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Home >> Subaru >> 2017 >> Legacy 3.6R Limited >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> HVAC System (Heater, Ventilator And A/C) (Service Information) >> Refrigerant Pressure with Manifold Gauge Set >> Inspection >> High And Low Pressure Sides Are Equal, Or High-Pressure Side Is Low

High And Low Pressure Sides Are Equal, Or High-Pressure Side Is Low

Step Check Yes No
1 CHECK REFRIGERANT LEAKS. 
Check the refrigerant for leaks. Ref. to INSPECTION , Refrigerant Leak Check.
NOTE: When high-pressure side is less than 0.69Mpa: Go to step 2.
 Are there refrigerant leaks? Repair the refrigerant leaking points. Go to step 2 
2 FILL PROPER AMOUNT OF REFRIGERANT. 
Drain all refrigerant, and refill proper amount of refrigerant.
  • Recovery: Ref. to PROCEDURE , Refrigerant Recovery Procedure.
  • Fill: Ref. to PROCEDURE , Refrigerant Charging Procedure.
 Is refrigerant pressure within the standard value? Refrigerant pressure is normal. Inspect the compressor. Ref. to COLD AIR DOES NOT COME OUT EVEN WHEN THE A/C SWITCH IS PRESSED. THE GLASS CANNOT BE DEFOGGED. (COMPRESSOR DOES NOT OPERATE. (VARIABLE)) , DIAGNOSTIC PROCEDURE WITH PHENOMENON, Diagnostics with Phenomenon.
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