the unit is installed i have purged the system and pulled a vacum over 24 hrs to 500 microns. i have 25 ft run and this is a 4 ton precharged condensing unit split system on manufactured home. what is the fill preasure on the evaporater side befor opening condensing side to run the unit? i want to say around 30 psi on the low preasure side.have not done this in a while.
Last edited by reno1011998; 01-30-2009 at 02:36 PM.