Maintenance and hardware diagnostics 149
Replacing the auxiliary cooling fan, IP21 and IP55 (UL Type 1 and UL
Type 12) frames R5…R9
WARNING! Obey the instructions in chapter Safety instructions on page 13.
Ignoring the instructions can cause physical injury or death, or damage to the
equipment.
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 Precautions before
electrical work on page 16 before you start the work.
2. Remove the front cover (see page 63).
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.
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