Handling of Contaminated Refrigerants
1. Recover the contaminated refrigerant using suitable recovery-only equipment designed for capturing and storing contaminated refrigerant.- 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.
CAUTION: If contaminated refrigerant is detected, DO NOT recover the refrigerant into your recovery/recycling equipment.
2. Determine and correct the cause of the customer's initial concern.
3. The receiver/drier cannot be cleaned and a new receiver/drier must be installed.
Remove the receiver/drier.
NOTE: Residual refrigerant oil in the receiver/drier must be drained and measured for correct oil system matching. For additional information, refer to Refrigerant Oil Adding. Refrigerant Oil Addition
4. Clean the A/C evaporator core and the A/C condenser core by flushing. For additional information, refer to Flushing. Air Conditioning System Flushing
5. Install the new receiver/drier.
6. Correctly oil match the system. For additional information, refer to Refrigerant Oil Adding. Refrigerant Oil Addition
7. Evacuate and charge the system. For additional information, refer to Evacuation and Charging. Evacuation and Charging Procedure
8. Dispose of contaminated refrigerant according to all federal, state and local regulations.