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mgonzalezSep 7, 2025
What causes a communication error between the wired controller and main PCB of the indoor unit on DeDietrich MUSE40-2?
- CCarla Castro DDSSep 7, 2025
A communication error between the wired controller and the main PCB of the indoor unit on your DeDietrich Air Conditioner may arise from: * Damage to the wired controller. * Damage to the main PCB on the indoor unit. * Defective wiring.




