Compressor Clutch: Service and Repair

COMPRESSOR


MAGNET CLUTCH : Removal and Installation of Compressor Clutch


REMOVAL

Overhaul
1. Fix clutch disc.
2. Remove center bolt, and then remove clutch disc.
3. Remove snap ring using external snap ring pliers.
4. Position center pulley puller on the end of the drive shaft, and remove pulley assembly using any commercially available pulley puller.
To prevent pulley groove from being deformed, puller claws should be positioned into the edge of the pulley assembly.
5. Disconnect harness connector from compressor unit.
6. Remove snap ring using external snap ring pliers, and then remove field coil.

INSTALLATION
1. Install field coil (1).





Be sure to align the coil's pin (2) with the hole in the compressor's front head.
2. Install field coil harness clip.





3. Install pulley assembly (1) using pulley installer
(SST:KV99106200) (A) and a hand press, and then install snap ring (2) using snap ring pliers.
4. Install clutch disc on drive shaft together with original shim(s). Press clutch disc down by hand.
5. Tighten center bolt to the specified torque while fixing clutch disc not to rotate.
After tightening the bolt, check that the pulley rotates smoothly.

Break-in Operation
When replacing compressor clutch assembly, always perform the break-in operation by engaging and disengaging the clutch approximately 30-times. Break-in operation increases the level of transmitted torque.