LCM(40, 45, 50, 55) = 19800
5.
40, 42, 44, 45, 46, 48, 49, 50, 51, 52, 54, 55
45, 50, 55
46.5
LCM(40, 45, 50, 55) = 19800
5.
5.
72
40, 42, 44, 45, 46, 48, 49, 50, 51, 52, 54, 55
45, 50, 55
46.5
45, 50, 55, 60, 65, 70, 75
20, 25, 30, 35, 40, 45, 50, 55.
35, 40, 45, 50, 55, 60.
25, 30, 35, 40, 45, 50, 55
According to AUTO ZONE in phoenix, the freon need it is 2.13 psi when empty. about 32 oz, gauge need to be calibated according the climet temeperature where you live @ : 65=25-35 psi 70=35-40 psi 75=35-45 psi 70=40-50 psi 85=45-55 psi 90=45-55 psi 95=50-55 psi 100=50-55 psi 105=50-55 psi 110=50-55 psi here some videos: http://www.efproducts.com/instructional_videos.html