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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). INSTALLATION NOTE: Typical A/C service port shown. 1. Lubricate the valve core (3) with clean refrigerant oil prior to installation. Use only refrigerant oil of 2. Remove the tape or plug from the service port (2). CAUTION: A valve core that is not fully seated in 3. Using a Schrader-type valve core tool, install and tighten the valve core into the service port(s). CAUTION: Do NOT run the engine with a vacuum 4. Evacuate the refrigerant system (refer to 24 - HEATING & AIR CONDITIONING/PLUMBING - STANDARD PRO- CEDURE - REFRIGERANT SYSTEM EVACUATE). 5. Charge the refrigerant system (refer to 24 - HEATING & AIR CONDITIONING/PLUMBING - STANDARD PRO- CEDURE - REFRIGERANT SYSTEM CHARGE). NOTE: The protective cap helps aid in service port sealing and helps protect the refrigerant system from 6. Install the protective cap (1) onto the service port. PM PLUMBING 24 - 141 |