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Scissor Lifts
3246R
JLG 3246R Service Maintenance Manual
195 pages
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Ser
vic
e & Maintenanc
e Manual
Models
2632R
3246R
3121788
April 12, 2019 - Rev B
AS/NZS
GB
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2
Table of Contents
Sectiona - Introduction - Maintenance Safety Precautions
3
Hydraulic System Safety
3
Maintenance
3
Table of Contents
5
Table no
10
Specifications
11
Specification
11
Operating Specifications
11
Platform Capacities
12
Tire Specifications
12
Battery Charger Specifications
14
Limit Switch Activation
15
Lubrication
15
Capacities
15
Hydraulic Oil
16
Specifications
16
Mobilfluid 424 Specs
16
Biodegradable Hydraulic Fluid Specs
16
Hydraulic Pressure Settings
18
Hydraulic Cylinder Specifications
18
Serial Number Location
18
Critical Stability Weights
18
Major Component Weights
19
Torque Requirements
19
General
26
Machine Preparation, Inspection, and Maintenance
26
Inspection and Maintenance Responsibilities
27
Preventive Maintenance and Inspection Schedule
28
Preventive Maintenance & Inspection Schedule
29
Service Maintenance Components
32
Service and Guidelines
35
Lubrication and Information
37
Cylinder Drift Test
38
Pins and Composite Bearing Repair Guidelines
38
Cylinder Drift
38
Chassis & Scissor Arms
41
Left and Right Side Compartment Components
41
Battery Removal/Maintenance
44
Battery Charging
45
Fault Codes (Green Power)
49
Fault Codes (Eagle Battery Charger)
50
DC/AC Power Inverter Installation - Option
51
Logic Control Module Installation
52
Main Power Contactor Relay and Pump Control Module
53
Pump Control Module
54
Pump Control Module Specifications
54
Pump Power Module Terminal Functions (CO117-J1)
54
Ground Control Station
56
Platform Control Station
58
Joystick Specifications
61
Connector Chart
61
Tilt Sensor Installation
62
Tilt Sensor Wiring Pin Assignment
62
Arm Angle Sensor
63
Pot-Hole Protection System Components
66
Steer and Spindle Assembly Components
69
Arms and Platform Positioning and Support
73
Platform Removal
73
Scissor Arms Removal
73
Basic Hydraulic Information & Schematics
90
Cylinders - Theory of Operation
90
Valves - Theory of Operation
90
Pump/Motor
91
Hydraulic Tank Installation
93
Hydraulic Pump and Electric Motor Assembly - 3246R
94
Hydraulic Pump and Electric Motor Assembly - 2632R
95
Hydraulic Manifold Valve Installation
98
Drive Motor Installation
104
Hydraulic Brake Installation
105
Towing
106
Pressure Setting Procedure
106
Cylinder Checking Procedure
107
Lift Cylinder Removal Installation
108
Cylinder Repair
112
Hydraulic Schematics
117
Jlg Control System
123
Hand Held Analyzer
123
Joystick Calibration
127
Tilt Sensor Calibration
127
Rotary Angle Sensor Calibration
128
Updating Software
128
Machine Configuration Programming Information
132
Machine Configuration Programming Information (Software Version P1.10)
132
Machine Model Adjustment (PERSONALITY SETTINGS)
133
Machine Model Adjustment (Software Version P1.10)
133
Lss (Load Sensing System) Service
136
LSS (Load Sensing System)
136
Analyzer Information
138
Personalities Menu Description
138
Diagnostic Menu Descriptions
138
Calibration Preparation
140
Calibrations Menu
140
Calibration and Verification Procedure
141
Platform 110% Calibration Weight
141
Testing
142
Platform 100% Calibration Weight
142
LSS Connector Pin Assignments
143
Platform 120% Calibration Weight
143
LSS Troubleshooting
144
Diagnostic Trouble Codes
147
Introduction
147
Diagnostic Trouble Codes (DTC)
147
DTC Check Tables
148
Diagnostic Trouble Codes (DTC)
157
General Electrical Information & Schematics
174
General
174
Multimeter Basics
174
Applying Silicone Dielectric Compound to AMP Connectors
177
Installation of Dielectric Grease
177
AMP Connector
179
Deutsch Connectors
183
Switches
185
Electrical Schematics
186
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JLG 3246R Specifications
General
Platform Capacity
1, 000 lbs
Width
46 in
Weight
3, 000 lbs
Drive Type
Electric
Gradeability
25%
Length
81 in
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