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Zoomlion ZA14J Service And Maintenance Manual
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ZA14J (ZA45J)
Service and Maintenance Manual
Zoomlion Heavy Industry Science & Technology Co.Ltd.
Add
:
No.996 Tengfei Rd Wangcheng District Changsha Hunan P. R. China
E-mail:awm@zoomlion.com
E
el:400-800-0157
Zip Code
:
410200
Open up the WeChat, Scan the QR code above; All rights reserved 2015
©
Zoomlion,reserves all rights,Without the written permission of Zoomlion, the contents of any part of this sample may not be copied for any purpose.
2
Table of Contents
Foreword
5
Table of Contents
7
Content
8
Section 1 Maintenance Safety Instruction
13
Maintenance Personnel Duties, Requirements and Safety Equipment
13
Duties
13
Basic Requirements
13
Personnel Safety Equipment
13
Maintenance Precautions
14
Precautions
14
Precautions in Maintenance
15
Section 2 Technical Parameters
23
Performance
23
Specification and Performance
23
Capacity
24
Components Specification
24
Engine
24
Battery
25
Tire
25
Functional Speed
26
Operating Procedure When Testing Speed
26
Test Cautions
26
Torque Requirements
27
Lubrication
27
Hydraulic Oil
27
Pressure Setting
28
Section 3 General Introduction
31
Machine Preparation, Inspection and Maintenance
31
General Introduction
31
Preparation, Inspection and Maintenance
31
Pre-Delivery and Daily Inspection
31
Machine Annual Inspection
31
Preventive Maintenance
32
Maintenance and Service Instruction
32
Safety and Operating Standards
33
Cleaning
33
Component Disassembly and Installation
33
Component Disassembly and Reinstallation
33
Pressure-Fit Parts
33
Bearing
33
Washer
34
Bolt and Torque Applications
34
Hydraulic Line and Electric Wiring
34
Hydraulic System
34
Lubrication
34
Battery
34
Lubrication and Maintenance
35
Lubrication and Information
35
Hydraulic System
35
Hydraulic Oil
35
Hydraulic Oil Replacement
37
Lubrication Specification
37
Cylinder Drift Test
37
Platform Drift
37
Cylinder Drift
38
Pin and Bearing Inspection Instruction
39
Fiber Bearing
39
Welding on the Device
39
Perform the Following Operations When Welding on the Device
39
Not Perform the Following Operations When Welding on the Device
39
Use Insulating Grease in Electrical Connection Location
40
Engine Electrical System Maintenance
40
Section 4 Chassis and Turntable
49
Tire and Wheel
49
Tire Inflation
49
Tire Damage
49
Tire Replacement
50
Wheel Replacement
50
Wheel Installation
50
Swing Axle Exhaust and Locking Test
51
Floating Cylinder Exhaust
51
Swing Axle Lock Test
52
Chassis Angle Sensor System
53
Auxiliary Power System
53
Oscillating Axle System
53
Traveling Drive System
54
Travel Reducer
55
Disassembly
55
Installation
56
Traveling Motor
57
Disassembly
57
Installation
57
Generator
58
Section 5 Boom and Platform
63
Platform and Jib
63
Load Cell Disassembly
63
Rotary Actuator Disassembly
64
Jib Lifting Cylinder
64
Boom Assembly
65
Cable Disassembly
66
Lower Leveling Cylinder and Lifting Cylinder
68
Telescopic Cylinder Disassembly
71
Tower Boom and Its Cylinder Disassembly
72
Section 6 Electrical System Maintenance
77
Fault Code
77
Common Faults and Solutions
81
Section 7 Ele Ctrical Information and Schemat IC
85
General Introduction
85
Multimeter Basic Operation
85
Grounding
85
Backside Detection
85
Minimum Value/Maximum Value
85
Polarity
85
Range
86
Voltage Measurement
86
Resistence Measurement
86
Current Measurement
87
DEUTSCH Connector
88
DT/DTP Series Connector Assembly
88
DT/DTP Series Connector Disassembly
89
HD30/HDP20 Series Connector Assembly
89
Electrical Schematics
92
Hydraulic Schematics
98
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Zoomlion ZA14J Specifications
General
Overall Width
2.3 m
Ground Clearance
0.3 m
Gradeability
30%
Turning Radius (Outside)
4.5 m
Jib Length
1.5 m
Power Source
Diesel
Platform Rotation
180°
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