Upright X20W Service & Parts Manual

I
X-Series Work Platform
Contents
i
Section
Section Page
Number No.
Section Page
Number No.
Table of Contents
1.0 INTRODUCTION & SPECIFICATIONS
1.0 Introduction ................................................... 1-1
Purpose ........................................................ 1-1
Scope........................................................... 1-1
1.1 General Information .................................... 1-1
Description................................................... 1-1
Purpose and Limitations............................ 1-1
1.2 Specifications ............................................... 1-2
2.0 MACHINE PREPARATION
2.1 Preparation for Use ...................................... 2-1
2.2 Preparation For Shipment ........................... 2-1
2.3 Transporting Work Platform ......................... 2-2
2.4 Storage ........................................................... 2-2
Preservation................................................. 2-2
Batteries........................................................ 2-2
3.0 OPERATION
3.0 Introduction ................................................... 3-1
General Functioning.................................. 3-1
Design Features .......................................... 3-1
3.1 Safety Rules and Precautions .................... 3-1
3.2 Controls and Indicators ............................... 3-2
Platform/Controller.................................. 3-2
Chassis ....................................................... 3-2
3.3 Pre-Operation Inspection ........................... 3-4
3.4 Operation ...................................................... 3-5
Travel With Platform Lowered .................. 3-5
Steering ........................................................ 3-5
Elevating Platform ...................................... 3-5
Travel With Platform Elevated .................. 3-5
Lowering Platform ...................................... 3-6
Emergency Lowering................................. 3-6
After Use Each Day.................................... 3-6
Parking Brake Release............................... 3-6
Fold Down Guardrails................................ 3-6
4.0 MAINTENANCE
4.0 Introduction ................................................... 4-1
Special Tools................................................ 4-1
4.1 Preventative Maintenance ........................ 4-1
Preventative Maintenance Table Key. 4-2
Preventative Maintenance Report ...... 4-2
4.2 Blocking Elevating Assembly ..................... 4-3
Installation.................................................... 4-3
Removal....................................................... 4-3
4.3 Battery Maintenance ................................... 4-4
Battery Inspection and Cleaning............ 4-4
Battery Charging........................................ 4-4
Battery Cell Equalization ........................... 4-5
4.4 Lubrication ..................................................... 4-5
Steering Linkage ......................................... 4-5
Hydraulic Oil Tank and Filter..................... 4-5
Fluid Level.................................................. 4-5
Oil and Filter Replacement.................... 4-5
Reservoir Breather/Cap.......................... 4-6
4.5 Setting Hydraulic Pressures ........................ 4-6
Main Relief Valve........................................ 4-6
Steering Relief Valve .................................. 4-7
Counterbalance Valves ........................... 4-7
Pump Relief Valves..................................... 4-8
4.6 Switch Adjustments ...................................... 4-8
Tilt Sensor ...................................................... 4-8
Introduction .............................................. 4-8
Adjustment................................................ 4-8
Down Limit Switch....................................... 4-9
Optional Proportional Controller............. 4-9
4.7 Hydraulic Manifold ....................................... 4-10
Removal....................................................... 4-10
Disassembly ................................................. 4-10
Cleaning and Inspection.......................... 4-10
Assembly...................................................... 4-10
Installation.................................................... 4-10
4.8 Hydraulic Pump ............................................ 4-12
Removal....................................................... 4-12
Installation.................................................... 4-12
4.9 Hydraulic Drive Motors and Hubs ............. 4-12
Removal....................................................... 4-12
Installation.................................................... 4-12
4.10 Brake Cylinder .............................................. 4-13
Removal....................................................... 4-13
Disassembly ................................................. 4-13
Cleaning and Inspection.......................... 4-13
Assembly...................................................... 4-13
Installation.................................................... 4-13
4.11 Steering Cylinder .......................................... 4-14
Removal....................................................... 4-14
Disassembly ................................................. 4-14
Cleaning and Inspection.......................... 4-14
Assembly...................................................... 4-14
Installation.................................................... 4-14
4.12 Lift Cylinder .................................................... 4-15
Removal....................................................... 4-15
Disassembly ................................................. 4-15
Cleaning and Inspection.......................... 4-15
Reassembly.................................................. 4-16
Installation.................................................... 4-16
4.13 Electric Motor ................................................ 4-16
Troubleshooting .......................................... 4-16
Disassembly ................................................. 4-16
Inspection .................................................... 4-16
Reassembly.................................................. 4-17
4.14 Torque Specifications .................................. 4-17
Hydraulic Components............................. 4-17
Fasteners ...................................................... 4-18
Notes............................................................. 4-19
5.0 TROUBLESHOOTING
5.0 Introduction ................................................... 5-1
General Procedure.................................... 5-1
Troubleshooting Table ............................... 5-2
Notes............................................................. 5-4

Upright X20W Specifications

General

Brand	Upright
Model	X20W
Category	Lifting Systems
Language	English