Clatronic Relay chatter / unstable power supply

Ice maker makes a clicking sound repeatedly but does not start a cycle.

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 mains voltage, Failing main PCB power supply, Shorted load causing relay to drop out, Loose internal connections

Safety first: Unplug the unit before inspecting internal components.

Check outlet voltage: Use a multimeter to confirm stable voltage at the outlet.
Inspect PCB: Look for bulging capacitors or burnt components in the power supply section of the main PCB.
Secure connections: Tighten all spade connectors and reseat PCB plugs.
Replace PCB: If relay chatter persists and voltage is stable, replace the main control PCB.

Hard 4/5

Main Control PCB

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