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72 Maintenance
16. Lower the module on a pallet. Keep the lifting chain attached to the module and attach
the module safely to the pallet.
17. Remove the lifting chains from the old module and move the pallet out of the way.
18. Install the new module:
a. Attach the lifting hooks to the module, lift the module and place it on the module
guide plate. Keep the weight on the lifting device.
b. Push the module into cabinet.
c. Fasten the module fastening screws.
d. Remove the lifting chains.
e. Reinstall the DC busbars and fuses above the module.
f.
Connect the plug connector and fiber optic connectors.
g. Reconnect the coolant pipes to the module.
h. Fill up the cooling system.
i.
Reinstall all shrouds removed earlier.
j.
Remove the lifting device.
8
9
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