..................................38
Throttle Lever (Canopy) ............................39
Auto-Idle (Option) .....................................40
Auto-Idle Installation (Option) ..................41
Hydraulic Pump Drive ...............................42
Radiator......................................................43
Oil Cooler ..................................................46
Hydraulic Oil Tank ....................................48
Hydraulic Pump .........................................50
Hydraulic Pump Assembly ........................52
Turntable Drive Unit Installation...............53
Turntable Drive Unit..................................55
Drive Motor Installation ............................56
Drive Motor ...............................................57
Control Valve Fittings ...............................58
Control Valve Assembly............................60
Swivel Joint................................................61
Joysticks.....................................................62
Travel Pilot Valve......................................64
Auxiliary Hydraulics Pilot Valve ..............65
Dozer Blade Valve.....................................66
Selection Valve ..........................................67
Proportional Valve (Option) ......................68
4/3 Valve (Option) .....................................69
3/2 Valve (Option) .....................................70
ISO/SAE Valve..........................................71
Valve Block ...............................................72
Distribution Block......................................73
Hydraulic Pump Installation ......................74
Proportional Control (Option) ...................76
Boom Installation.......................................77
Boom Cylinder...........................................78
Dipper Arm Installation .............................80
Dipper Arm Cylinder .................................81
Bucket Installation .....................................82
Bucket Cylinder .........................................83
Boom Offset Cylinder Installation.............84
Boom Offset Cylinder................................85
Dozer Blade Installation ............................86
Dozer Blade Cylinder ................................87
Auxiliary Hydraulics Installation...............88
ISO/SAE Valve Installation.......................90
Pilot Pressure Hoses...................................91
Hydraulic Tank Hoses ...............................92
Dashboard (Cab) ........................................94
Dashboard (Canopy) ..................................96
Radio (Option) ...........................................97
Battery........................................................98
Relay Box ................................................100
Horn .........................................................101
Work Light...............................................102
Work Light - Rear (Option) .....................103
Work Lights - Front (Option) ..................104
Wire Harness - Chassis, Engine...............106
Wire Harness - Switch .............................108
Wire Harness - Armrest ...........................110
Wire Harness - Work Light - Front
(Option)................................................111
Wire Harness - Work Light - Rear
(Option)................................................112
Wire Harness - Auto-Idle (Option)..........113
Wire Harness - Proportional
Control (Option) ...............................114
Chassis .....................................................115
Rubber Track ...........................................116
Steel Track (Option) ................................117
Undercarriage, Rubber Track...................118
Undercarriage, Steel Track (Option)........119
Track Tensioner, Rubber Track ...............120
Track Tensioner, Steel Track (Option) ....122
Dozer Blade .............................................123
Lubrication...............................................124
Counterweight..........................................125
Counterweight (Option)...........................127
Hood.........................................................128
Tank Cover ..............................................131
Partition Wall ...........................................132
Chassis Cover ..........................................134
Isolation Mats ..........................................136
Boom........................................................138
Dipper Arm - Short ..................................140
Dipper Arm - Long (Option) ...................141
Undercarriage Cover................................142
Cab Mounting ..........................................143
Cab Frame 1.............................................144
Cab Frame 2.............................................147
Canopy Frame..........................................150
Cab Door..................................................151
Windshield ...............................................152
Cab Windows...........................................156
Cab Trim ..................................................157
Mirrors .....................................................158
Rotating Beacon (Option)........................159
Operators Seat ........................................160
Heater.......................................................162
Air Conditioning Installation (Option) ....164
Air Conditioning (Option) .......................167
Air Conditioning Compressor (Option)...168
Tools ........................................................170
Alphabetical Index...................................171
Numerical Index ......................................174
And More......


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Language: English
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