ERR20
Gourmet Grillson
General Internal Controller Fault
Display shows ERR20; grill shuts down and indicates an internal fault.
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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
Corrupted firmware, Internal memory error on control board, Overvoltage event damaging logic circuits
How to Fix / Troubleshooting
Safety first: Unplug the grill before removing the control panel.
- Power reset: Unplug the grill for at least 5 minutes to fully discharge the control board. Plug back in and check if ERR20 clears.
- Firmware reload: If your Gourmet Grillson model supports firmware updates via USB or app, reload the latest firmware from the official source.
- Inspect board: Remove the control panel and visually inspect the main control board for burned components, bulging capacitors, or corrosion. If any are present, replace the board.
- Replace control board: If ERR20 persists after reset and firmware update, install a new Gourmet Grillson main control board, transferring all connectors one by one to the new board.
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Repair Difficulty
Hard
4/5
Required Part
Main Control Board
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