Polaris Unstable Low-Voltage Power Supply

Display is very dim or flickers; cooker may reset when heating starts.

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.

Possible Causes

Weak electrolytic capacitors on main board, Loose mains connection, Overloaded power outlet, Partial short in display board

Safety first: Unplug before internal inspection.

Check outlet and cord: Ensure a solid connection and avoid using thin extension cords.
Inspect board capacitors: Look for bulging or leaking capacitors in the low-voltage section. Replace the main board if multiple capacitors are failing.
Check connectors: Reseat the connector between main board and display board.
Test on different outlet: Rule out household wiring issues by trying another circuit.

Hard 4/5

Main Control Board (Power Supply Section) / Display Board

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