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Home >> Lexus >> 2024 >> RX 500h >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Heating / Air Conditioning System - Service Information (3 Of 3) >> Water-Cooled Condenser Temperature Sensor >> Installation [08/2023 - ] >> Procedure

Installation [08/2023 - ]: Procedure

  1. INSTALL NO. 2 AIR CONDITIONING THERMISTOR ASSEMBLY 
    1. GTY1207304Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 Discharge Tube *2 No. 4 Cooler Clamp
      *3 No. 2 Air Conditioning Thermistor Assembly - -
      *a View A *b Installation Angle (132.8°)
      *c Installation Angle (90°) - -
      1. Install the No. 2 air conditioning thermistor assembly with the No. 4 cooler clamp as shown in the illustration.
    2. GTY1207621Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 Discharge Tube *2 No. 4 Cooler Clamp
      *3 No. 2 Air Conditioning Thermistor Assembly *4 No. 3 Cooler Packing
      *a View A *b Installation Angle (94.8°)
      *c Installation Angle (90°) - -
      1. Perform the following procedure to install the No. 3 cooler packing.

        1. Remove any remaining packing from the No. 2 air conditioning thermistor assembly and discharge tube.

        2. Remove the release paper from a new No. 3 cooler packing.

        3. Install the No. 3 cooler packing as shown in the illustration.

  2. INSTALL DISCHARGE TUBE SUB-ASSEMBLY 
    1. GTY1207052Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Remove the vinyl tape, and sufficiently apply compressor oil to a new O-ring and the fitting surface of the discharge tube sub-assembly.

        Compressor Oil

        ND-OIL 11 or equivalent

      2. Install the O-ring to the discharge tube sub-assembly.
        NOTE:

        Keep the O-ring and O-ring fitting surface free from foreign matter.

      3. Connect the discharge tube sub-assembly with the nut.

        Torque: 9.8 N.m (100 kgf/cm, 87 in.lbf) 

    2. GTY1207559Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Remove the vinyl tape, and sufficiently apply compressor oil to a new O-ring and the fitting surface of the discharge tube sub-assembly.

        Compressor Oil

        ND-OIL 11 or equivalent

      2. Install the O-ring to the discharge tube sub-assembly.
        NOTE:

        Keep the O-ring and O-ring fitting surface free from foreign matter.

      3. Install the discharge tube sub-assembly with the bolt.

        Torque: 9.8 N.m (100 kgf/cm, 87 in.lbf) 

      4. Connect the connector and engage the clamp.
  3. CONNECT DISCHARGE HOSE SUB-ASSEMBLY 
    1. GTY1206811Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Remove the vinyl tape, and sufficiently apply compressor oil to a new O-ring and the fitting surface of the discharge hose sub-assembly.

        Compressor Oil

        ND-OIL 11 or equivalent

      2. Install the O-ring to the discharge hose sub-assembly.
        NOTE:

        Keep the O-ring and O-ring fitting surface free from foreign matter.

      3. Connect the discharge hose sub-assembly with the bolt and nut.

        Torque: 9.8 N.m (100 kgf/cm, 87 in.lbf) 

  4. INSTALL HEATER PUMP ASSEMBLY 

    Refer to INSTALLATION [08/2023 - ] 

  5. INSTALL NO. 1 ENGINE COVER SUB-ASSEMBLY 
    Refer to PROCEDURE - Step 47
  6. INSTALL OUTER COWL TOP PANEL SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 18

  7. INSTALL WINDSHIELD WIPER MOTOR AND LINK 

    Refer to INSTALLATION [10/2022 - ]

  8. CHARGE AIR CONDITIONING SYSTEM WITH REFRIGERANT 

    Refer to PROCEDURE - Step 3

  9. WARM UP COMPRESSOR 

    Refer to PROCEDURE - Step 4

  10. INSPECT FOR REFRIGERANT LEAK 

    Refer to PROCEDURE - Step 6