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gene, RV Mechanic
Category: RV
Satisfied Customers: 1100
Experience:  28 yrs exp in the industry
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I have a mack rooftop rv ac 13500btu the,.. fan will not

Customer Question

i have a coleman mack rooftop rv ac 13500btu the,.. fan will not work on high.the compressor works on hi and lo fan
Submitted: 1 year ago.
Category: RV
Expert:  Larry Welch replied 1 year ago.

That is probably your control unit

Customer: replied 1 year ago.
sorry, i did not know you would respond.I have replaced control thermostat,fan motor and capacitor.I am getting 12vdc from control unit to box in the ac unit under the filter grille. also the fan only will not work in hi or lo