Applicable Systems
Vacon 100
Symptoms
Fan cooling fault: cooling fan failure detected.
Possible Causes
- Fan motor failure
- Fan bearing seized
- Fan power supply fault
Troubleshooting Steps
- Step 1: Check fan operation
Fan rotates freely at rated speed - Step 2: Inspect for obstruction
No obstructions - Step 3: Replace fan if faulty
New fan operates correctly
How to Reset
Reset via control panel after fan replacement.
Source: Vacon NXP Quick Guide, Danfoss/Vacon
Category: PLC & VFD