Carrier PY5G B Series Installation Instructions Manual page 5
13.4 seer2 single-packaged air conditioner and gas furnace system with r-454b refrigerant single phase 2-5 nominal tons (sizes 24-60) three phase 3-5 nominal tons (sizes 36-60)
14 seer single and three phase single packaged air conditioner and gas furnace system with r-410a refrigerant 2-5 nominal tons (sizes 24-60) (10 pages)
15.2+ seer2 2-stage packaged air conditioner and gas furnace system with r-410a refrigerant single and three phase 2-5 nominal tons sizes 24-60 (61 pages)
14 seer single--packaged air conditioner system with r--410a refrigerant single phase 2--5 nominal tons (sizes 24-60) three phase 3-5 tons (sizes 36-60) (38 pages)
