Chevrolet Sonic manuals

Chevrolet Sonic Repair Manual: Air Conditioning O-Ring Seal Replacement

Chevrolet Sonic Repair Manual / HVAC / Cooling / Air Conditioning O-Ring Seal Replacement

Removal Procedure
  1. Disassemble the A/C refrigerant components. Refer to the appropriate repair procedure
  2. Note:

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

  3. Cap or tape the A/C refrigerant components.

  4. Remove the O-ring seal (1) from the A/C refrigerant component.
  5. Inspect the O-ring seal for signs of damage to help determine the root cause of the failure.
  6. Inspect the A/C refrigerant components for damage or burrs. Repair if necessary.
  7. DISCARD the O-ring seal.
Installation Procedure
  1. Inspect the new O-ring seal for any sign of cracks, cuts, or damage.
  2. Remove the cap or tape from the A/C refrigerant components.
  3. Using a lint-free clean, dry cloth, carefully clean the sealing surfaces of the A/C refrigerant components.
  4. Note:

    DO NOT allow any of the mineral base 525 viscosity refrigerant oil on the new O-ring seal to enter the refrigerant system.

  5. Lightly coat the new O-ring seal with mineral base 525 viscosity refrigerant oil.
  6. Note:

    DO NOT reuse O-ring seals.

  7. Carefully slide the NEW O-ring seal (1) onto the A/C refrigerant component.

  8. The O-ring seal (1) must be fully seated.
  9. Assemble the A/C components.

    Refer to the appropriate repair procedure.

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