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Home >> Subaru >> 2010 >> Legacy Premium, Standard >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> HVAC System (Heater, Ventilator And A/C) >> Hose and Pipe >> Installation

Hose and Pipe: Installation

CAUTION:
  • Do not start the engine before charging refrigerant.
  • If the engine is started with no refrigerant charge, replace the compressor.
  • If the engine may have been started with no refrigerant charge, check for any diagnosis code (DTC) using Subaru Select Monitor. If the code B1644 (Refrigerant not sealed drive error) is output, replace the compressor.
  • Replace the O-rings with new parts, and then apply compressor oil.
  • When connecting hoses, do not apply an excessive force to them. After installing, check that no torsion or excessive tension applied to the hoses.
  1. Install each part in the reverse order of removal.
  2. Charge refrigerant. Ref. to PROCEDURE , Refrigerant Charging Procedure.

    Tightening torque: Refer to "COMPONENT" of "General Description".  Ref. to AIR CONDITIONING UNIT , COMPONENT, General Description.

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