ABB ACS880-207, Hardware Manual

Page: 86 / 148

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Replacing the cooling fan in the incoming cubicle
WARNING!
Obey the safety instructions of the drive. If you ignore them, injury or death,
or damage to the equipment can occur.
1. Stop the drive and do the steps in section Electrical safety precautions (page 46) before
you start the work.
2. Remove the shrouding (if any) in front of the fan.
3. Disconnect the fan wiring (a).
4. Remove the fastening screws (a) and finger guard (b) of the fan.
5. Install the new fan in reverse order. Make sure that the arrow indicating the air flow
direction points up.
„
4a
3 4
3a
4b
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Replacing the fan in the auxiliary control cubicle
WARNING!
Only qualified electricians are allowed to do this work. Read the complete safety
instructions of the drive. Ignoring the instructions can cause physical injury or
death, or damage to the equipment.
1. Disconnect the drive from the AC power line and make sure it is safe to start the work.
See section Electrical safety precautions (page 46) .
2. Remove the shrouding from in front of the fan.
3. Unplug the power supply cable of the fan.
4. Remove the fastening screws of the fan.
5. Install the new fan in reverse order.
86 Maintenance