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CORE-VALVE-SERVICE PORT DESCRIPTION Refrigerant system service ports are used to recover, NOTE: 4.7L engine shown in illustration. Service The high side service port (1) is located on the receiv- NOTE: The protective cap aids in service port sealing and helps protects the refrigerant system from con- Each of the service ports has a threaded plastic protective cap installed over it from the factory. The service port REMOVAL WARNING: Refer to the applicable warnings and cautions for this system before performing the following NOTE: Typical A/C service port shown. 1. Remove the protective cap (1) from the service port (2). 2. Recover the refrigerant from the refrigerant system (Refer to 24 - HEATING & AIR CONDITIONING/ - STANDARD PROCEDURE - REFRIGERANT SYSTEM RECOVERY). 3. Using a Schrader-type valve core tool, remove the valve core (3) from the service port. 4. Install a plug in or tape over the opened service port(s). 24 - 476 PLUMBING WK |