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Home >> Subaru >> 2015 >> WRX Limited, Automatic CVT Trans >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> HVAC System (Heater, Ventilator And A/C) >> Expansion Valve >> Removal

Expansion Valve: Removal

  1. Disconnect the ground cable from battery. <Ref. to BATTERY , NOTE, Note.>
    NOTE: For models other than STI model, disconnect the ground terminal from battery sensor.
  2. Using the refrigerant recovery system, discharge refrigerant. <Ref. to PROCEDURE , Refrigerant Recovery Procedure.>
  3. Remove the intercooler.
    • Except for STI model: <Ref. to REMOVAL , Intercooler.>
    • STI model: <Ref. to REMOVAL , Intercooler.>
  4. Detach the clips and bolts, and detach the hose - pressure suction and the pipe - evaporator cooling.
    CAUTION: Seal the disconnected hose, pipe and engaging part of expansion valve with a plug or vinyl tape to prevent foreign matter from entering.
    Fig 1: Locating Pressure Suction Clips And Bolts And Pipe
    G10270317Courtesy of SUBARU OF AMERICA, INC.
  5. Remove the bolt, and remove the expansion valve - cooling.
    CAUTION: Seal the pipe and engaging part of expansion valve with a plug or vinyl tape to prevent foreign matter from entering.

    Preparation tool: 

    Hexagon wrench: 4 mm (0.16 in) 

    Fig 2: Removing Expansion Valve - Cooling
    G10270318Courtesy of SUBARU OF AMERICA, INC.
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