Sinoboom TB20J Plus

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94 TB20J Plus Maintenance Manual

HYDRAULIC SYSTEM

Table 8-1 (Continued)

4. Hydraulic tank 9. Boom function manifolds 14. Open-circuit variable

displacement pump

5. Accumulator

10. Slewing cushion valve 15. Closed-circuit variable

displacement pump

Main Page

Table of Contents9
Safety Warning Symbols and Signs13
Maintenance Safety Precautions17
General17
Instructions before Maintenance17
Requirements for Maintenance17
Personnel17
Precautions before Maintenance17
Maintenance Safety18
Considerations after22
Maintenance22
Technical Characteristics23
Machine Specifications23
Specifications of Major25
Components25
Engine25
Reducer26
Motor27
Battery27
Hydraulic Pump27
Function Speed27
Weight of Major Components28
Pressure Requirements29
Oil Requirements30
Torque Specifications31
Special Torque Requirements31
Fastener Torque Specifications32
Hydraulic Hose Torque34
Hydraulic Fitting Torque34
Maintenance Instructions2537
Inspection and Preventative Mainte37
Nance Schedule37
Pre-Delivery Inspection37
Pre-Operation Inspection37
Frequent Inspection37
Annual Machine Inspection37
Preventive Maintenance37
Responsible Persons and Qualifi- Cations for Performing Inspection38
And Maintenance38
Inspection and Preventative Main38
Tenance Schedule38
General Maintenance42
Instructions42
Major Modification and Repair46
Chassis and Turntable Assembly47
Chassis and Turntable System47
Chassis Tilt Sensing System47
Travel Drive System47
Travel Speed Reduction System47
Reverse Drive Confirmation System47
Outrigger Oscillating System47
Tire Assembly47
Check Wheel Fasteners48
Replacement Requirements48
Replace Tires48
Travel Drive Device49
Check Disengaged Drive Hub Cap50
Check Oil Level in Travel Reducer50
Replace Gear Oil in Travel Reducer50
Disassembly and Installation50
Slewing Mechanism51
Check Oil Level in Slewing Reducer52
Reducer53
Lubricate Slewing Bearing53
Inspect Slewing Bearing Bolts53
Adjust Gear Backlash of Slewing55
Mechanism55
Disassembly and Installation55
Counterweight57
Hydraulic Generator57
Installation57
Debugging58
Battery59
Boom and Platform Assembly61
Boom and Platform System61
Broken Wire Rope Detection System61
Platform Control Enable System61
Transport Position Sensing System61
Load Sensing System61
Platform and Jib Boom62
Platform Controller62
Platform Assembly62
Jib Boom Assembly63
Swing Cylinder63
Upward Leveling Cylinder64
Boom64
Cable Track Assembly64
Downward Leveling Cylinder65
Lift Cylinder65
Main Boom Assembly66
Boom Slider67
Telescopic Wire Rope68
Telescopic Cylinder70
Power System71
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Yanmar 4TNV88-BDFLTC83
Cummins QSF2.890
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Auxiliary Power System103
Hydraulic System105
Layout of Hydraulic Elements105
Function Valves107
Hydraulic Oil117
Check Oil Level117
Oil117
Replace Hydraulic Oil117
Hydraulic Tank118
Air Filter118
Return Filter118
Suction Filter118
Hydraulic Oil High-Pressure119
Filter119
Oscillating Cylinder Exhausting119
Oscillation Function Check119
Check Counterbalance Valve119
Locking119
Check Tie Rod of Oscillation Multi120
Way Valve120
Test Oscillating Outrigger Function120
Inspect Cylinder Drift120
Hydraulic Symbols120
Hydraulic Schematic Diagram122
Electrical System125
Battery125
Inspection125
Adding Water126
Equalization126
Storage126
Fault Codes Description127
Machine Fault Codes127
Engine Fault Codes130
Basic Trouble Shooting130
Electrical Symbols133
Electrical Schematic Diagram135
Electrical Schematic Diagram of135
Turntable135
Electrical Schematic Diagram of141
Platform141
Electrical Schematic Diagram of143
Engine143
Electrical Schematic of Hydraulic145
Generator145
Functions and Controls147
Drive Function147
Braking Function147
Tilt Protection Function148
Maximum Working Envelope148
Limit Function148
Overload Limit Function149
Control System151
Display Interface151
Main Interface after Booting153
Description of Icon Functions153
Language Setting154
Test-Run Information155
Sensor Calibration155
Weight Calibration156
Joystick Calibration156
Advanced Setting (Topic)157
Sensor Configuration157
Turntable Enable157
Standardization158
Proportional Configuration159
Parameter Restore/Save161
System Information162
Time Setting162
Sensor Information162
Digital Input Information163
Digital Output Information163
Proportional Information164
Engine Information164
Turntable Panel Information167
Platform Information167
Alarm Information168
Options171
Anti-Pinch Device171
Device Components172
Installation and Removal173
Instructions for Use173
Platform Pipe Support Device174
Device Components175
Installation and Removal176
Instructions for Use177
Glass Panel Bracket Device177
Device Components178
Installation and Removal179
Instructions for Use180
Platform Fence Device180
Device Components181
Installation and Removal183
Instructions for Use185
Appendix187
Major Modification and Repair187
Record187
Maintenance Schedule188

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