Minor Compressor Repair Procedures

MAGNETIC CLUTCH

Remove or Disconnect

1. Pressure plate.

Removing Shaft Nut:

A. Using a socket and tool J 7624, remove shaft nut.

Installing J 34878:

B. Install tool J 34878 to pressure plate.

Removing Pressure Plate:

C. Remove pressure plate.

Removing Shim:

D. Remove shims from shaft.

Removing Snap Ring:

A. Using snap ring pliers J 5403, remove snap ring.

Removing Rotor:

B. Tap rotor off the shaft using a plastic hammer.

NOTICE: Be carful not to damage the pulley when tapping off rotor.

3. Stator.

Disconnecting Stator Wires:

A. Disconnect stator lead wires from compressor housing.

Removing Snap Ring:

B. Using snap ring pliers, remove snap ring.

Removing Stator:

C. Remove stator.

Install or Connect

1. Stator.
A. Stator on compressor.
B. New snap ring using special tool J 5403.
C. Stator lead wires to compressor housing.

2. Rotor.
A. Rotor on compressor shaft.
B. New snap ring using special tool J 5403.

3. Pressure plate
A. Adjust the clearance between the pressure plate and the rotor by putting shims on the compressor shaft. Standard Clearance: 0.5mm ± 0.15mm (0.020 in. ± 0.0059 in.) If the clearance is not within this tolerance, alter the number of shims to obtain standard clearance.
B. Pressure plate.

Torquing Shaft Nut:

C. Using special tool J 7624 and a torque wrench, install the shaft nut.

Tighten
^ Shaft nut to 11 N.m (8 lb. ft.).

4. Check Magnetic Clutch Clearance

Installing Dial Gage Set:

A. Install a dial gage set J 8001-M to the pressure plate of the magnetic clutch.
B. Connect magnetic clutch lead wire to the positive (+) battery terminal.
C. Check the clearance between the pressure plate and the rotor, then connect the negative (-) terminal of the battery to the clutch lead wire and re-check clearance.

Standard Clearance: 0.5mm ± 0.15mm (0.020 in. ± 0.0059 in.).