Chevrolet Sonic Repair Manual: Air Conditioning System Seal Replacement

Chevrolet Sonic Repair Manual / HVAC / Cooling / Air Conditioning System Seal Replacement

Removal Procedure

Disassemble the A/C refrigerant components. Refer to the appropriate repair procedure.

Note:

Cap or tape the open A/C refrigerant components immediately to prevent system contamination.

Cap or tape the A/C refrigerant components.

Remove the sealing washer (1) from the A/C refrigerant component.
Inspect the seal washer for signs of damage to help determine the root cause of the failure.
Inspect the A/C refrigerant components for damage or burrs. Repair if necessary.

Note:

DO NOT reuse sealing washer.

DISCARD the sealing washer.

Installation Procedure

Note:

Flat washer type seals do not require lubrication.

Inspect the new sealing washer for any signs of cracks, cuts, or damage.
Do not use a damaged sealing washer.
Remove the cap or tape from the A/C refrigerant components.

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

Note:

After tightening the A/C components, there should be a slight sealing gap of approximately 1.2 mm (3/64 in) between the A/C line and the A/C component.

Assemble the remaining A/C refrigerant components. Refer to the appropriate repair procedure.

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