Service Port HVAC: Service and Repair

Air Conditioning Refrigerant Service Valve Core Replacement

Special Tools

* GE 50078 - Electronic Leak Detector

* GE 46246 - Valve Core Tool

For equivalent regional tools. Refer to Special Tools Tools and Equipment.

Removal Procedure




1. Recover the refrigerant from the A/C system. Refer to Refrigerant Recovery and Recharging (R-1234yf) Refrigerant Recovery and Recharging (R-1234yf)Refrigerant Recovery and Recharging (R-134a) Refrigerant Recovery and Recharging (R-134a).

2. Using the GE 46246 - Valve Core Tool, remove the valve core (1) from the service port.

Installation Procedure





Caution: Refer to Fastener Caution Fastener Caution.

1. Install the valve core (1) to the service port.

2. Using the GE 46246 - Valve Core Tool, tighten the valve core.

3. Evacuate and recharge the A/C system. Refer to Refrigerant Recovery and Recharging (R-1234yf) Refrigerant Recovery and Recharging (R-1234yf)Refrigerant Recovery and Recharging (R-134a) Refrigerant Recovery and Recharging (R-134a).

4. Leak test the fittings of the component using GE 50078 - Electronic Leak Detector.