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LX31
Upright LX31 Service & Parts Manual
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Section
4-21
LX 31/41 Work Platform
Maintenance
Figure
4-21:
Axle
Float
Cylinder
Cross
Section
1.
Rod wiper
2.
Rod
seal
3.
Wear ring
2
req'd
4.
O-ring
5.
Head
6.
Backup ring
7.
O-ring
8.
Rod
weldment
9.
Tube
weldment
10.
O-ring
11.
Slotted
nut
12.
Cotter
pin
13.
Piston
seal
14.
Piston
15.
Wear
ring
1.
Axle
Float
Cylinder
2.
Hex Nut
3.
Front
Axle
Cover
4.
Upper
Attachment
5.
Lower
Attachment
Figure
4-20:
Floating
Axle
Assembly
4.10
42
44
Table of Contents
Table of Contents
5
Introduction & Specifications
9
Introduction
9
Purpose
9
Scope
9
General Description
9
Platform
9
Controller
9
Elevating Assembly
9
Power Module
9
Control Module
9
Specifications
10
Machine Preparation
11
Preparation for Use
11
Transporting Work Platform
11
By Crane
11
By Truck
11
Preparation for Shipment
12
Storage
12
Preservation
12
Battery
12
Operation
13
Introduction
13
General Functioning
13
Driving
13
With Platform Lowered
13
With Platform Elevated
13
Braking
13
Steering
13
Raising the Platform
14
From the Platform Controls
14
From the Chassis Controls
14
Lowering the Platform
14
Emergency Lowering
14
Leveling the Platform (Outrigger Equipped Machines Only)
14
Design Features
15
Safety Rules and Precautions
15
Controls and Indicators
16
Controller/Platform
16
Chassis
16
Pre-Operation Inspection
18
System Function Inspection
18
Operation
19
Travel with Platform Lowered
20
Steering
20
Leveling the Platform (Outrigger Equipped Machines Only)
20
To Retract Outriggers
20
Raising and Lowering the Platform
20
Travel with Work Platform Elevated
21
Emergency Lowering
21
Switching Fuels
21
(Dual Fuel Only)
21
After Use each Day
21
Parking Brake Release
21
Fold down Guardrails
22
Fold down Procedure
22
Erection Procedure
22
Maintenance
23
Introduction
23
Special Tools
23
Preventative Maintenance
23
Preventative Maintenance Table Key
24
Preventative Maintenance Report
24
Preventative Maintenance Checklist
24
Blocking Elevating Assembly
25
Installation
25
Removal
25
Lubrication
26
Grease Fittings
26
Steering Linkage
26
Battery Maintenance
26
Battery Inspection and Cleaning
26
Torque Hubs
26
Hydraulic Oil and Filter
27
Fluid Level
27
Oil and Filter Replacement
27
Engine Oil and Filter (Figure 4-4)
27
Engine Oil
27
Setting Hydraulic Pressures
28
Pump Set-Up
28
Lift Relief Valve
28
Counterbalance Valves
29
Steering Relief Valves
29
Bidirectional Relief Valves
29
Switch Adjustments
30
Proportional Control Adjustment
30
Procedure
30
Platform down Limit Switches
30
Axle Center Switch
31
Tilt Sensor
31
Hydraulic Manifold
32
Removal
32
Disassembly
32
Cleaning and Inspection
32
Assembly
32
Installation
32
Hydraulic Pump
34
Removal
34
Installation
34
Hydraulic Brakes, Drive Motors, and Hubs
34
Rear Axle
34
Installation
35
Seal Replacement, Brake
35
Seal Replacement, Rear Motor
36
Front Axle 4WD
38
Removal
38
Installation
38
Seal Replacement, Front Motor
40
Axle Cylinder (4WD Only)
42
Removal
42
Seal Replacement
42
Installation
42
Steering Cylinder
44
Removal
44
Seal Replacement
44
Installation
44
Lift Cylinder
46
Removal
46
Seal Replacement
48
Installation
48
Outrigger Cylinder
48
Removal
48
Engine Adjustments
50
Gasoline Engine
50
Idle Speed
50
Governed High Speed
50
Diesel Engine
50
High Speed
50
Propane Engine
51
Leak Idle Adjustment
51
Load Screw Adjustment
51
Filter Replacement
51
Gasoline / Propane Engine
51
Air Filter Element
51
Fuel Filter
51
Diesel Engine
52
Air Filter Element
52
Fuel Filter
52
Torque Specifications
52
Fasteners
52
Hydraulic Components
52
Bolt Torque
52
Hydraulic Component Torque
52
Troubleshooting
53
Introduction
53
General Procedure
53
Troubleshooting Guide
53
Schematics
57
Introduction
57
Electrical Schematics
57
Hydraulic Schematics
57
Component Location
57
Electrical Schematic Legend, Two Wheel Drive, Gasoline / Propane Model (S/N: 1000-1330)
58
Electrical Schematic Legend, Four Wheel Drive, Gasoline / Propane Model (S/N: 1000-1330)
62
Electrical Schematic Legend, Four Wheel Drive, Diesel Model (S/N: 1000-1330)
64
Electrical Schematic Legend, Two Wheel Drive
66
Electrical Schematic Legend, Four Wheel Drive
70
Electrical Schematic Legend, Four Wheel Drive, Diesel Model (after S/N: 1330)
72
Electrical Schematic Legend, Two Wheel Drive
74
Electrical Schematic Legend, Two Wheel Drive
76
Index
93
Final Assembly, LX41, Two Wheel Drive Diesel
98
Final Assembly, LX31, Four Wheel Drive Gas
102
Final Assembly, LX41, Four Wheel Drive Gas
102
Final Assembly, LX31, Four Wheel Drive Diesel
106
Final Assembly, LX41, Four Wheel Drive Diesel
106
Basic Assembly, LX31, Two Wheel Drive
110
Basic Assembly, LX41, Two Wheel Drive
110
Chassis Assembly, LX31/41, Two Wheel Drive
114
Chassis Assembly, LX31/41, Four Wheel Drive
116
Scissor Linkage Assembly, LX
118
Power Module Assembly, LX31/41, Gas
130
Power Module Assembly, LX31/41, Diesel
132
Engine Assembly, LX31/41, Kubota Gas
135
Engine Assembly, LX31/41, Kubota Diesel
138
Slideout Deck Assembly, LX31/41
162
Dual Fuel Option, LX31/41
172
Generator Option Diesel
176
Removable Controller Option Lx
178
Horn Option Lx
180
Outrigger Option Lx
182
Other manuals for Upright LX31
Operator's Manual
12 pages
Service Manual
118 pages
4
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Upright LX31 Specifications
General
Brand
Upright
Model
LX31
Category
Lifting Systems
Language
English
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