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Service Port HVAC: Service and Repair

Air Conditioning Refrigerant Service Valve Core Replacement

Special Tool
J 39400-A Halogen Leak Detector
J 46246 Valve Core Removal Tool

Removal Procedure




1. Recover the refrigerant. Refer to [Refrigerant Recovery and Recharging]. Refrigerant Recovery and Recharging
2. Use J 46246 or equivalent to remove the valve core.

Installation Procedure




1. Use J 46246 or equivalent to install and tighten the valve core.
2. Evacuate and charge the A/C system. Refer to [Refrigerant Recovery and Recharging]. Refrigerant Recovery and Recharging

NOTE: To prevent loss of refrigerant charge, tighten the cap. Replace the cap if the seal is missing or damaged.

3. Test the affected A/C fittings for leaks using J 39400-A.