Operation CHARM: Car repair manuals for everyone.

Service Port HVAC: Service and Repair




Air Conditioning Refrigerant Service Valve Core Replacement

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

Removal Procedure




1. Recover the refrigerant from the A/C system. Refer to Refrigerant Recovery and Recharging (Refrigerant Recovery and Recharging).
2. Using the J 46246 , remove the valve core from the service port.

Installation Procedure




1. Install the valve core to the service port.

Caution: Refer to Fastener Caution (Fastener Caution).

2. Using the J 46246 , tighten the valve core to 11 Nm (97 lb in).
3. Evacuate and recharge the A/C system. Refer to Refrigerant Recovery and Recharging (Refrigerant Recovery and Recharging).
4. Leak test the fittings of the component using J 39400-A .