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Home >> Lexus >> 2003 >> LS 430 >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Air Conditioning System >> Expansion Valve >> Removal

Expansion Valve: Removal

  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: 

    Single A/C: 650 +/- 50 g (22.93 +/- 1.76 oz.) 

    Dual A/C: 900 +/- 50 g (31.74 +/- 1.76 oz.) 

  2. REMOVE INSTRUMENT PANEL AND REINFORCEMENT (See  INSTRUMENT PANEL  ). 
  3. REMOVE EXPANSION VALVE 
    1. Pry out the packings.

      HINT:

      At the time of installation, please refer to the following item. Do not reuse the packing.

    2. Using SST, remove the 4 bolts and separate the expansion valve and tube and accessory.

    SST 07110-61050

    Torque: 4.1 N.m (42 kgf.cm, 36 in.lbf) 

    Fig 1: Removing Expansion Valve
    G01317328Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    NOTE: Cap the open fittings immediately to keep moisture or dirt out of the system.

    HINT:

    At the time of installation, please refer to the following item. Lubricate 6 new O-rings with compressor oil and install them to the tube and valve.