Thread: Charge a/c without a pressure gauge?
View Single Post
  #2  
Old 08-04-2005, 06:06 PM
Arthur Dalton Arthur Dalton is offline
Registered User
  
Join Date: Aug 1999
Location: Florida / N.H.
Posts: 8,804
R-12 can be charged to a fairly accurate capacity using the sight glass on the reciever/drier.
Do a search on "sight glass" or "eye-sight"

Should come up with needed info.
Reply With Quote