Zoomlion Telescopic Boom Lifts ZT21JE-V Li Service And Maintenance Manual 2024 EN

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Zoomlion Telescopic Boom Lifts ZT21JE-V Li Service And Maintenance Manual 2024 EN
Size: 11.31 MB
Format: PDF
Language: English
Brand: Zoomlion
Type of Machine: Telescopic Boom Lifts
Type of Manual: Fault Code, Service Manual, Maintenance Manual, Hydraulic Schematic, Electrical Schematic
Model: Zoomlion ZT21JE-V Li Telescopic Boom Lifts
Publication Date: 2024
Number of Pages: 133 Pages

Contents:
SECTION 1 MAINTENANCE SAFETY INSTRUCTION
1.1 Maintenance Personnel Duties, Requirements and Safety Equipment
1.1.1 Duties
1.1.2 Basic requirements
1.1.3 Personnel safety equipment
1.2 Maintenance Precautions
1.2.1 Precautions
1.2.2 Precautions in maintenance
SECTION 2 TECHNICAL PARAMETERS
2.1 Performance
2.2 Specification and Performance
2.3 Capacity
2.4 Battery
2.5 Tire
2.6 Functional Speed
2.6.1 Operating procedure when testing speed
2.6.2 Test Cautions
2.7 Torque Requirements
2.8 Lubrication
2.8.1 Hydraulic oil
2.9 Pressure Setting
SECTION 3 GENERAL INTRODUCTION
3.1 Machine Preparation, Inspection and Maintenance
3.1.1 General introduction
3.1.2 Preparation, inspection and maintenance
3.1.3 Pre-start inspections
3.1.4 Pre-delivery and daily inspections
3.1.5 Machine annual inspection
3.1.6 Preventive maintenance
3.2 Maintenance and Instruction
3.2.1 General Description
3.2.2 Safety and operating standards
3.2.3 Cleaning
3.2.4 Component disassembly and installation
3.2.5 Component disassembly and reinstallation
3.2.6 Pressure-fit parts
3.2.7 Bearings
3.2.8 Washer
3.2.9 Bolt and torque applications
3.2.10 Hydraulic line and electric wiring
3.2.11 Hydraulic system
3.2.12 Lubrication
3.2.13 Battery
3.2.14 Lubrication and maintenance
3.3 Lubrication and Information
3.3.1 Regular check of hydraulic system
3.3.2 Hydraulic tank and oil
3.3.3 Hydraulic system venting
3.3.4 Hydraulic line damage check
3.3.5 Hydraulic line damage check
3.3.6 Hydraulic hose check
3.4 Cylinder Drift Test
3.4.1 Platform drift
3.4.2 Cylinder drift
3.5 Pin and bearing inspection instructions
3.5.1 Fiber bearing
3.6 Welding on the device
3.6.1 Please perform the following operations when welding on the device.
3.6.2 Do not perform the following operations when welding on the device
SECTION 4 CHASSIS AND TURNTABLE
4.1 Tire and wheel
4.1.1 Tire inflation
4.1.2 Tire damage
4.1.3 Tire replacement
4.1.4 Wheel replacement
4.1.5 Wheel installation
4.2 Swing axle exhaust and locking test
4.2.1 Floating cylinder exhaust
4.2.2 Swing axle lock test
4.3 Chassis Angle Sensor System
4.4 Auxiliary Power System
4.5 Oscillating axle system
4.6 Traveling Drive System
4.7 Travel Reducer
4.7.1 Disassembly
4.7.2 Installation
4.8 Rotary motor
4.9 Rotary reducer
4.9.1 Check and Maintenance
4.9.2 Gear oil replacement
4. 10 Slewing Bearing
4.10.1 Slewing bearing lubrication
4.10.2 Check and Maintenance
4.10.3 Disassembly
4. 11 Slewing Gear Clearance Adjustment
SECTION 5 BOOM AND PLATFORM
5.1 Platform and Jib
5.1.1 Load cell
5.1.2 Rotary actuator
5.1.3 Jib lifting cylinder
5.2 Boom Assembly
5.2.1 Cable
5.2.2 Upper leveling cylinder
5.2.3 Lifting cylinder
5.2.4 Boom
5.2.5 Link mechanism
5.2.6 Boom disassembly
5.2.7 Wire rope pulley
5.3 Load Cell Check
5.3.1 Boom tilt sensor check
5.3.4 Boom length sensor check
5.3.5 Wire rope damage indication system check
SECTION 6 ELECTRICAL SYSTEM MAINTENANCE
6.1 Fault code
6.2 Common Faults and Solutions
SECTION 7 ELECTRICAL INFORMATION AND SCHEMATIC
7.1 General Introduction
7.2 Multimeter basic operation
7.2.1 Grounding
7.2.2 Backside detection
7.2.3 Minimum value/maximum value
7.2.4 Polarity
7.2.5 Range
7.2.6 Voltage measurement
7.2.7 Resistance measurement
7.2.8 Conduction test
7.2.9 Current measurement
7.3 DEUTSCH Connector
7.3.1 DT/DTP series connector assembly
7.3.2 DT/DTP Series Connector Disassembly
7.3.3 HD30/HDP20 Series Connector Assembly
7.3.4 HD30/HDP20 Series Connector Removal
7.4 Electrical Schematics
7.5 Hydraulic Schematics