LGMG SR4069E Manuals

Manuals and User Guides for LGMG SR4069E. We have 3 LGMG SR4069E manuals available for free PDF download: Service Manual, Operation And Safety Manual, Maintenance Manual

LGMG SR4069E Service Manual (110 pages)

Rough terrain Mobile Elevating Work Platform

Brand: LGMG | Category: Lifting Systems | Size: 6 MB

Table of Contents
3
Foreword
7
Safety Notices
8
Chapterⅰsafety and Environ•Ment
9
Terms and Definitions
11
Compliance
11
Before Maintenance
11
Workplace Requirements
11
Safety Precautions for Maintenance and Repair
11
Intended Use
12
Description
12
Chapterⅱproduct Introduction
15
Machine Parameters
17
Sr3369E（S33690Dtae30）Machine Parameters
17
Sr4069E（S40690Dtae30）Machine Parameters
18
Specification for Selection of Tightening Torque of the Lifting Platform
19
Key Component Moment Table
21
Chapterⅲ Service
23
Platform
25
Removing the Working Platform
26
Removing the Extension Platform
26
Subassembling the Extension Platform
26
Main Platform Assembly
27
Folding the Working Platform Guardrail
27
Platform Control Unit (PCU)
28
Removing the Platform Control Unit
28
Assembling the Platform Control Unit (PCU)
29
The Platform Gate
29
Removing the Semi-Swing Gate
29
Installing the Semi-Swing Gate
29
Removing and Installing the Fork
30
Removing the Fork (SR3369E)
30
Removing the Fork (SR4069E)
35
Assembling the Fork
39
Replacing the Fork Slider at Platform
46
Replacing the Fork Slider at Chassis
46
Removing and Installing Wheels
47
Removing Wheels
47
Assembling Wheels
47
Front Axle Assembly
47
Installing the Steering Rod and Steering Cylinder
47
Removing the Steering Linkage and Steering Cylinder
48
Assembling the Steering Knuckle
48
Removing the Steering Knuckle
48
Assembling the Axle Swing Cylinder
49
Removing the Axle Swing Cylinder
50
Rear Axle Assembly
50
Assembling the Reducer
50
Assembling the Rear Axle Driving Motor
50
Removing the Rear Axle Assembly
51
Outrigger Assembly
51
Assembling the Outrigger Cylinder
51
Removing the Outrigger Cylinder
52
Assembling the Level Meter
52
4Assembling the Outrigger Weldment
53
Assembling the Outrigger Cylinder
53
Other Components
54
Assembling the Double-Pole Main Power Isolation Switch
54
Assembling Battery
54
Assembling the DC Contactor and Converter
55
Assembling the Charger and Work Indicator
55
Assembling the Hydraulic Oil Tank
56
Valve Group
58
Installing the Spool
58
Scissor Fork Platform Control Valve
58
Lower Lift Cylinder Control Valve ST4639-AB0E(SR3369E)
59
Upper Cylinder Valve Block ST5243-AC0A (SR4069E)
60
Lower Cylinder Valve Block ST5242-AC0C (SR4069E)
61
Chapter Ⅳ Commissioning
63
Safety Instructions
65
Test of Basic Functions
66
Pick-Up Inspection
66
Start/Stop Test
66
Lifting/Lowering Function Test
66
Steering Test
67
Horn Test
67
Drive and Brake Function Test
67
Load Test
67
Outrigger Leveling Test
67
Fork and Platform Test
68
Relief Pressure Test
68
Lift Relief Pressure Test
68
Steering Relief Pressure Test
68
Calibration Test
69
Inclination Calibration
69
Adjustment of Level Meter
69
Inclination Test
70
3° Forward/Backward Inclination Test
70
2° Leftward/Rightward Inclination Test
70
Load Calibration
70
Rated Load Calibration
71
Overload Function
72
Overload Function Activation
72
Rated Load Verification
73
Test with 1.2 Times Rated Load
73
Parameter Setting
73
Load Test
74
Rated Load Test
74
Load Test (1.2 Times Rated Load)
74
Inspection of Platform Settlement (Rated Load)
74
Load Lifting Time
75
Load Lifting Time Test
75
Adjustment of Lifting Speed
75
Adjustment of Lowering Speed
75
Lifting Height Test
76
Emergency Lowering Test
76
Speed Parameter Adjustment
76
High-Speed Driving
76
Low Speed Driving
77
Load Braking Distance Test
77
Load Lifting and Walking Speed Test
77
Load Lifting and Walking Speed Parameter Adjustment
78
Gradeability Test and Parking Brake Test (35%)
78
Floating Test
78
Outrigger Limit Test
78
Basic Operation
79
Chapter Ⅴ Maintenance
81
Compliance
83
Checking the Safety Manual
83
Checking the Labels and Signs
83
Checking for Damaged, Loose or Missing Parts
83
Checking the Wires
84
Checking the Battery
84
Checking the Electrical Contactors
85
Checking the Tires and Wheels
85
Checking the Hydraulic Tank Vent Cap
85
Checking the Leakage of Hydraulic Oil
86
Checking the Hydraulic Filter
86
Replacing the Hydraulic Tank Air Filter
87
Checking the Hydraulic Oil Level
87
Visual Inspection of the Hydraulic Oil
87
Test or Replace the Hydraulic Oil
87
Checking the Oil Level in the Reducer
88
Replacing the Reducer Gear Oil
89
Checking or Replacing the Scissor Arm Slide Block
89
Regular Maintenance
89
Chapter Ⅵ Appendix
91
Machine Fault Codes
93
Description of Harness no
94
Outrigger Module Harness
94
Chassis Harness
96
Electrical Schematic Diagram（Sr3369E/Sr4069E
98
Hydraulic Schematic Diagram
99
SR3369E Hydraulic Schematic Diagram
99
SR4069E Hydraulic Schematic Diagram
100
Diagram of Common Hydraulic Part Symbols
101
Diagram of Common Electrical Part Symbols
108

LGMG SR4069E Operation And Safety Manual (64 pages)

Mobile Elevating Work Platform

Brand: LGMG | Category: Lifting Systems | Size: 2 MB

Table of Contents
3
Foreword
5
Safety Precautions
6
Chapter 1 Safety

7
- Danger
  9
- Do Not Operate Unless
  9
- Dangers Classification
  9
- Design Intent
  9
- Maintenance of Safety Mark
  9
- Danger of Electric Shock
  9
- Danger of Tip-Over
  10
- Safety of Work Area
  10
- Smashing and Pinching Hazards
  11
- Hazards of Operating on Slopes
  12
- Falling Hazards
  12
- Collision Hazards
  12
- Hazard of Component Damage
  13
- Hazard of Explosion and Fire
  13
- Hazards of Damaged Machine
  13
- Hazard of Bodily Injuries
  13
- Battery Safety
  13
Chapter 2 Legend

15
Chapter 3 Label

19
Chapter 4 Specification

25
Chapter 5 Control Unit

31
- Ground Control Unit (GCU)
  33
- Platform Control Unit (PCU)
  34
- Basic Operations
  34
Chapter 6 Pre-Operation Inspection

39
Chapter 7 Workplace Inspection

43
- Do Not Operate Unless
  45
- Basic Principles
  45
- Workplace Inspection
  45
Chapter 8 Functional Test

47
- No Operation will be Allowed before
  49
- Basic Principles
  49
- Functional Test
  49
- On the Ground Control Unit
  49
- Test on the Platform Control Unit
  50
- Test the Tilt Sensor Operation
  51
Chapter 9 Operation Instruction

53
- Do Not Operate Unless
  55
- Basic Principles
  55
- Emergency Stop
  55
- Emergency Lowering
  55
- Operation on the Ground
  55
- Operation on the Platform
  55
- Driving on a Slope
  56
- Operation on the Ground Using the Control Unit
  56
- Extending and Retracting of the Platform
  57
- How to Operate the Safety Arm
  57
- Fall Protection
  57
- Instructions for Battery and Charger
  57
- After each Use
  57
Chapter 10 Instructions for Transportation and Lifting

59

LGMG SR4069E Maintenance Manual (21 pages)

Mobile Elevating Work Platform ANSI

Brand: LGMG | Category: Lifting Systems | Size: 0 MB

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LGMG SR4069E Service Manual (110 pages)

Table of Contents

LGMG SR4069E Operation And Safety Manual (64 pages)

Table of Contents

Chapter 1 Safety

Chapter 2 Legend

Chapter 3 Label

Chapter 4 Specification

Chapter 5 Control Unit

Chapter 6 Pre-Operation Inspection

Chapter 7 Workplace Inspection

Chapter 8 Functional Test

Chapter 9 Operation Instruction

Chapter 10 Instructions for Transportation and Lifting

LGMG SR4069E Maintenance Manual (21 pages)

Table of Contents

Foreword

Safety Precautions

Chapter 1 Maintenance

Chapter 2 Schematic Diagram

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