D Darn furnace New Member Oct 24, 2017 #1 Furnace blower motor turns freely with no power applied. Once thermostat is on, motor locks up. What causes this?
Furnace blower motor turns freely with no power applied. Once thermostat is on, motor locks up. What causes this?
MikeMl Well-Known Member Most Helpful Member Oct 24, 2017 #2 Bad starting capacitor, bad centrifugal switch, open winding
D Darn furnace New Member Oct 24, 2017 #3 MikeMl said: Bad starting capacitor, bad centrifugal switch, open winding Click to expand... Thanks