How To Test Ac Compressor Clutch. Touch the probes to the clutch coil terminals. If your cars AC compressor clutch wont engage and low side and high side pressures are within specifications test compressor clutch coil.
2 inch lift bumper and winch 33 mud claw. The air conditioning clutch relay transfers power like a switch from the interior AC controls of an automobile to the AC compressor engaging the compressor clutch. How to Test an AC Clutch Coil by Jack Hathcoat.
The AC compressor is the heart of the system and without a good compressor the unit will not function.
Step 1 Inspect the AC compressor for any damage. The compressor is engaged by the compressor clutch made up of a powerful electromagnet and a drive plate. Checking an AC clutch relay is a process of eliminating possible connection failures. Set all air conditioning controls to the MAX before kicking off the engine.
