Chefman Auto-Off Control / Thermostat Stuck Closed

Warming plate stays hot for too long or does not turn off automatically.

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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

Control board auto-off relay stuck, Thermostat welded closed, Firmware error in timer logic

How to Fix / Troubleshooting

Safety first: Unplug the coffee maker when not in use to prevent overheating or fire risk.

Steps:

  • Verify the auto-off time setting in the user manual and adjust if possible.
  • Observe whether the plate remains hot well beyond the expected auto-off period.

If the plate does not turn off automatically, discontinue unattended use. The control board or warming plate thermostat likely needs replacement.

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Repair Difficulty

Hard 4/5

Required Part

Warming Plate Thermostat
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