short and sweet.
Turn off unit.
hook up to large pipe service inlet.
turn on air conditioner.
Add small amounts of refrigerarnt.
Large line should get cooler and start showing water condensation.
Temperature at air duct after evaporator should be about 40 deg.
Don't overfill/ better a little less than too much./Good Luck/Turn off compressor before disconnecting line.
Joe, June 2007
