Checked both systems Master bed system = Had locking caps on line set Sediment trap installed upside down (inoperable) Pressures and sub cool low (low on refrigerant) Dual cap on compressor side at lowest allowable measurement Cleaned coil Unable to flush drain - need to replace existing stub out with either a union or safety switch Main home - 2 zone Master bed system = Had locking caps on line set System operating within MFG specs at this time Cleaned coil Unable to flush drain - need to replace existing stub out with either a union or safety switch Removed locks and installed brass self sealing caps