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A/c System General Servicing: Removal & Installation GMC Pickup C2500

General Servicing - All Makes ~115 words

REMOVAL

  1. Orifice tube may be located at condenser outlet or evaporator. See 1992 ORIFICE TUBE LOCATION & REMOVER/INSTALLER APPLICATION table below. Discharge refrigerant from system using approved refrigerant recovery/recycling equipment and disconnect liquid line at evaporator or condenser.
  2. Remove orifice tube using needle nose pliers or proper orifice tube remover/installer. See 1992 ORIFICE TUBE LOCATION & REMOVER/INSTALLER APPLICATION table below.

INSTALLATION

  1. To install orifice tube, coat pipe area with refrigerant. Lubricate new orifice tube and "O" ring with refrigeration oil and insert into inlet pipe.
  2. Install orifice tube with shorter screen end first. To complete installation, reverse removal procedure. Evacuate and recharge system. Test system for proper operation.

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