Compressor Clutch Coil: Service and Repair

CLUTCH AND CLUTCH FIELD COIL

Special Tool(s):

Special Tool(s)







Removal
1. Remove the A/C compressor.







2. Remove the A/C clutch disc and hub nut.
1 Hold the A/C clutch disc and hub with the special tool.
2 Remove the nut.

3. Remove the A/C clutch disc and hub.
4. Remove the A/C compressor pulley snap ring.







5. CAUTION: Do not use air tools. Damage to the A/C compressor pulley may result.

Using the special tool, remove the A/C clutch pulley.

6. Remove the A/C clutch field coil snap ring.







7. Remove the A/C clutch field coil.
1 Remove the bolt.
2 Remove the thermal limiter and A/C clutch field coil.

Installation

1. NOTE: The A/C clutch components should be reused unless obvious signs of damage are found. If excessive grooving is found, a new A/C clutch disc and hub and a new A/C compressor pulley must be installed together. Otherwise, each component can be installed individually where needed.

Visually inspect the A/C clutch disc and hub, A/C compressor pulley and A/C clutch field coil for damage.
- Inspect for physical damage including cracked or melted components or discoloration due to excessive heat.
- Inspect for excessive wear including grooving in the A/C clutch disc and hub or A/C compressor pulley that is more than fingernail depth.
- Inspect for roughness in the A/C compressor pulley bearing.

2. Clean the A/C clutch disc and hub, A/C compressor pulley and A/C clutch field coil mounting surfaces.
3. Apply a pea-sized drop of silicone sealant to the thermal limiter socket.







4. Install the A/C clutch field coil.
1 Install the A/C clutch field coil.
2 Install the thermal limiter.
3 Tighten to 6 Nm (53 lb-in).

5. Install the A/C clutch field coil snap ring.







6. NOTE: The A/C compressor pulley is a tight fit on the A/C compressor. It must be correctly aligned during installation.

Install the A/C compressor pulley.
1 Install the special tool.
2 Install the A/C compressor pulley.

7. Install the A/C compressor pulley snap ring with the bevel side out.
8. Place one nominal thickness A/C clutch disc and hub spacer inside the clutch hub spline opening.
9. Install the A/C clutch disc and hub.







10. Install the A/C clutch disc and hub nut.
1 Hold the A/C clutch disc and hub with the special tool.
2 Tighten to 26 Nm (19 lb-ft).







11. Measure and adjust the clutch air gap by removing or adding A/C clutch disc and hub spacers.
12. Install the A/C compressor.