Compressor Shaft Seal: Service and Repair

A/C COMPRESSOR SHAFT SEAL REMOVAL / INSTALLATION

Removal Note

1. Remove the clutch from the A/C compressor, see A/C COMPRESSOR MAGNETIC CLUTCH REMOVAL / INSTALLATION.




2. Remove the shaft seal felt from the nose of the A/C compressor with the special tool.
3. Clean the compressor nose area with a lint-free cloth to remove any oil or dirt.




4. Insert the tip of special tool into one of the snap ring eyes.




5. Rotate the special tool to position the tool tip and the snap ring eye closest to the compressor shaft.




6. Pull the special tool up quickly while keeping the tool shaft against the side of the nose opening and remove the snap ring.




7. Engage Shaft Seal Remover ST 49 UN01 044 into the inside diameter of the shaft seal.




8. Turn the ST handle clockwise to expand the tool tip inside of the shaft seal.




9. Pull the seal from the A/C compressor.

Installation Note

CAUTION: To prevent refrigerant system contamination, do not allow dirt or other foreign materials to enter the A/C compressor.

1. Clean the compressor nose area.




2. Place the shaft seal on the Shaft Seal Protector ST 49 UN01 045. Lubricate the shaft seal and the special tool with refrigerant oil.




3. Position the shaft seal and the special tool over the A/C compressor shaft.




4. Push the shaft seal onto the compressor shaft with the special tool until seated.




5. Install the shaft seal snap ring.
6. Carry out the A/C Compressor-External Leak Test. See A/C COMPRESSOR INSPECTION.




7. Install the shaft seal felt.
8. Install the A/C clutch. See A/C COMPRESSOR MAGNETIC CLUTCH REMOVAL / INSTALLATION.