PF
Masterbuilt
Power Failure Detected
Display shows PF and cook cycle stops unexpectedly
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Possible Causes
Momentary loss of AC power, Loose power cord connection, Tripped breaker or GFCI, Internal control board brownout detection
How to Fix / Troubleshooting
Safety first: Ensure the grill is stable and cool before troubleshooting.
- 1. Check household power:
- Verify the outlet has steady power and the breaker/GFCI is not tripping repeatedly.
- 2. Inspect power cord:
- Ensure the cord is fully inserted into the outlet and grill.
- Replace the cord if there are visible cuts or burns.
- 3. Restart safely:
- After a power failure, follow Masterbuilt's restart procedure: remove excess pellets from the fire pot, ensure no unburned fuel overload, then restart on SMOKE/LOW.
- 4. If PF recurs frequently:
- Try a different outlet or circuit.
- If only the grill is affected, the control board may be overly sensitive and require replacement.
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Repair Difficulty
Easy
2/5
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