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frankman
19-08-2010, 01:06 AM
is there a way to know if there is air in a system? if you go service a unit behind someone else and they didnt pull vacum is there a way to know?

Toosh
19-08-2010, 02:22 AM
is there a way to know if there is air in a system? if you go service a unit behind someone else and they didnt pull vacum is there a way to know?
Hi Frank, yes there is shut the machine down and equalize then take readings on gauges then ambiant temp and compare with your refrigeration pressure temp chart, readings should be same

toosh

frankman
19-08-2010, 03:18 AM
thanks for the help ..