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you unplug it during the summer

forgot to mention check the ignition board there should be a rly that sends the other leg of power to the inducer motor make sure its stuck shut

Allens right the motor is shorted internally winding to winding, i've seen this at least 5 times. use an ohm meter to check windings you'll see whats going on, the assembly for this is around...

single phase will not run backwards only 3 phase can. if the rpm's look about right, correct the problem with a new fan blade thats meant for the rotation... a little cheaper than a new motor andless...

have you checked your TXV screens? i'd start there if you don't have liquid cores.

your crankcase pressure is your suction pressure, you should always check as close to the compressor as possible. usually at the service suction valve you can access psi readings. I maintain...

Did you check the xpansion valve screen? whats your low side psi doing, if it drops it sounds like unit's not metering any gas