￭
Replacing the auxiliary cooling fan, IP21 and IP55 (UL Type 1 and
UL Type 12) frames R6…R9
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 disconnect it from the power line. Wait for 5 minutes and
then make sure by measuring that there is no voltage. See section Electrical
safety precautions (page 24) before you start the work.
2. Remove the front cover (see section IP21 (UL Type 1) (page 92)).
3. Unplug fan power supply wires from the drive.
4. Release the retaining clips.
5. Lift the fan off.
6. Install the new fan in reverse order.
Note: Make sure that the arrow on the fan points up.
Maintenance 255
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