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You might try swapping its “brain box” with another to see if the problem follows it? Ours are located in the ceiling of a basement. Your results may vary.
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When I had a problem with one not working it was suggested do a whole coach shut down/reset.
solved my problem
Jim
Jeff and Lindsay
91 Marathon XL -
When you punch cool it dose not respond l have changed breakers so l have power tp Sox’s all time not using dash buttonsl have power to smx
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