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HFC-134a (R-134a) Service Procedure Before connecting ACR4 to vehicle, Confirm refrigerant purity in supply OK E NG Refer to Contaminated refriger- ant. (Refer to HA-3.) Connect ACR4 to vehicle. OK E NG Refer to Contaminated refriger- ant. (Refer to HA-3.) Set the recovery/recycling equipment. Recovered lubricant. Refer to E Discharge refrigerant into recovery/ recycling equipment. Repair or replace parts. Evacuate (over 25 minutes). F Check air tightness. OK *1 E NG Repair. G Partial charging [approx. 200 g (7.05 oz)]. Preliminary refrigerant leak check. Refer to “PRELIMINARY CHECK”, OK *1 E NG Complete charging (specified amount less partial charge amount) (Refer to SDS.) *2 Check for refrigerant leaks. Refer to “CHECKING PROCEDURE”, OK NG Check for A/C operation and A/C cool- ing performance. .................. Performance Test Diagnoses (Refer to HA-63.) q A GI MA EM LC EC FE AT PD FA RA BR ST RS BT EL IDX SERVICE PROCEDURES H H H H H H H H H H H H H HA-125 |