I've worked on an assortment of AC equipment, but I have no experience
with heat pumps or with Trane brand.
That said, it sure as heck sounds like your compressor is burnt out.
If you want to test the capacitor, isolate it (pull the wires off).
Discharge it (cross the terminals with a screw driver). Use the farads
scale on the Fluke, which should be indicated with a symbol that looks
a bit like this --|(-- and the screen should read a number of uF.
Probably about 30 to 40 uf in your capacitor.
However, t his is clutching straws. My sense is your compressor is
Christopher A. Young
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