Nexgrill Intermittent Flame-Out During Early Cook

Pellet grill starts but then shuts down after 5–15 minutes with unburned pellets in fire pot

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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.

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Possible Causes

Combustion fan slowing or stopping, Poor pellet quality, Excessive ash choking air holes, Auger feed rate too low or intermittent

How to Fix / Troubleshooting

Safety first: Turn OFF, unplug, and let the grill cool before cleaning.

  • Clean fire pot and burn area: Vacuum ash from the fire pot, including all air holes, and from the bottom of the cook chamber.
  • Inspect combustion fan: Access the fan and clean blades and housing. Ensure it spins freely and runs continuously during operation.
  • Use high‑quality pellets: Switch to a fresh bag of premium hardwood pellets and discard any damp or crumbly pellets.
  • Observe auger feed: During a test run, watch pellet delivery. If feed is sporadic, inspect the auger motor and coupler for binding or slipping.
  • Shield from wind: Strong wind can blow out the flame. Position the grill in a more sheltered location.
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Repair Difficulty

Medium 3/5

Required Part

Combustion Fan Assembly
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