Compressor Clutch: Testing and Inspection

PART 1

Magnetic Clutch Inoperative (Part 1):

PART 2

Magnetic Clutch Inoperative (Part 2):

PART 3

Magnetic Clutch Inoperative (Part 3):

Magnetic clutch will not engage when high side pressure falls below 28 psi or rises above 384 psi.
The super heat switch (SHS) prevents clutch engagement is refrigerant charge is insufficient.