Communication error between boards.
Communication error between boards.
Likely cause: Control board fault, loose wiring connection, or relay failure
Power cycle the unit: unplug for 30 seconds, then reconnect. Check all internal wiring connections for looseness. If error persists after power cycle, the control board or main PCB needs replacement.
Difficulty: Moderate Repair
Consider calling a professional for this repair.
Communication error between boards..
Control board fault, loose wiring connection, or relay failure.
Power cycle the unit: unplug for 30 seconds, then reconnect. Check all internal wiring connections for looseness. If error persists after power cycle, the control board or main PCB needs replacement. Estimated repair cost: $150-400.
This is rated as moderate repair. This may require a professional technician.
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