Index Subaru Subaru Impreza 3 / Impreza WRX / Impreza WRX STI - service repair manual 2008-2014 year
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AC-19 Refrigerant Recovery Procedure HVAC SYSTEM (HEATER, VENTILATOR AND A/C) 4. Refrigerant Recovery Proce- dure A: PROCEDURE CAUTION: • During operation, be sure to wear protective goggles and protective gloves. • Connect the refrigerant recovery system with the manifold gauge set to discharge the refrig- erant from the A/C system and recycle the gas. • When recycling the discharged refrigerant, keep service cans on hand. Because the recov- ery rate with the recovery system is approx. 90%, service cans are necessary to charge the refrigerant. • Follow the detailed operation procedure de- scribed in the operation manual attached to the refrigerant recovery system. 1) Perform compressor oil return operation. <Ref. to AC-24, PROCEDURE, Compressor Oil.> 2) Stop the engine. 3) Make sure the valves on low/high pressure sides of manifold gauge set are fully closed. 4) Install the low/high pressure hoses to the service ports on the low/high pressure sides of the vehicle respectively. 5) Connect the center hose to the refrigerant recov- ery system. 6) Follow the operation manual to activate the re- frigerant recovery system. L: Low pressure gauge H: High pressure gauge (1) Low pressure valve AC-00146 (2) (4) (5) (6) (3) (3) (2) (1) H L (1) (1) Low-pressure side service port AC-00147 (3) (2) (1) |