3. Remove the shroud.
4. Unplug the plug connector on top of the module (a), and the plug connector and
fiber optic connector in front of the module (b).
5. Remove the lower support bracket of the module.
6. Remove the fastening bolts of the DC busbars (a) and the DC busbars carefully.
Do not drop anything inside the module. Remove the fastening bolts of the AC
busbars (b).
7. Remove the cooling fan plug connector (a) and the cooling fan (b). See also section
about the cooling fan replacement.
8. Remove the side fastening screws of the module on the top (a) and bottom (b).
9. Attach a lifting device to the lifting eyes of the module (a).
10. Remove the upper support brackets of the module (a).
11. Pull the module out of the cabinet carefully. Keep the weight on the lifting device
constantly.
12. Lift the module down onto a pallet.
13. Keep the lifting chain attached to the module and attach the module safely to the
pallet.
14. Remove the lifting chain from the old module and move the module away.
15. Install a new module in reverse order.
16. Close the cubicle door.
Maintenance 195
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