Service ManualTable of ContentsImportant Safety Information2Introduction4Unit Identification5Component Identification6Chassis Specifications7Performance Data8Electrical Rating Tables9Power Cord Information9Wire Connections10Digital Control Features11Digital Control Operation13Digital Control User Input Configuration14Optional Hand Held Remote Control Operation15Digital Control Diagnostics & Test Mode15Electronic Control Error Code Diagnostics16Components Testing17Refrigeration System Sequence of Operation19Sealed Refrigeration System Repairs20Refrigerant Charging20Method Of Charging21Undercharged Refrigerant Systems21Overcharged Refrigerant Systems22Restricted Refrigerant Systems22Capillary Tube Systems/Check Valve23Testing Coil24Checking Reversing Valves24Touch Testing Heating/Cooling Cycle25Procedure For Changing Reversing Valve25Compressor Checks26Locked Rotor Voltage Test26Single Phase Connections26Determine Locked Rotor Voltage26Locked Rotor Amperage Test26Checking the Overload26External Overload27Compressor Single Phase Resistance Test27Single Phase Running & Locked Rotor Amperage28Compressor Replacement28Routine Maintenance29Troubleshooting Charts30Wiring Diagram Index32Wiring Diagrams for Cool with Electric Heat33Wiring Diagrams for Heat Pump with Electric Heat34Remote Thermostat Wiring Diagram35Technical Service Data36Size: 1.77 MBPages: 40Language: EnglishOpen manual
Parts CatalogTable of ContentsUnit Identification2PTAC System Components3PTAC System Components (Cont’d)4Control Panel5Front Cover6Parts List7Size: 666 KBPages: 10Language: EnglishOpen manual
