so i do what i thought was an easy cash job go to juice up this armstrong concept 1000 2 ton unit, the lowside is running at no more than 35 pds. WTF! so i pull the 22 out take apart the bullet thinking there is non condensibles restricting the cap tubes in the evap and blow the crap out of the lines with nitro. put her back together and still 30pds and about 190. like am i a ****ty mechanic or does armstrong suck? prob the mechanic...help!