Split System Cooling Units
Package Units
(1.5 Thru 5 ton)
Cooling Mode
Freezing of Indoor Coil
High Liquid Pressure/High Subcooling
Tripping of High Pressure Switch
Unit Pumps Into A Vacuum
Compressor Runs But Does Not Pump
High Suction/Low Liquid Pressure
Compressor Tries to Start But Does Not
Low Suction Pressure/Low Superheat
(fixed metering device)
Freezing of Suction Line
Low Suction Pressure/Normal Superheat (TXV)
Low Suction Pressure/High Superheat
High Suction Pressure/High Superheat
Odor and/or "Green Slime" In Refrigeration System
High Suction Pressure/Low Superheat
High Liquid Pressure/ Low Subcooling