Removal Procedure
- Disassemble the A/C refrigerant components. Refer to the appropriate repair procedure
• | For compression style fittings use a back up wrench on the fitting (2) and loosen the fitting nut (1). |
• | For banjo style fittings remove the bolt retaining the banjo type fitting. |
- Remove the O-ring seal from the A/C refrigerant component.
- Inspect the O-ring seal 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.
Important: Cap or tape the open A/C refrigerant components immediately to prevent system contamination.
- Cap or tape the A/C refrigerant components.
- Discard the O-ring seal.
Installation Procedure
- Inspect the new O-ring seal for any sign or cracks, cuts, or damage. Replace if necessary.
- Remove the cap or tape from the A/C refrigerant components.
- Using a lint-free clean, dry cloth, carefully clean the sealing surfaces of the A/C refrigerant components.
Important: DO NOT allow any of the mineral base 525 viscosity refrigerant oil on the new O-ring seal to enter the refrigerant system.
- Lightly coat the new O-ring seal with mineral base 525 viscosity refrigerant oil.
Important: DO NOT reuse O-ring seals.
- Carefully slide the new O-ring seal onto the A/C refrigerant component.
- The O-ring seal must be fully seated.
- Assemble the A/C components.
Refer to the appropriate repair procedure.
• | For compression style fittings use a back up wrench on the fitting (2) and tighten the fitting nut (1) to specification. |
• | For banjo style fittings install the bolt retaining the banjo type fitting and tighten to specification. |