DEMAG DC-II Operating And Maintenance Instructions Manual page 8

OPERATING AND MAINTENANCE INSTRUCTIONS
7.10.7.5 Steps after replacing the chain set.................................................................................... 125
7.10.8 Chain guides......................................................................................................................... 126
7.10.9 Lubricating the chain............................................................................................................. 127
7.10.9.1 Lubricating the chain with a grease tube........................................................................... 127
7.10.9.2 Lubrication intervals of the chain....................................................................................... 128
7.11 Load hook..........................................................................................................................................130
7.11.1 Load hook dimensions and wear...........................................................................................130
7.11.2 DC-Pro II hook safety latch................................................................................................... 130
7.11.3 Checking the return sprocket in the hook block..................................................................... 130
7.11.4 Replacing DC-II 1–DC-II 10 hook assembly.......................................................................... 131
7.11.5 Replacing the bottom block with external cut-off springs, 2/1 reeving....................................132
7.12 Buffers and cut-off springs.............................................................................................................. 134
7.12.1 Checking the cut-off buffers and cut-off springs.....................................................................134
7.12.2 Buffer and cut-off spring arrangement................................................................................... 135
7.13 Brake..................................................................................................................................................137
7.13.1 Maintaining the brake............................................................................................................137
7.13.2 Checking the brake wear.......................................................................................................138
7.13.3 Replacing the brake.............................................................................................................. 139
7.14 Slipping clutch.................................................................................................................................. 142
7.14.1 Checking the slipping clutch..................................................................................................142
7.14.2 Adjusting the slipping clutch.................................................................................................. 142
7.15 Maintaining the gearbox................................................................................................................... 145
7.15.1 Gear oil................................................................................................................................. 145
7.15.2 Changing the gear oil............................................................................................................ 145
7.16 Replacing the contactor on the control board................................................................................ 147
7.17 Replacing the relay on the control board........................................................................................ 148
7.18 Replacing the control cable..............................................................................................................149
7.19 Finishing maintenance..................................................................................................................... 151
8 Troubleshooting................................................................................................................................ 152
8.1 Safety during troubleshooting......................................................................................................... 152
8.2 7-segment display.............................................................................................................................153
8.2.1 Troubleshooting when the display indicates malfunction....................................................... 153
8.3 Operating statuses and general messages.....................................................................................153
8.4 Warning messages............................................................................................................................154
8.5 Error messages................................................................................................................................. 155
9 Transportation, storage and dismantling........................................................................................ 157
9.1 Transporting the product..................................................................................................................157
9.2 Transport inspection.........................................................................................................................157
9.3 Packaging.......................................................................................................................................... 157
9.4 Storing the product...........................................................................................................................157
9.5 Returning the product to use........................................................................................................... 158
9.6 Dismantling the product................................................................................................................... 158
APPENDIX I: Recommended tightening torques........................................................................................ 159
APPENDIX II: DC-II 1–DC-II 10 solo hoist circuit diagram.......................................................................... 160
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