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Pressure Switch: Removal

WARNING: This page is about a different car, the 2005 Lexus GS 430 and 2005 Lexus GS 300. However, it is still accessible from the selected car via links, so may be relevant.
  1. DISCHARGE REFRIGERANT FROM REFRIGERATION SYSTEM 

    HINT:

    At the time of installation, please refer to the following item. Evacuate air from refrigeration system.

    Charge system with refrigerant and inspect for leakage of refrigerant.

    Specified amount: 600 +/- 50 g (21.16 +/- 1.76 oz.) 

  2. REMOVE PRESSURE SWITCH FROM LIQUID TUBE 

    Disconnect the connector and remove the pressure switch.

    Torque: 10 N.m (100 kgf.cm, 7 ft.lbf) 

    HINT:

    • Lock the switch mount on the tube with an open end wrench, being careful not to deform the tube, and remove the switch.
    • At the time of installation, please refer to the following item.

      Lubricate a new O-ring with compressor oil and install the switch.

      Fig 1: Removing Pressure Switch From Liquid Tube
      G02943187Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002