Masterbuilt
Auger or Fan Mechanical Noise
Loud grinding or squealing noise from hopper area during operation
Advertisements
Safety Warning
This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.
If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.
Advertisements
Possible Causes
Dry or worn auger bushings, Foreign object in auger tube, Debris in combustion fan blades, Failing auger motor bearings
How to Fix / Troubleshooting
Safety first: Unplug the grill before placing hands near moving parts.
- 1. Isolate noise source:
- Listen carefully to determine if the sound is from the auger (intermittent with feed) or fan (continuous).
- 2. Inspect auger:
- Empty hopper and remove auger motor.
- Pull auger shaft and check for rocks, screws, or hard pellet clumps.
- Clean and lightly lubricate the auger shaft bushings with a high-temp, food-safe lubricant (avoid excess).
- 3. Inspect fan:
- Access the combustion fan and remove any debris.
- Tighten fan mounting screws.
- 4. Replace worn components:
- If the auger motor shaft has excessive play or noise, replace the auger motor.
- If the fan motor is noisy or loose, replace the combustion fan assembly.
Advertisements
Repair Difficulty
Medium
3/5
Advertisements