Maintenance
108
Replacing the drive module (R7 and R8)
1. Remove the shroud.
2. Undo the fastening screws.
3. Disconnect the input power busbars from the module.
4. Disconnect the power supply cable from the APOW board.
5. Disconnect the door wires.
6. Remove the air guide.
7. Remove the fastening bracket.
8. Remove the front cover of the module.
9. Disconnect the fibre optic cables from the AINT board and mark down the
terminals for reconnecting.
Note: Drives with safety functions (options +Q963, Q964, +Q965, +Q966 or
+Q968): Disconnect the STO cable from the module.
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