Quote Originally Posted by soldier-of-the-apocalypse View Post
I'm pretty sure it's the low side. It's a r12 system and there is a large valve and a small valve and I used the large valve since I just ave standard home ac gauges and that's what fits but I'm not 100% if I used high or low
R12? Really? Never been converted? My pressure numbers are off it is really is R12, that is a lower pressure system. You are going to have some trouble getting someone to work on an R12 system with out wanting to retrofit it to R134.