ERR_FAN_LOW
Warning
Antminer – Fan RPM Too Low
fan speed below minimum threshold
Warning — Should be addressed soon
Affected Models:
All Antminer models
Symptoms
- Fan RPM below expected range
- Miner may throttle hashrate
- Temperature gradually increasing
Step-by-Step Fix
1
Check for dust buildup on fan blades and clean with compressed air.
2
Reseat fan connector on control board.
3
Check if fan blades are physically damaged or deformed.
4
If RPM remains low after cleaning, the fan bearing is wearing out. Replace the fan.
Related Error Codes
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