automatic charging recovery machine

[simon@parker]

Hi guys
my company has just purchased and had delivered a Texa konfort 760R bus vehicle charging and recovery unit with a vacume pump fitted but the are no set up instructions as in how to initially put R134a into the machine how to use nitrogen with it how to connect a gas bottle to it if you have to in fact there is very little technical info with the dam thing is there anyone who can help by sending me or posting on here diagrams or instructions your help would be very much appreciated

simon