3.3.2 Travelling, Steering, Braking ................................................................................................... 27
3.3.3 Collecting and depositing loads .............................................................................................. 28
3.4 Parking the stacker securely ...................................................................................................... 29
3.5 Deposit the stacker ...................................................................................................................... 29
3.5.1 Deposit the stacker for long time ............................................................................................ 29
3.5.2 Start running after deposit for a long time ............................................................................. 29
F Maintenance........................................................................................................................................ 30
1 Operational safety and environmental protection ....................................................................... 30
2 Maintenance Safety Regulations .................................................................................................. 30
3 Servicing and inspection ................................................................................................................ 31
4 Maintenance checklist .................................................................................................................... 32
5 Oil and lubrication ............................................................................................................................ 35
5.1 Replace hydraulic oil ................................................................................................................... 35
5.2 Replace the key safe parts periodically .................................................................................... 36
G Structure, Principle and Maintenance......................................................................................... 37
1 Driving system ................................................................................................................................. 37
1.1 Drive unit structure ....................................................................................................................... 37
1.2 Working principle .......................................................................................................................... 38
1.3 Notice to installment and use ..................................................................................................... 38
1.4 Fault and troubleshooting ........................................................................................................... 39
1.5 Drive motor .................................................................................................................................... 39
1.6 Electromagnetic brake ................................................................................................................. 42
1.6.1 Working principle ...................................................................................................................... 42
1.6.2 Brake installment ...................................................................................................................... 43
1.6.3 Maintenance ...............................................................
............................................................... 44
1.6.4 Brake air gap adjustment ......................................................................................................... 44
1.6.5 Braking principle diagram ........................................................................................................ 45
1.6.6 Common fault and troubleshooting ........................................................................................ 46
2 Hydraulic system ............................................................................................................................... 47
2.1 Hydraulic system working principle............................................................................................ 48
2.2 Hydraulic unit ................................................................................................................................ 49
2.3 Hydraulic system fault diagnosis and correction .................................................................... 50
3Electricsystem................................................................................................................................... 50
3.1 Principles of electrical system .................................................................................................... 51
3.2 Motor controller ............................................................................................................................ 52
3.2.1 Maintenance ............................................................................................................................... 52
3.2.2 Handheld programmer ............................................................................................................... 53
3.2.3 Fault Code Table ........................................................................................................................ 53
Attachment: List of Bolt Tightening Torques ................................................................................ 55
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