took the insert apart today and installed new blower motor(just went to lowes and bought a bathroom vent motor...worked great just had to cut the shaft off a little to make it work...working great but no heat all day house got to 63 degrees(to stuborn to turn heat pump on as i was the only one home)...got it back up about 6 oclock....been running her pretty hard...temps in the house are now 75 76....now i gotta choke her down good(which is taking a little while) before i load her down for the night.