ABB Frequency Converter ACC 601-0005-3

Warning: The heatsink should be checked and cleaned annually to prevent overtemperature warnings and faults.

Choose the cleaning method used

If using compressed air, ensure the cleaning is carried out in another room or outdoors.

Was fan rotation prevented during cleaning?

Sign off on the heatsink cleaning

Warning: Only trained personnel should perform this procedure.

Enter the current usage hours of the ACx 601 unit

Is there an increase in noise from fan bearings?

Is there a gradual rise in the heatsink temperature despite cleaning?

If the above symptoms are present, fan replacement is recommended.

Was the fan successfully removed from the bottom of the frame?

Replacement fans should be sourced from ABB only.

Sign off on the fan replacement procedure

Warning: Only trained personnel should perform this procedure

Enter the current hours of the capacitors

Check if the capacitors are functioning properly

If capacitors are not functioning, contact ABB for replacements

Upload a photo of the faulty capacitors

Describe the issue with the capacitors

Do not attempt operation with other than ABB specified spare parts

Capacitors replaced with ABB specified spare parts?

Sign off on the capacitors replacement