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WARNING!
Make sure that the replacement module has exactly the same type code as the
old module.
WARNING!
Beware of hot coolant. Do not work on the liquid cooling system until the
pressure is lowered down by stopping the pumps and draining the coolant.
High-pressure warm coolant (6 bar, max. 50 °C) is present in the internal cooling
circuit when it is in operation.
WARNING!
Use the required personal protective equipment. Wear protective gloves and
long sleeves. Some parts have sharp edges.
Removing the module
1.
Do the steps in section
2.
Assemble the service platform delivered with the drive. Refer to section
the service platform (page
3.
Remove the shrouding in front of the module.
4.
Remove the locking screws of the swing-out frame (if present) and open it.
5.
Disconnect the wiring from the module and move it aside. Use cable ties to keep
the wiring out of the way.
6.
Remove the L-shaped DC busbars at the top of the module. Make note of the
orientation of the screws as well as the order of the washers.
Electrical safety precautions (page
118).
Maintenance 115
43).
Assembling
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