Upright AB38 Service & Parts Manual

Contents
Section
II AB38 Work Platform
i
Installation .....................................................4-20
4.15 Upper Lift Cylinder ............................................4-21
Removal ......................................................... 4-21
Disassembly ..................................................4-21
Cleaning & Inspection .................................4-21
Reassembly/Seal Replacement ...................4-21
Installation .....................................................4-22
4.16 Telescopic Cylinder ...........................................4-22
Removal ......................................................... 4-22
Disassembly ..................................................4-23
Cleaning & Inspection .................................4-23
Reassembly/Seal Replacement ...................4-23
Installation .....................................................4-23
4.17 Steering Cylinder ...............................................4-23
Removal ......................................................... 4-23
Disassembly ..................................................4-23
Cleaning & Inspection .................................4-24
Reassembly/Seal Replacement ...................4-24
Installation .....................................................4-24
4.18 Master Levelling Cylinder ............................... 4-25
Removal ......................................................... 4-25
Disassembly ..................................................4-25
Cleaning & Inspection .................................4-25
Reassembly/Seal Replacement ...................4-25
Installation .....................................................4-25
4.19 Slave Levelling Cylinder ..................................4-26
Removal ......................................................... 4-26
Disassembly ..................................................4-26
Cleaning & Inspection .................................4-26
Reassembly/Seal Replacement ...................4-26
Installation .....................................................4-27
Bleeding the Master/Slave
Levelling Circuit ........................................4-27
4.20 Adjustment Of Overcentre Valves .................... 4-28
4.21 Notes .....................................................................4-29
5.0 Troubleshooting
5.0 Introduction ........................................................5-1
General Procedure ........................................ 5-1
5.1 Troubleshooting Guides ................................... 5-2
5.2 Fault Codes ........................................................ 5-4
6.0 Schematics
6.0 Introduction ........................................................6-1
6.1 Electrical Schematics ........................................6-3
6.2 Hydraulic Schematics ....................................... 6-9
7.0 Illustrated Parts Breakdown
7.0 Introduction ........................................................7-1
7.1 Index .....................................................................7-1
7.2 Illustrated Parts Breakdown .......................... 7-2
Final Assembly AB38 ..................................................7-2
Chassis Assembly ......................................................7-4
Booms and Posts Assembly ........................................7-6
Cage and Cradle Assembly ..........................................7-8
Cage and Cradle Assembly (Rotator) .......................... 7-10
Wheel Hub Assembly ................................................7-12
Drive Reduction Gearbox Assembly ............................ 7-14
Traction Motor Assembly ........................................... 7-16
Motor / Pump Assembly ............................................ 7-18
Rear & Front Wheel Kit ............................................. 7-20
Worm Drive Unit & Slew Bearing Assembly ................. 7-22
Manifold Block Assembly ...........................................7-24
Lower Lift Cylinder Assembly ..................................... 7-26
Upper Lift Cylinder Assembly ..................................... 7-28
Telescopic Cylinder Assembly ....................................7-30
Steering Cylinder Assembly ....................................... 7-32
Master / Slave Cylinder Assembly .............................. 7-34
Pump & Traction Motor Control Unit ...........................7-36
Assembly
Lower Control Box Assembly ..................................... 7-38
Upper Control Box Assembly ..................................... 7-40
Cables & Electrical Components ................................ 7-42
Hose Assembly ........................................................ 7-44
Decal Kit - ANSI Version ............................................7-46
Decal Kit - CE Version ...............................................7-48
Decal Kit - French/German Versions ...........................7-50
Options List ..............................................................7-52
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Table of Contents

Upright AB38 Specifications

General

Brand	Upright
Model	AB38
Category	Lifting Systems
Language	English