GM Silverado 5.7; No R12 in system; Replaced all O Rings, Replaced Accumulator; Let condenser drain mineral (R12) oil over night; evacuated system for 90 minutes to 29 in HG; added 32 0z R134A and 6 oz Di-Cap PAG150. AC works fine except the New compressor rattles internally.
Outside temperature 60 degrees F, 25% RH. Vent air at 35 degrees F. Compressor switch on at 22 PSI off at 44 psi on low side.
19 апр 2010
