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Re: no high blower
Posted to HVAC Forum on 4/27/2019 1 Reply

This favors a bad switch. If you have a ground issue there would be no operations. Also, the mode selector could be at fault if it only happens in 1 mode or another. Lastly, check AC compressor clutch for excess resistance. It can overload the mode switch. Che... Login to read more.

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