Compressor Clutch: Service and Repair

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CLUTCH AND CLUTCH FIELD COIL REMOVAL/INSTALLATION - 2.5L AND 3.0L









Removal

1. Remove the A/C compressor. See - Air Conditioning (A/C) Compressor Removal/Installationor - Air Conditioning (A/C) Compressor Removal/Installation.






2. Remove the A/C clutch disc and hub bolt.
a. Using a suitable spanner-type wrench, hold the A/C clutch disc and hub.

b. Remove the A/C clutch disc and hub bolt.

3. Remove the A/C clutch disc and hub and the A/C clutch disc and hub spacer(s).

4. Remove the A/C compressor pulley snap ring.






CAUTION:Do not use air tools. Damage to the A/C clutch pulley or A/C compressor may result.
5. Remove the A/C compressor pulley.
a. Install the A/C compressor shaft protector.

b. Install a suitable 3-jaw puller on the A/C Compressor Shaft Protector and A/C compressor pulley.

c. Remove the A/C compressor pulley.

6. Remove the 4 A/C clutch field coil screws.

7. Remove the A/C clutch field coil.

Installation

NOTE:A new A/C compressor may come equipped with a clutch and pulley. If not, the A/C clutch components should be reused unless obvious signs of damage are found.
1. 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 field coil and pulley mounting surfaces.

3. Install the A/C clutch field coil.

4. Install the 4 A/C clutch field coil screws.






CAUTION:The Air Conditioning (A/C) compressor must be positioned on the press so that only the flat part of the A/C compressor housing is contacting the base with the A/C compressor shaft aligned with the center of the press shaft. If the A/C compressor is not installed correctly on the press, the A/C compressor and/or A/C compressor pulley will be damaged.
5. Install the A/C compressor pulley.
a. Install the A/C compressor on a suitable press.

b. Position the A/C compressor pulley on the A/C compressor.

c. Install the A/C clutch installer on the A/C compressor pulley.

d. Using the press, install the A/C compressor pulley.

6. Install the A/C compressor pulley snap ring with the bevel side out.

7. Place one nominal thickness A/C clutch disc and hub spacer inside the clutch hub spline opening.

8. Install the A/C clutch disc and hub.






9. Using the special tool, install the A/C compressor clutch disc and hub bolt.
a. Hold the A/C clutch disc and hub with a suitable spanner-type wrench.

b. Tighten the bolt to 20 Nm {2.0 kgf-m, 177 in-lbf}.






10. Measure and adjust the clutch air gap by removing or adding A/C clutch disc and hub spacers.

11. Install the A/C compressor. See - Air Conditioning (A/C) Compressor Removal/Installationor - Air Conditioning (A/C) Compressor Removal/Installation.