Hi CBrad73, Welcome to 2carpros and TY for the donation
Have the low and high pressure check to verify if its in normal range
You might want to start by check the vacuum actuator of the air blend door, faulty low pressure cut off switch, magnetic clutch or its freezing up due to air and moisture forming ice and blocking off the orifice tube.
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Wednesday, June 23rd, 2010 AT 2:41 AM