Air Conditioning System Seal Replacement

Removal Procedure

1. Disassemble the air conditioning refrigerant components.
2. Cap or tape the open air conditioning refrigerant components immediately to prevent system contamination.

Air Conditioning System Seal Replacement — figure 1

3. Remove the sealing washer (1) from the air conditioning refrigerant component.
4. Inspect the seal washer for signs of damage to help determine the root cause of the failure.
5. Inspect the air conditioning refrigerant components for damage or burrs. Repair if necessary.

Note

DO NOT reuse sealing washer.

6. DISCARD the sealing washer. Installation Procedure

Caution

New Air Conditioning sealing washers should never be exposed to any type of oil or lubricant, the rubber material may absorb the oil causing failures during installation or the life of the vehicle.

Note

Flat washer type seals do not require lubrication.

1. Inspect the new sealing washer for any signs of cracks, cuts, or damage. Do not use a damaged sealing washer.
2. Remove the cap or tape from the air conditioning refrigerant components.

Air Conditioning System Seal Replacement — figure 2

3. Using a lint-free clean, dry cloth, clean the sealing surfaces of the air conditioning refrigerant components.
4. Carefully install the NEW sealing washer (1) onto the air conditioning refrigerant component. The sealing washer (1) must completely bottom against the surface of the fitting.

Note

After tightening the air conditioning components, there should be a slight sealing gap of approximately 1.2 mm(0.05 in) between the air conditioning line and the air conditioning component.

5. Assemble the remaining air conditioning refrigerant components.