Replacing The Auxiliary Cooling Fan, Ip55 (Ul Type 12) Frame R4 - ABB ACH580-01 Hardware Manual

236 Maintenance and hardware diagnostics


Replacing the auxiliary cooling fan, IP55 (UL Type 12) frame R4

WARNING! Obey the instructions in chapter
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
electrical work
2. Remove the control panel: Press the retaining clip of the IP55 panel cover (2a)
and open the cover (2b). Press the retaining clip of the control panel at the top
(2c) and pull it forward from the top edge (2d)
3. Remove the front cover: Loosen the retaining screws (6 pieces) with a
screwdriver (3a) and lift the cover from the bottom outwards (3b) and then up (3c).
4. Unplug the fan power supply wires from the drive.
5. Detach the fan cable from the clips.
6. Pull the fan off.
7. Install the new fan in reverse order.
Note: Make sure that the arrow on the fan points down.
2c
2a
2b
3b
R4: x6 3a
on page 18 before you start the work.
2d
3c
Safety instructions
Precautions before
on page 15.
4
5
6