E10
Hotpoint Main Control Board Power Supply Fault

E10 error, unit may not power up fully or may shut down unexpectedly

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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

Failed low-voltage power supply on main PCB, Burnt components due to surge, Loose mains connector, Internal short on control board

How to Fix / Troubleshooting

Safety: Unplug the wine cooler. Do not touch exposed live parts. If you smell burning, keep the unit disconnected.

  • Check outlet and cord: Verify the wall outlet has correct voltage and the power cord is not damaged or overheated.
  • Inspect main control board: Remove the rear or top access panel to view the PCB. Look for burnt spots, bulging capacitors, or melted connectors.
  • Reseat connectors: With power disconnected, unplug and reconnect all harnesses to the board to ensure good contact.
  • Look for moisture: Any signs of water on or near the board must be addressed by drying and fixing the source of the leak before further use.
  • Replace main control board: If visible damage is present or E10 persists, install a genuine Hotpoint main control module. Transfer any jumpers or configuration plugs from the old board as per service instructions.
  • Test operation: Restore power and verify that the display powers up and the error is cleared. If the unit still fails, discontinue use and contact a professional.
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Repair Difficulty

Professional Required 5/5

Required Part

Main Control Board
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