Handling of Contaminated Refrigerants
1. Recover the contaminated refrigerant using suitable recovery-only equipment designed for capturing and storing contaminated refrigerant.CAUTION: If contaminated refrigerant is detected, DO NOT recover the refrigerant into your recovery/recycling equipment.
- This equipment must only be used to recover contaminated refrigerant to prevent the spread to other vehicles.
- If this equipment is not available, contact an A/C repair facility in your area with the correct equipment to carry out this repair.
2. Determine and correct the cause of the customer's initial concern.
3. The suction accumulator/drier cannot be cleaned and a new suction accumulator/drier must be installed.
Remove the suction accumulator/drier.
NOTE: Residual refrigerant oil in the suction accumulator/drier must be drained and measured for correct oil system matching. For additional information, refer to Refrigerant Oil Addtion.
4. Clean the A/C evaporator core and the A/C condenser core by flushing. For additional information, refer to Air Conditioning (A/C) System Flushing. Air Conditioning System Flushing
5. Install the new suction accumulator/drier.
6. Correctly oil match the system. For additional information, refer to Refrigerant Oil Addtion.
7. Perform the Evacuation and Charging Procedure. Evacuation and Charging Procedure
8. Dispose of contaminated refrigerant according to all federal, state and local regulations.