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This one is a TT300. And yes the refrigerant flow has been checked, solenoids are working.

Earlier it did have a couple of single phase over current faults due to flooding of the evaporator. The...

The data below is typical from the fault log. The RPM is over 30000 and the back EMF is below 0.07. It certainly seems like deterioration of the magnetic strength.

Compressor Demand% 83.20%
Inlet...

Does anyone know how to remedy the “Motor back EMF is low” fault on a Turbocor compressor?
I understand that this fault may be because by reduced strength of the magnetic field in the rotor. Can...