Replacing The R6I And R7I Module Cooling Fan - ABB ACS880-104 Hardware Manual

182 Maintenance

Replacing the R6i and R7i module cooling fan

Frame R6i modules have one fan, R7i modules have two.
WARNING!
Read the safety instructions given in Safety instructions for ACS880
multidrive cabinets and modules (3AUA0000102301 [English]). If you
ignore them, injury or death, or damage to the equipment can occur.
1. Stop the drive and do the steps in section
you start the work.
2. Open the door. Remove any shrouding in front of the fan unit.
3. Remove the front plate.
4. Remove the two screws that lock the fan unit.
5. Unplug the power supply wire(s) of the fan(s).
6. To free the fan holder, pull it slightly outwards (about 5 mm), then downwards.
7. Detach the fan(s) from the fan holder.
8. Install new fan(s) in reverse order to the above.
9.
Note:
The airflow direction is bottom-to-top. Make sure that the airflow direction arrow on the
fan points upward.
Electrical safety precautions (page 144)
6
8
4
3
before