Operation CHARM: Car repair manuals for everyone.

Service Port HVAC: Service and Repair

WARNING: The refrigeration system must be completely empty before proceeding with this operation.

The High Side service port is serviceable, the Low Side is not serviceable.

REMOVAL
1. Disconnect the battery negative cable.
2. Recover A/C system refrigerant.
3. Unscrew the High Side service port from the liquid line.
4. Remove 0-ring

INSTALLATION
For installation, reverse the above procedures.
- Install new 0-ring.
- Evacuate and recharge A/C system.