ABB ACH580 Series Installation, Operation And Maintenance Manual page 82

82
Replacing the second auxiliary cooling fan IP55 (UL Type 12), frame R8
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 work
2. Remove the IP55 front cover.
3. Remove the lower front cover from the IP55 cover.
4. Unplug the fan power supply wires.
5. Remove the fan.
6. Install the new fan in reverse order. Make sure that the arrow on the fan point up.
ACH580 Ultra-Low Harmonic Drives Installation
ACH580 Ultra-Low Harmonic Drives Installation, Operation and Maintenance Manual
WARNING! Obey the instructions in chapter
you ignore them, physical injury or death, or damage to the equipment can
on page 18 before you start the work.
Safety instructions on page 15. If
Precautions before