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gudakunstk 03-02-2013 02:11 PM

My Luxaire high performance furnace red light flashes four times meaning open limit switch....i changed filter....but main blower does not kick in to blow air.....does this mean my man blower is out

beenthere 03-02-2013 04:35 PM

Or the capacitor or control board. Check to see if the board is sending 120 volts to teh motor.

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