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- Carrier Fault Codes
- Carrier 30XA Fault Codes
- Carrier 30XA Code 1: Evaporator entering fluid thermistor failure
- Carrier 30XA Code 2: Evaporator leaving fluid thermistor failure
- Carrier 30XA Code 3: Condenser entering fluid thermistor failure
- Carrier 30XA Code 7: Outdoor temperature sensor fault
- Carrier 30XA Code 9: Compressor A1 discharge gas temperature sensor fau
- Carrier 30XA Code 14: Discharge pressure transducer failure, circuit A
- Carrier 30XA Code 16: Suction pressure transducer failure, circuit A
- Carrier 30XA Code 30: Loss of communication with SCPM A1 board
- Carrier 30XA Code 41: Unit emergency stop
- Carrier 30XA Code 44: Discharge pressure circuit A too high
- Carrier 30XA Code 54: Oil level circuit A low
- Carrier 30XA Code 56: Low saturated suction temperature, circuit A
- Carrier 30XA Code 68: Low oil pressure, compressor A1
- Carrier 30XA Code 72: Evaporator frost protection
- Carrier 30XA Code 75: Evaporator water flow control failure
- Carrier 30XA Code 77: High current, compressor A1
- Carrier 30XA Code 81: Pump 1 fault
- Carrier 30XA Code 87: Reset of safety control
- Carrier 30XA Code 4: Condenser leaving fluid thermistor failure
- Carrier 30XA Code 5: Defrost thermistor failure
- Carrier 30XA Code 6: Remote temperature sensor failure
- Carrier 30XA Code 8: Compressor A2 discharge gas temperature sensor fau
- Carrier 30XA Code 10: Compressor B1 discharge gas temperature sensor fau
- Carrier 30XA Code 15: Discharge pressure transducer failure, circuit B
- Carrier 30XA Code 17: Suction pressure transducer failure, circuit B
- Carrier 30XA Code 20: Compressor motor overload, circuit A
- Carrier 30XA Code 21: Compressor motor overload, circuit B
- Carrier 30XA Code 31: Loss of communication with SCPM B1 board
- Carrier 30XA Code 38: Power supply error
- Carrier 30XA Code 45: Discharge pressure circuit B too high
- Carrier 30XA Code 46: Suction pressure circuit A too low
- Carrier 30XA Code 47: Suction pressure circuit B too low
- Carrier 30XA Code 55: Oil level circuit B low
- Carrier 30XA Code 57: Low saturated suction temperature, circuit B
- Carrier 30XA Code 69: Low oil pressure, compressor B1
- Carrier 30XA Code 73: Compressor A1 running but no current detected
- Carrier 30XA Code 76: Cooling tower water temperature too high
- Carrier 30XA Code 82: Pump 2 fault
- Carrier 30XA Code 85: High compressor motor temperature, compressor A1
- Carrier 30HXC Fault Codes
- Carrier 30HXC Code 1: Evaporator entering fluid thermistor failure
- Carrier 30HXC Code 7: Outdoor temperature sensor fault
- Carrier 30HXC Code 10: Compressor A2 discharge gas temperature sensor fau
- Carrier 30HXC Code 14: Discharge pressure transducer failure, circuit A
- Carrier 30HXC Code 16: Suction pressure transducer failure, circuit A
- Carrier 30HXC Code 30: Loss of communication with SCPM A1 board
- Carrier 30HXC Code 41: Unit emergency stop
- Carrier 30HXC Code 44: Discharge pressure circuit A too high
- Carrier 30HXC Code 54: Oil level circuit A low
- Carrier 30HXC Code 56: Low saturated suction temperature, circuit A
- Carrier 30HXC Code 68: Low oil pressure, compressor A1
- Carrier 30HXC Code 72: Evaporator frost protection
- Carrier 30HXC Code 3: Condenser entering fluid thermistor failure
- Carrier 30HXC Code 4: Condenser leaving fluid thermistor failure
- Carrier 30HXC Code 11: Compressor B1 discharge gas temperature sensor fau
- Carrier 30HXC Code 15: Discharge pressure transducer failure, circuit B
- Carrier 30HXC Code 17: Suction pressure transducer failure, circuit B
- Carrier 30HXC Code 20: Compressor motor overload, circuit A
- Carrier 30HXC Code 21: Compressor motor overload, circuit B
- Carrier 30HXC Code 31: Loss of communication with SCPM B1 board
- Carrier 30HXC Code 38: Power supply error
- Carrier 30HXC Code 45: Discharge pressure circuit B too high
- Carrier 30HXC Code 46: Suction pressure circuit A too low
- Carrier 30HXC Code 55: Oil level circuit B low
- Carrier 30HXC Code 69: Low oil pressure, compressor B1
- Carrier 30HXC Code 73: Compressor A1 running but no current
- Carrier 30HXC Code 76: Condenser water temperature too high
- Carrier 30HXC Code 85: High compressor motor temperature A1
- Carrier 30HXC Code 88: Fault code memory error
- Carrier 30HXC Code 89: Real time clock error
- Carrier 30XW Fault Codes
- Carrier 30XW Code 1: Evaporator entering water temperature sensor fault
- Carrier 30XW Code 2: Evaporator leaving water temperature sensor fault
- Carrier 30XW Code 3: Condenser entering water temperature sensor fault
- Carrier 30XW Code 7: Outdoor air temperature sensor fault
- Carrier 30XW Code 14: Discharge pressure transducer fault
- Carrier 30XW Code 16: Suction pressure transducer fault
- Carrier 30XW Code 30: CCN communication fault
- Carrier 30XW Code 41: Emergency stop
- Carrier 30XW Code 44: Discharge pressure too high
- Carrier 30XW Code 54: Oil level low
- Carrier 30XW Code 56: Low saturated suction temperature
- Carrier 30XW Code 68: Low oil pressure
- Carrier 30XW Code 72: Evaporator frost protection
- Carrier 30XW Code 77: High compressor motor current
- Carrier 30XW Code 85: High motor winding temperature
- Carrier 30XW Code 4: Condenser leaving water temperature sensor fault
- Carrier 30XW Code 5: Defrost thermistor failure
- Carrier 30XW Code 6: Remote temperature sensor failure
- Carrier 30XW Code 8: Compressor A2 discharge temperature sensor fault
- Carrier 30XW Code 10: Compressor B1 discharge temperature sensor fault
- Carrier 30XW Code 15: Discharge pressure transducer failure circuit B
- Carrier 30XW Code 17: Suction pressure transducer failure circuit B
- Carrier 30XW Code 20: Compressor motor overload circuit A
- Carrier 30XW Code 21: Compressor motor overload circuit B
- Carrier 30XW Code 31: Loss of communication with SCPM B1
- Carrier 30XW Code 38: Power supply error
- Carrier 30XW Code 45: Discharge pressure circuit B too high
- Carrier 30XW Code 46: Suction pressure circuit A too low
- Carrier 30XW Code 47: Suction pressure circuit B too low
- Carrier 30XW Code 55: Oil level circuit B low
- Carrier 23XRV Fault Codes
- Carrier 23XRV Code 1: Evaporator water temperature sensor fault
- Carrier 23XRV Code 7: Outdoor temperature sensor fault
- Carrier 23XRV Code 14: Discharge pressure transducer fault
- Carrier 23XRV Code 44: High discharge pressure
- Carrier 23XRV Code 54: Oil level low
- Carrier 23XRV Code 68: Low oil pressure
- Carrier 23XRV Code VSD1: VSD communication fault
- Carrier 23XRV Code VSD2: VSD over-temperature
- Carrier 23XRV Code VSD3: VSD hardware fault
- Carrier 23XRV Code VSD4: VSD DC bus overvoltage
- Carrier 23XRV Code VSD5: VSD DC bus undervoltage
- Carrier 23XRV Code VSD6: VSD output phase loss
- Carrier 23XRV Code VSD7: VSD ground fault
- Carrier 23XRV Code VSD8: VSD motor overload
- Carrier 23XRV Code VSD9: VSD speed feedback fault
- Carrier 23XRV Code VSD0: VSD communication timeout
- Carrier 23XRV Code 2: Evaporator leaving water temperature sensor fault
- Carrier 23XRV Code 3: Condenser entering water temperature sensor fault
- Carrier 23XRV Code 5: Defrost thermistor failure
- Carrier 23XRV Code 8: Compressor discharge gas temperature sensor fault
- Carrier 23XRV Code 16: Suction pressure transducer fault
- Carrier 23XRV Code 20: Compressor motor overload
- Carrier 23XRV Code 30: CCN communication fault
- Carrier 23XRV Code 56: Low saturated suction temperature
- Carrier 23XRV Code 72: Evaporator frost protection
- Carrier 23XRV Code 77: High compressor motor current
- Carrier 23XRV Code 41: Emergency stop
- Carrier 23XRV Code 85: High motor winding temperature
- Carrier 23XRV Code 88: Fault code memory error
- Carrier 23XRV Code 90: Bearing wear monitoring alarm
- Trane Fault Codes
- Trane RTAC Fault Codes
- Trane RTAC Code ED: Evaporator Water Flow Lost
- Trane RTAC Code FD: Emergency Stop
- Trane RTAC Code 8E: Evaporator Entering Water Temperature Sensor
- Trane RTAC Code AB: Evaporator Leaving Water Temperature Sensor
- Trane RTAC Code A1: Outdoor Air Temperature Sensor
- Trane RTAC Code D7: Over Voltage
- Trane RTAC Code D8: Under Voltage
- Trane RTAC Code F5: High Pressure Cutout - Compressor 1A
- Trane RTAC Code BA: Motor Current Overload - Compressor 1A
- Trane RTAC Code C5: Low Chilled Water Temperature: Unit Off
- Trane RTAC Code C6: Low Chilled Water Temperature: Unit On
- Trane RTAC Code B5: Low Suction Refrigerant Pressure - Circuit 1
- Trane RTAC Code 198: Low Oil Flow - Compressor 1A
- Trane RTAC Code 1C6: High Differential Refrigerant Pressure - Circuit 1
- Trane RTAC Code 1DE: High Oil Temperature - Compressor 1A
- Trane RTAC Code 398: BAS Communication Lost
- Trane RTAC Code A2: Condenser Air Temperature Sensor
- Trane RTAC Code A3: Economizer Leaving Water Temperature Sensor
- Trane RTAC Code A4: Chilled Water Entering Temperature Sensor
- Trane RTAC Code AC: Chilled Water Leaving Temperature Sensor
- Trane RTAC Code D1: Suction Pressure Sensor - Circuit 1
- Trane RTAC Code D2: Discharge Pressure Sensor - Circuit 1
- Trane RTAC Code D3: Suction Pressure Sensor - Circuit 2
- Trane RTAC Code D4: Discharge Pressure Sensor - Circuit 2
- Trane RTAC Code D5: Oil Pressure Sensor
- Trane RTAC Code D6: Oil Temperature Sensor
- Trane RTAC Code D9: Compressor Motor Temperature Sensor
- Trane RTAC Code B6: Low Suction Refrigerant Pressure - Circuit 2
- Trane RTAC Code F6: High Pressure Cutout - Compressor 2A
- Trane RTAC Code BB: Motor Current Overload - Compressor 2A
- Trane RTAC Code 199: Low Oil Flow - Compressor 2A
- Trane RTAC Code 1C7: High Differential Refrigerant Pressure - Circuit 2
- Trane RTAC Code 1DF: High Oil Temperature - Compressor 2A
- Trane RTAC Code 2E7: High Condenser Refrigerant Temperature - Circuit 2
- Trane RTHD Fault Codes
- Trane RTHD Code 398: BAS Communication Lost
- Trane RTHD Code 390: Communication Lost - Main CCN to Starter
- Trane RTHD Code 2E6: High Condenser Refrigerant Temperature
- Trane RTHD Code 5EF: System Watchdog
- Trane RTHD Code FD: Emergency Stop
- Trane RTHD Code ED: Evaporator Water Flow Lost
- Trane RTHD Code C5: Low Chilled Water Temp: Unit Off
- Trane RTHD Code C6: Low Chilled Water Temp: Unit On
- Trane RTHD Code B5: Low Suction Refrigerant Pressure - Circuit 1
- Trane RTHD Code BA: Motor Current Overload - Compressor 1A
- Trane RTHD Code F5: High Pressure Cutout - Compressor 1A
- Trane RTHD Code 198: Low Oil Flow - Compressor 1A
- Trane RTHD Code 1DE: High Oil Temperature - Compressor 1A
- Trane RTHD Code 2E7: High Condenser Refrigerant Temperature - Circuit 2
- Trane RTHD Code 390B: Communication Lost - Main CCN to Starter Circuit B
- Trane RTHD Code 5EE: Watchdog - Circuit 2
- Trane RTHD Code B6: Low Suction Refrigerant Pressure - Circuit 2
- Trane RTHD Code F6: High Pressure Cutout - Compressor 2A
- Trane RTHD Code 199B: Low Oil Flow - Compressor 2A
- Trane RTHD Code 1DF: High Oil Temperature - Compressor 2A
- Trane RTHD Code 392: Analog Input Out of Range
- Trane RTHD Code 393: Analog Output Failure
- Trane RTHD Code 397: Frozen Condenser Water Sensor
- Trane RTHD Code 399: Operator Interface Communication Lost
- Trane RTHD Code 3A0: Compressor Vibration Alarm
- Trane RTHD Code D1: Suction Pressure Sensor - Circuit 1
- Trane RTHD Code D2: Discharge Pressure Sensor - Circuit 1
- Trane RTHD Code D3: Suction Pressure Sensor - Circuit 2
- Trane RTHD Code D4: Discharge Pressure Sensor - Circuit 2
- Trane RTHD Code D5: Oil Pressure Sensor
- Trane CVHF Fault Codes
- Trane CVHF Code ED: Evaporator Water Flow Lost
- Trane CVHF Code FD: Emergency Stop
- Trane CVHF Code F5: High Pressure Cutout
- Trane CVHF Code B5: Low Suction Pressure
- Trane CVHF Code BA: Motor Current Overload
- Trane CVHF Code 198: Low Oil Flow
- Trane CVHF Code 1DE: High Oil Temperature
- Trane CVHF Code 1C6: High Differential Pressure
- Trane CVHF Code 8E: Evaporator Entering Water Temperature Sensor
- Trane CVHF Code AB: Evaporator Leaving Water Temperature Sensor
- Trane CVHF Code A1: Outdoor Air Temperature Sensor
- Trane CVHF Code D7: Over Voltage
- Trane CVHF Code D8: Under Voltage
- Trane CVHF Code 398: BAS Communication Lost
- Trane CVHF Code 5EF: System Watchdog
- Trane CVHF Code 3A0: Compressor Vibration Alarm
- Trane CVHF Code D1: Suction Pressure Sensor - Circuit 1
- Trane CVHF Code D2: Discharge Pressure Sensor - Circuit 1
- Trane CVHF Code D3: Suction Pressure Sensor - Circuit 2
- Trane CVHF Code D4: Discharge Pressure Sensor - Circuit 2
- Trane CVHF Code D5: Oil Pressure Sensor
- Trane CVHF Code D6: Oil Temperature Sensor
- Trane CVHF Code D9: Compressor Motor Temperature Sensor
- Trane CVHF Code B6: Low Suction Refrigerant Pressure - Circuit 2
- Trane CVHF Code F6: High Pressure Cutout - Compressor 2A
- Trane CVHF Code BB: Motor Current Overload - Compressor 2A
- Trane CVHF Code 199: Low Oil Flow - Compressor 2A
- Trane CVHF Code 1C7: High Differential Refrigerant Pressure - Circuit 2
- Trane CVHF Code 1DF: High Oil Temperature - Compressor 2A
- Trane CVHF Code 2E7: High Condenser Refrigerant Temperature - Circuit 2
- Trane RTHB Fault Codes
- Trane RTHB Code ED: Evaporator Water Flow Lost
- Trane RTHB Code FD: Emergency Stop
- Trane RTHB Code F5: High Pressure Cutout
- Trane RTHB Code B5: Low Suction Pressure
- Trane RTHB Code BA: Motor Overload
- Trane RTHB Code 198: Low Oil Flow
- Trane RTHB Code 1DE: High Oil Temperature
- Trane RTHB Code 2E6: High Condenser Refrigerant Temperature
- Trane RTHB Code 390: Communication Lost - Main to Starter
- Trane RTHB Code 398: BAS Communication Lost
- Trane RTHB Code 5EF: System Watchdog
- Trane RTHB Code C5: Low Chilled Water Temperature: Unit Off
- Trane RTHB Code C6: Low Chilled Water Temperature: Unit On
- Trane RTHB Code D7: Over Voltage
- Trane RTHB Code D8: Under Voltage
- Trane RTHB Code 3A0: Compressor Vibration Alarm
- Trane RTHB Code D1: Suction Pressure Sensor - Circuit 1
- Trane RTHB Code D2: Discharge Pressure Sensor - Circuit 1
- Trane RTHB Code D3: Suction Pressure Sensor - Circuit 2
- Trane RTHB Code D4: Discharge Pressure Sensor - Circuit 2
- Trane RTHB Code D5: Oil Pressure Sensor
- Trane RTHB Code D6: Oil Temperature Sensor
- Trane RTHB Code D9: Compressor Motor Temperature Sensor
- Trane RTHB Code B6: Low Suction Refrigerant Pressure - Circuit 2
- Trane RTHB Code F6: High Pressure Cutout - Compressor 2A
- Trane RTHB Code BB: Motor Current Overload - Compressor 2A
- Trane RTHB Code 199: Low Oil Flow - Compressor 2A
- Trane RTHB Code 1C7: High Differential Refrigerant Pressure - Circuit 2
- Trane RTHB Code 1DF: High Oil Temperature - Compressor 2A
- Trane RTHB Code 2E7: High Condenser Refrigerant Temperature - Circuit 2
- York Fault Codes
- York YCAL Fault Codes
- York YCAL Code E1: Indoor ambient temperature sensor abnormal
- York YCAL Code E2: Outdoor coil temperature sensor abnormal
- York YCAL Code E3: Indoor coil temperature sensor abnormal
- York YCAL Code E4: PG motor feedback abnormal
- York YCAL Code E5: Indoor display and mainboard communication fault
- York YCAL Code E8: Indoor/outdoor communication fault
- York YCAL Code F1: Module protection fault
- York YCAL Code F3: Compressor operation failure
- York YCAL Code F4: Outdoor discharge sensor fault
- York YCAL Code F5: Compressor top cover protection
- York YCAL Code F6: Outdoor ambient sensor fault
- York YCAL Code F7: Over/under voltage protection
- York YCAL Code FA: Return gas sensor fault
- York YCAL Code FB: Low pressure switch fault
- York YCAL Code FC: Compressor protection fault
- York YCAL Code FD: System mode conflict
- York YCAL Code FE: Sensor calibration error
- York YCAL Code FF: Control system fault
- York YCAL Code F0: Expansion valve communication error
- York YCAL Code F2: Condenser pressure transducer fault
- York YCAL Code F8: Evaporator pressure transducer fault
- York YCAL Code F9: Oil differential pressure switch
- York YCAL Code H1: High condensing temperature
- York YCAL Code H2: Low evaporating temperature
- York YCAL Code H3: Compressor discharge temperature high
- York YCAL Code H4: Motor winding temperature high
- York YCAL Code H5: Inverter over-temperature
- York YCAL Code H6: Compressor capacity control fault
- York YCAL Code HC: Compressor capacity control fault
- York YCAL Code HD: Condensate level high
- York YVAA Fault Codes
- York YVAA Code E1: Supply fan failure
- York YVAA Code E2: Exhaust fan failure
- York YVAA Code E3: Compressor A fault
- York YVAA Code E4: Compressor B fault
- York YVAA Code E5: Chilled water pump failure
- York YVAA Code E6: Condenser fan failure
- York YVAA Code E7: Expansion valve fault
- York YVAA Code E8: Flow switch fault
- York YVAA Code E9: High pressure alarm
- York YVAA Code EA: Low pressure alarm
- York YVAA Code EB: Freeze protection
- York YVAA Code EC: Oil temperature high
- York YVAA Code ED: Motor overload
- York YVAA Code EE: Phase loss/reversal
- York YVAA Code EF: Communication fault
- York YVAA Code F1: Compressor surge detection
- York YVAA Code F2: VSD communication fault
- York YVAA Code F3: VSD over-temperature
- York YVAA Code F4: VSD hardware fault
- York YVAA Code F5: Guide vane position fault
- York YVAA Code F6: Oil separator heater fault
- York YVAA Code F7: Economizer fault
- York YVAA Code F8: Subcooling control valve fault
- York YVAA Code F9: Refrigerant leak detection
- York YVAA Code H7: High motor bearing temperature
- York YVAA Code H8: Low refrigerant charge detected
- York YVAA Code H9: High oil discharge temperature
- York YVAA Code HA: Variable geometry inlet fault
- York YVAA Code HB: Pumpdown sequence fault
- York YVAA Code U10: Low refrigerant level alarm
- York YK Fault Codes
- York YK Code E1: Compressor motor over-temperature
- York YK Code E2: Guide vane position fault
- York YK Code E3: VSD communication fault
- York YK Code E4: VSD over-temperature
- York YK Code E5: Surge detection alarm
- York YK Code E6: Oil pressure low
- York YK Code E7: Oil temperature high
- York YK Code E8: Condenser water flow fault
- York YK Code E9: Evaporator water flow fault
- York YK Code EA: High condenser pressure
- York YK Code EB: Low evaporator temperature
- York YK Code EC: Motor current overload
- York YK Code ED: Phase loss or reversal
- York YK Code EE: BAS communication fault
- York YK Code EF: Oil leak detection
- York YK Code F1: Compressor vibration alarm
- York YK Code E10: Compressor motor bearing temperature high
- York YK Code E11: Low refrigerant charge detected
- York YK Code E12: High oil discharge temperature
- York YK Code E13: Variable geometry inlet fault
- York YK Code E14: Pumpdown sequence fault
- York YK Code E15: Compressor surge detection
- York YK Code E16: Oil leak detection
- York YK Code E17: VSD speed feedback fault
- York YK Code E18: VSD motor overload
- York YK Code E19: VSD DC bus overvoltage
- York YK Code E20: VSD DC bus undervoltage
- York YK Code E21: VSD output phase loss
- York YK Code E22: VSD ground fault
- York YK Code E23: VSD communication timeout
- York YT Fault Codes
- York YT Code E1: Compressor motor over-temperature
- York YT Code E2: Guide vane position fault
- York YT Code E3: VSD communication fault
- York YT Code E4: VSD over-temperature
- York YT Code E5: Surge alarm
- York YT Code E6: Condenser fan fault
- York YT Code E7: High condenser pressure
- York YT Code E8: Low evaporator temperature
- York YT Code E9: Oil pressure low
- York YT Code EA: Oil temperature high
- York YT Code EB: Motor current overload
- York YT Code EC: Evaporator water flow fault
- York YT Code ED: Phase fault
- York YT Code EE: Communication fault
- York YT Code EF: Freeze protection
- York YT Code F1: Compressor vibration alarm
- York YT Code E10: Compressor motor bearing temperature high
- York YT Code E11: Low refrigerant charge detected
- York YT Code E12: High oil discharge temperature
- York YT Code E13: Variable geometry inlet fault
- York YT Code E14: Pumpdown sequence fault
- York YT Code E15: Surge detection alarm
- York YT Code E16: Oil leak detection
- York YT Code E17: VSD speed feedback fault
- York YT Code E18: VSD motor overload
- York YT Code E19: VSD DC bus overvoltage
- York YT Code E20: VSD DC bus undervoltage
- York YT Code E21: VSD output phase loss
- York YT Code E22: VSD ground fault
- York YT Code E23: VSD communication timeout
- Daikin Fault Codes
- Daikin EWAD Fault Codes
- Daikin EWAD Code U0: Refrigerant shortage detected
- Daikin EWAD Code U1: Three-phase power phase sequence error
- Daikin EWAD Code U2: Power voltage abnormality
- Daikin EWAD Code U4: Indoor/outdoor communication abnormality
- Daikin EWAD Code E0: Outdoor unit high temperature protection
- Daikin EWAD Code E1: Circuit board failure
- Daikin EWAD Code E2: Outdoor coil temperature sensor fault
- Daikin EWAD Code E3: Compressor overload protection
- Daikin EWAD Code E4: Compressor discharge temperature abnormal
- Daikin EWAD Code E5: Compressor oil temperature abnormal
- Daikin EWAD Code E6: Compressor motor lock
- Daikin EWAD Code E7: DC fan motor abnormality
- Daikin EWAD Code E8: AC input voltage abnormality
- Daikin EWAD Code EE: Drainage system fault
- Daikin EWAD Code H0: Temperature sensor fault
- Daikin EWAD Code H1: High pressure switch activated
- Daikin EWAD Code H2: Low pressure switch activated
- Daikin EWAD Code H3: Compressor oil level low
- Daikin EWAD Code U3: Transmission fault (main to inverter)
- Daikin EWAD Code U9: Inverter overload
- Daikin EWAD Code A0: Inverter compressor overcurrent
- Daikin EWAD Code A1: Inverter compressor overvoltage
- Daikin EWAD Code A2: Inverter compressor undervoltage
- Daikin EWAD Code A3: Inverter compressor overheating
- Daikin EWAD Code A4: Inverter compressor current imbalance
- Daikin EWAD Code A5: Compressor discharge temperature too high (inverte
- Daikin EWAD Code A6: Inverter compressor lock
- Daikin EWAD Code A7: Inverter compressor start failure
- Daikin EWAD Code A8: Inverter communication error
- Daikin EWAD Code A9: Compressor motor temperature sensor fault
- Daikin EWAD Code L0: Inverter system abnormality
- Daikin EWAD Code L1: Inverter PCB temperature sensor fault
- Daikin EWAD Code L2: Inverter power supply abnormality
- Daikin EWAD Code L3: Inverter散热器 overheat
- Daikin EWAD Code L4: Inverter output short circuit
- Daikin EWAD Code L5: Inverter ground fault
- Daikin EWAD Code L6: Inverter output phase loss
- Daikin AGZ Fault Codes
- Daikin AGZ Code E1: Compressor high pressure protection
- Daikin AGZ Code E2: Compressor low pressure protection
- Daikin AGZ Code E3: Compressor motor overload
- Daikin AGZ Code E4: Compressor discharge temperature high
- Daikin AGZ Code E5: Evaporator water flow fault
- Daikin AGZ Code E6: Condenser water flow fault
- Daikin AGZ Code E7: Evaporator water temperature low
- Daikin AGZ Code E8: Temperature sensor fault
- Daikin AGZ Code E9: Communication fault
- Daikin AGZ Code E10: Phase loss or reversal
- Daikin AGZ Code E11: Overcurrent protection
- Daikin AGZ Code E12: Oil pressure low
- Daikin AGZ Code E13: Oil level low
- Daikin AGZ Code E14: Expansion valve fault
- Daikin AGZ Code E15: Power supply fault
- Daikin AGZ Code E16: Condenser fan motor overload
- Daikin AGZ Code E17: Evaporator fan motor overload
- Daikin AGZ Code E18: Compressor contactor fault
- Daikin AGZ Code E19: Expansion valve driver fault
- Daikin AGZ Code E20: Condenser coil temperature high
- Daikin AGZ Code E21: Evaporator coil temperature low
- Daikin AGZ Code E22: High discharge superheat
- Daikin AGZ Code E23: Low discharge superheat
- Daikin AGZ Code E24: Oil separator fault
- Daikin AGZ Code E25: Liquid line solenoid valve fault
- Daikin AGZ Code E26: Hot gas bypass valve fault
- Daikin AGZ Code E27: Crankcase heater fault
- Daikin AGZ Code E28: Sight glass moisture indicator
- Daikin AGZ Code E29: Water pump interlock fault
- Daikin AGZ Code E30: Remote panel communication fault
- Daikin WME Fault Codes
- Daikin WME Code U0: Refrigerant shortage
- Daikin WME Code U1: Phase sequence error
- Daikin WME Code U2: Power voltage abnormality
- Daikin WME Code E0: High temperature protection
- Daikin WME Code E1: Circuit board failure
- Daikin WME Code E2: Temperature sensor fault
- Daikin WME Code E3: Compressor overload
- Daikin WME Code E4: Discharge temperature high
- Daikin WME Code E5: Oil temperature abnormal
- Daikin WME Code E6: Compressor motor lock
- Daikin WME Code E7: Fan motor abnormality
- Daikin WME Code H0: Temperature sensor fault
- Daikin WME Code H1: High pressure switch
- Daikin WME Code H2: Low pressure switch
- Daikin WME Code H3: Compressor oil level low
- Daikin WME Code L0: Inverter system abnormality
- Daikin WME Code L4: Inverter output short circuit
- Daikin WME Code E8: Evaporator water flow fault
- Daikin WME Code E9: Condenser water flow fault
- Daikin WME Code E10: Freeze protection
- Daikin WME Code E11: Compressor surge alarm
- Daikin WME Code E12: High bearing temperature
- Daikin WME Code E13: Low subcooling alarm
- Daikin WME Code E14: High superheat alarm
- Daikin WME Code E15: Compressor start inhibit
- Daikin WME Code E16: Evaporator approach temperature high
- Daikin WME Code E17: Condenser approach temperature high
- Daikin WME Code E18: Chiller staging error
- Daikin WME Code E19: Energy efficiency alarm
- Daikin WME Code E20: Refrigerant leak detection alarm
- Daikin Rebel Fault Codes
- Daikin Rebel Code E1: High pressure protection
- Daikin Rebel Code E2: Low pressure protection
- Daikin Rebel Code E3: Compressor motor overload
- Daikin Rebel Code E4: Discharge temperature high
- Daikin Rebel Code E5: Evaporator water flow fault
- Daikin Rebel Code E6: Inverter fault
- Daikin Rebel Code E7: Evaporator water temperature low
- Daikin Rebel Code E8: Sensor fault
- Daikin Rebel Code E9: Communication fault
- Daikin Rebel Code E10: Phase loss or reversal
- Daikin Rebel Code E11: Overcurrent protection
- Daikin Rebel Code E12: Oil pressure low
- Daikin Rebel Code E13: Oil level low
- Daikin Rebel Code E14: Expansion valve fault
- Daikin Rebel Code E15: Power supply fault
- Daikin Rebel Code E16: Condenser fan motor overload
- Daikin Rebel Code E17: Condenser fan 2 fault
- Daikin Rebel Code E18: Compressor vibration alarm
- Daikin Rebel Code E19: Pumpdown failure
- Daikin Rebel Code E20: Compressor surge alarm
- Daikin Rebel Code E21: High bearing temperature
- Daikin Rebel Code E22: Low subcooling alarm
- Daikin Rebel Code E23: High superheat alarm
- Daikin Rebel Code E24: Compressor start inhibit
- Daikin Rebel Code E25: Evaporator approach temperature high
- Daikin Rebel Code E26: Condenser approach temperature high
- Daikin Rebel Code E27: Chiller staging error
- Daikin Rebel Code E28: Energy efficiency alarm
- Daikin Rebel Code E29: Compressor runtime exceeded
- Daikin Rebel Code E30: Refrigerant level alarm
- McQuay Fault Codes
- McQuay WMC Fault Codes
- McQuay WMC Code E01: Compressor high pressure protection
- McQuay WMC Code E02: Compressor low pressure protection
- McQuay WMC Code E03: Compressor motor overload
- McQuay WMC Code E04: Compressor discharge temperature high
- McQuay WMC Code E05: Evaporator water flow fault
- McQuay WMC Code E06: Condenser water flow fault
- McQuay WMC Code E07: Evaporator water temperature low
- McQuay WMC Code E08: Temperature sensor fault
- McQuay WMC Code E09: Communication fault
- McQuay WMC Code E10: Phase loss or reversal protection
- McQuay WMC Code E11: Overcurrent protection
- McQuay WMC Code E12: Oil pressure low
- McQuay WMC Code E13: Oil level low
- McQuay WMC Code E14: Expansion valve fault
- McQuay WMC Code E15: Power supply fault
- McQuay WMC Code E16: Condenser fan fault
- McQuay WMC Code E17: Condenser fan 2 fault
- McQuay WMC Code E18: Compressor vibration alarm
- McQuay WMC Code E19: Pumpdown failure
- McQuay WMC Code E20: Compressor surge alarm
- McQuay WMC Code E21: High bearing temperature
- McQuay WMC Code E22: Low subcooling alarm
- McQuay WMC Code E23: High superheat alarm
- McQuay WMC Code E24: Low oil differential pressure
- McQuay WMC Code E25: Compressor start inhibit
- McQuay WMC Code E26: Evaporator approach temperature high
- McQuay WMC Code E27: Condenser approach temperature high
- McQuay WMC Code E28: Chiller staging error
- McQuay WMC Code E29: Energy efficiency alarm
- McQuay WMC Code E30: Compressor runtime exceeded
- McQuay WMC Code E31: Refrigerant level alarm
- McQuay WMC Code E32: Cooling tower water fault
- McQuay PFS Fault Codes
- McQuay PFS Code E01: Compressor high pressure protection
- McQuay PFS Code E02: Compressor low pressure protection
- McQuay PFS Code E03: Compressor motor overload
- McQuay PFS Code E04: Compressor discharge temperature high
- McQuay PFS Code E05: Evaporator water flow fault
- McQuay PFS Code E06: Condenser water flow fault
- McQuay PFS Code E07: Freeze protection activated
- McQuay PFS Code E08: Sensor fault
- McQuay PFS Code E09: Communication fault
- McQuay PFS Code E10: Phase loss or reversal
- McQuay PFS Code E11: Overcurrent protection
- McQuay PFS Code E12: Oil pressure low
- McQuay PFS Code E13: Oil level low
- McQuay PFS Code E14: Expansion valve fault
- McQuay PFS Code E15: Power supply fault
- McQuay PFS Code E16: Condenser fan fault
- McQuay PFS Code E17: Compressor 2 fault
- McQuay PFS Code E18: Compressor 3 fault
- McQuay PFS Code E19: Compressor 4 fault
- McQuay PFS Code E20: Head pressure control fault
- McQuay PFS Code E21: Ambient temperature low limit
- McQuay PFS Code E22: Chilled water temperature sensor drift
- McQuay PFS Code E23: Condenser water temperature sensor drift
- McQuay PFS Code E24: Compressor sequence fault
- McQuay PFS Code E25: Pump interlock fault
- McQuay PFS Code E26: Flow proving fault
- McQuay PFS Code E27: Remote start/stop fault
- McQuay PFS Code E28: Alarm summary overflow
- McQuay PFS Code E29: Clock/calendar fault
- McQuay PFS Code E31: High ambient temperature alarm
- McQuay ALS Fault Codes
- McQuay ALS Code E01: Compressor high pressure protection
- McQuay ALS Code E02: Compressor low pressure protection
- McQuay ALS Code E03: Compressor motor overload
- McQuay ALS Code E04: Discharge temperature high
- McQuay ALS Code E05: Evaporator water flow fault
- McQuay ALS Code E06: Condenser fan fault
- McQuay ALS Code E07: Evaporator water temperature low
- McQuay ALS Code E08: Sensor fault
- McQuay ALS Code E09: Communication fault
- McQuay ALS Code E10: Phase loss or reversal
- McQuay ALS Code E11: Overcurrent protection
- McQuay ALS Code E12: Oil pressure low
- McQuay ALS Code E13: Oil level low
- McQuay ALS Code E14: Expansion valve fault
- McQuay ALS Code E15: Power supply fault
- McQuay ALS Code E16: Compressor vibration alarm
- McQuay ALS Code E17: Condenser fan 2 fault
- McQuay ALS Code E18: Compressor vibration alarm
- McQuay ALS Code E19: Pumpdown failure
- McQuay ALS Code E20: Compressor surge alarm
- McQuay ALS Code E21: High bearing temperature
- McQuay ALS Code E22: Low subcooling alarm
- McQuay ALS Code E23: High superheat alarm
- McQuay ALS Code E24: Compressor start inhibit
- McQuay ALS Code E25: Evaporator approach temperature high
- McQuay ALS Code E26: Condenser approach temperature high
- McQuay ALS Code E27: Chiller staging error
- McQuay ALS Code E28: Energy efficiency alarm
- McQuay ALS Code E29: Compressor runtime exceeded
- McQuay ALS Code E30: Refrigerant level alarm
- McQuay MCS Fault Codes
- McQuay MCS Code E01: Module 1 compressor high pressure
- McQuay MCS Code E02: Module 1 compressor low pressure
- McQuay MCS Code E03: Module 2 compressor fault
- McQuay MCS Code E04: Module 3 compressor fault
- McQuay MCS Code E05: Module communication fault
- McQuay MCS Code E06: Common evaporator water flow fault
- McQuay MCS Code E07: Module isolation valve fault
- McQuay MCS Code E08: Capacity control fault
- McQuay MCS Code E09: Sensor fault
- McQuay MCS Code E10: Phase fault
- McQuay MCS Code E11: Oil pressure fault
- McQuay MCS Code E12: Power supply fault
- McQuay MCS Code E13: Freeze protection
- McQuay MCS Code E14: Expansion valve fault
- McQuay MCS Code E15: Fan motor fault
- McQuay MCS Code E16: Condenser water temperature high
- McQuay MCS Code E17: Condenser fan 2 fault
- McQuay MCS Code E18: Compressor vibration alarm
- McQuay MCS Code E19: Pumpdown failure
- McQuay MCS Code E20: Compressor surge alarm
- McQuay MCS Code E21: High bearing temperature
- McQuay MCS Code E22: Low subcooling alarm
- McQuay MCS Code E23: High superheat alarm
- McQuay MCS Code E24: Compressor start inhibit
- McQuay MCS Code E25: Evaporator approach temperature high
- McQuay MCS Code E26: Condenser approach temperature high
- McQuay MCS Code E27: Energy efficiency alarm
- McQuay MCS Code E28: Compressor runtime exceeded
- McQuay MCS Code E29: Refrigerant level alarm
- McQuay MCS Code E30: Cooling tower water fault
- Lennox Fault Codes
- Lennox SCA Fault Codes
- Lennox SCA Code E01: Supply air temperature sensor fault
- Lennox SCA Code E02: Return air temperature sensor fault
- Lennox SCA Code E03: Outdoor air temperature sensor fault
- Lennox SCA Code E04: Coil temperature sensor fault
- Lennox SCA Code E05: High pressure switch activated
- Lennox SCA Code E06: Low pressure switch activated
- Lennox SCA Code E07: Compressor overload
- Lennox SCA Code E08: Freeze protection
- Lennox SCA Code E09: Overcurrent protection
- Lennox SCA Code E10: Phase monitor fault
- Lennox SCA Code E11: Compressor motor protection
- Lennox SCA Code E12: Discharge temperature high
- Lennox SCA Code E13: Oil pressure fault
- Lennox SCA Code E14: Communication fault
- Lennox SCA Code E15: Expansion valve fault
- Lennox SCA Code E16: Fan motor fault
- Lennox SCA Code E17: Low pressure safety 2
- Lennox SCA Code E18: High pressure safety 2
- Lennox SCA Code E19: Compressor 2 overload
- Lennox SCA Code E20: Compressor 2 motor protection
- Lennox SCA Code E21: Discharge temperature high 2
- Lennox SCA Code E22: Oil pressure fault 2
- Lennox SCA Code E23: Remote control fault
- Lennox SCA Code E24: Alarm relay fault
- Lennox SCA Code E25: Compressor capacity staging fault
- Lennox SCA Code E26: Cooling tower interlock fault
- Lennox SCA Code E27: Water flow proving 2
- Lennox SCA Code E28: Surge protection activated
- Lennox SCA Code E29: Condensate level high
- Lennox SCA Code E30: Economizer fault
- Lennox TCS Fault Codes
- Lennox TCS Code E01: High pressure alarm
- Lennox TCS Code E02: Low pressure alarm
- Lennox TCS Code E03: Compressor motor overload
- Lennox TCS Code E04: Discharge temperature high
- Lennox TCS Code E05: Evaporator water flow fault
- Lennox TCS Code E06: Condenser water flow fault
- Lennox TCS Code E07: Evaporator freeze protection
- Lennox TCS Code E08: Sensor fault
- Lennox TCS Code E09: Communication fault
- Lennox TCS Code E10: Phase fault
- Lennox TCS Code E11: Oil pressure low
- Lennox TCS Code E12: Oil level low
- Lennox TCS Code E13: Expansion valve fault
- Lennox TCS Code E14: Power supply fault
- Lennox TCS Code E15: Fan motor fault
- Lennox TCS Code E16: Fan motor fault
- Lennox TCS Code E17: Compressor 2 fault
- Lennox TCS Code E18: Compressor 2 high pressure
- Lennox TCS Code E19: Compressor 2 low pressure
- Lennox TCS Code E20: Compressor 2 discharge temperature high
- Lennox TCS Code E21: Compressor 2 oil pressure low
- Lennox TCS Code E22: Crankcase heater fault
- Lennox TCS Code E23: Liquid line solenoid fault
- Lennox TCS Code E24: Hot gas bypass fault
- Lennox TCS Code E25: Pumpdown sequence fault
- Lennox TCS Code E26: Compressor vibration alarm 2
- Lennox TCS Code E27: Remote panel fault
- Lennox TCS Code E28: Surge detection 2
- Lennox TCS Code E29: Subcooling low alarm 2
- Lennox TCS Code E30: Superheat alarm 2
- Lennox LCA Fault Codes
- Lennox LCA Code E01: High pressure alarm
- Lennox LCA Code E02: Low pressure alarm
- Lennox LCA Code E03: Compressor overload
- Lennox LCA Code E04: Discharge temperature high
- Lennox LCA Code E05: Evaporator water flow fault
- Lennox LCA Code E06: Sensor fault
- Lennox LCA Code E07: Freeze protection
- Lennox LCA Code E08: Communication fault
- Lennox LCA Code E09: Phase fault
- Lennox LCA Code E10: Overcurrent protection
- Lennox LCA Code E11: Oil pressure low
- Lennox LCA Code E12: Oil level low
- Lennox LCA Code E13: Expansion valve fault
- Lennox LCA Code E14: Power supply fault
- Lennox LCA Code E15: Fan motor fault
- Lennox LCA Code E16: Compressor 2 fault
- Lennox LCA Code E17: Condenser fan 2 fault
- Lennox LCA Code E18: Compressor vibration alarm
- Lennox LCA Code E19: Pumpdown failure
- Lennox LCA Code E20: Compressor surge alarm
- Lennox LCA Code E21: High bearing temperature
- Lennox LCA Code E22: Low subcooling alarm
- Lennox LCA Code E23: High superheat alarm
- Lennox LCA Code E24: Compressor start inhibit
- Lennox LCA Code E25: Evaporator approach temperature high
- Lennox LCA Code E26: Condenser approach temperature high
- Lennox LCA Code E27: Chiller staging error
- Lennox LCA Code E28: Energy efficiency alarm
- Lennox LCA Code E29: Compressor runtime exceeded
- Lennox LCA Code E30: Refrigerant level alarm
- Lennox LSB Fault Codes
- Lennox LSB Code E01: High pressure alarm
- Lennox LSB Code E02: Low pressure alarm
- Lennox LSB Code E03: Compressor motor overload
- Lennox LSB Code E04: Discharge temperature high
- Lennox LSB Code E05: Evaporator water flow fault
- Lennox LSB Code E06: Condenser water flow fault
- Lennox LSB Code E07: Freeze protection
- Lennox LSB Code E08: Sensor fault
- Lennox LSB Code E09: Communication fault
- Lennox LSB Code E10: Phase fault
- Lennox LSB Code E11: Oil pressure low
- Lennox LSB Code E12: Oil level low
- Lennox LSB Code E13: Expansion valve fault
- Lennox LSB Code E14: Power supply fault
- Lennox LSB Code E15: Compressor vibration alarm
- Lennox LSB Code E16: Compressor 2 fault
- Lennox LSB Code E17: Condenser fan 2 fault
- Lennox LSB Code E18: Compressor vibration alarm
- Lennox LSB Code E19: Pumpdown failure
- Lennox LSB Code E20: Compressor surge alarm
- Lennox LSB Code E21: High bearing temperature
- Lennox LSB Code E22: Low subcooling alarm
- Lennox LSB Code E23: High superheat alarm
- Lennox LSB Code E24: Compressor start inhibit
- Lennox LSB Code E25: Evaporator approach temperature high
- Lennox LSB Code E26: Condenser approach temperature high
- Lennox LSB Code E27: Chiller staging error
- Lennox LSB Code E28: Energy efficiency alarm
- Lennox LSB Code E29: Compressor runtime exceeded
- Lennox LSB Code E30: Refrigerant level alarm
- ClimaCool Fault Codes
- ClimaCool WMC Fault Codes
- ClimaCool WMC Code E01: Compressor module 1 high pressure
- ClimaCool WMC Code E02: Compressor module 1 low pressure
- ClimaCool WMC Code E03: Compressor module 1 motor overload
- ClimaCool WMC Code E04: Compressor module 2 fault
- ClimaCool WMC Code E05: Module communication fault
- ClimaCool WMC Code E06: Evaporator water flow fault
- ClimaCool WMC Code E07: Condenser water flow fault
- ClimaCool WMC Code E08: Freeze protection
- ClimaCool WMC Code E09: Sensor fault
- ClimaCool WMC Code E10: Phase fault
- ClimaCool WMC Code E11: Module isolation valve fault
- ClimaCool WMC Code E12: Capacity control fault
- ClimaCool WMC Code E13: Oil pressure low
- ClimaCool WMC Code E14: Power supply fault
- ClimaCool WMC Code E15: Communication fault
- ClimaCool WMC Code E16: Compressor vibration alarm
- ClimaCool WMC Code E17: Condenser fan 2 fault
- ClimaCool WMC Code E18: Compressor vibration alarm
- ClimaCool WMC Code E19: Pumpdown failure
- ClimaCool WMC Code E20: Compressor surge alarm
- ClimaCool WMC Code E21: High bearing temperature
- ClimaCool WMC Code E22: Low subcooling alarm
- ClimaCool WMC Code E23: High superheat alarm
- ClimaCool WMC Code E24: Compressor start inhibit
- ClimaCool WMC Code E25: Evaporator approach temperature high
- ClimaCool WMC Code E26: Condenser approach temperature high
- ClimaCool WMC Code E27: Energy efficiency alarm
- ClimaCool WMC Code E28: Compressor runtime exceeded
- ClimaCool WMC Code E29: Refrigerant level alarm
- ClimaCool WMC Code E30: Cooling tower water fault
- ClimaCool ACC Fault Codes
- ClimaCool ACC Code E01: Compressor high pressure
- ClimaCool ACC Code E02: Compressor low pressure
- ClimaCool ACC Code E03: Compressor motor overload
- ClimaCool ACC Code E04: Condenser fan fault
- ClimaCool ACC Code E05: Module communication fault
- ClimaCool ACC Code E06: Evaporator water flow fault
- ClimaCool ACC Code E07: Freeze protection
- ClimaCool ACC Code E08: Sensor fault
- ClimaCool ACC Code E09: Communication fault
- ClimaCool ACC Code E10: Phase fault
- ClimaCool ACC Code E11: Overcurrent protection
- ClimaCool ACC Code E12: Oil pressure low
- ClimaCool ACC Code E13: Module isolation valve fault
- ClimaCool ACC Code E14: Power supply fault
- ClimaCool ACC Code E15: Capacity control fault
- ClimaCool ACC Code E16: Compressor vibration alarm
- ClimaCool ACC Code E17: Condenser fan 2 fault
- ClimaCool ACC Code E18: Compressor vibration alarm
- ClimaCool ACC Code E19: Pumpdown failure
- ClimaCool ACC Code E20: Compressor surge alarm
- ClimaCool ACC Code E21: High bearing temperature
- ClimaCool ACC Code E22: Low subcooling alarm
- ClimaCool ACC Code E23: High superheat alarm
- ClimaCool ACC Code E24: Compressor start inhibit
- ClimaCool ACC Code E25: Evaporator approach temperature high
- ClimaCool ACC Code E26: Condenser approach temperature high
- ClimaCool ACC Code E27: Energy efficiency alarm
- ClimaCool ACC Code E28: Compressor runtime exceeded
- ClimaCool ACC Code E29: Refrigerant level alarm
- ClimaCool ACC Code E30: High ambient temperature alarm
- Multistack Fault Codes
- Multistack ASP Fault Codes
- Multistack ASP Code E01: Module 1 compressor high pressure
- Multistack ASP Code E02: Module 1 compressor low pressure
- Multistack ASP Code E03: Module 1 compressor motor overload
- Multistack ASP Code E04: Module 2 compressor fault
- Multistack ASP Code E05: Condenser fan fault
- Multistack ASP Code E06: Module communication fault
- Multistack ASP Code E07: Evaporator water flow fault
- Multistack ASP Code E08: Freeze protection
- Multistack ASP Code E09: Sensor fault
- Multistack ASP Code E10: Phase fault
- Multistack ASP Code E11: Overcurrent protection
- Multistack ASP Code E12: Oil level low
- Multistack ASP Code E13: Module isolation valve fault
- Multistack ASP Code E14: Power supply fault
- Multistack ASP Code E15: Capacity control fault
- Multistack ASP Code E16: Communication fault
- Multistack ASP Code E17: Condenser fan 2 fault
- Multistack ASP Code E18: Compressor vibration alarm
- Multistack ASP Code E19: Pumpdown failure
- Multistack ASP Code E20: Compressor surge alarm
- Multistack ASP Code E21: High bearing temperature
- Multistack ASP Code E22: Low subcooling alarm
- Multistack ASP Code E23: High superheat alarm
- Multistack ASP Code E24: Compressor start inhibit
- Multistack ASP Code E25: Evaporator approach temperature high
- Multistack ASP Code E26: Condenser approach temperature high
- Multistack ASP Code E27: Energy efficiency alarm
- Multistack ASP Code E28: Compressor runtime exceeded
- Multistack ASP Code E29: Refrigerant level alarm
- Multistack ASP Code E30: High ambient temperature alarm
- Multistack MSW Fault Codes
- Multistack MSW Code E01: Module 1 compressor high pressure
- Multistack MSW Code E02: Module 1 compressor low pressure
- Multistack MSW Code E03: Module 1 compressor motor overload
- Multistack MSW Code E04: Module 2 compressor fault
- Multistack MSW Code E05: Condenser water flow fault
- Multistack MSW Code E06: Evaporator water flow fault
- Multistack MSW Code E07: Module communication fault
- Multistack MSW Code E08: Freeze protection
- Multistack MSW Code E09: Sensor fault
- Multistack MSW Code E10: Phase fault
- Multistack MSW Code E11: Overcurrent protection
- Multistack MSW Code E12: Oil level low
- Multistack MSW Code E13: Module isolation valve fault
- Multistack MSW Code E14: Power supply fault
- Multistack MSW Code E15: Capacity control fault
- Multistack MSW Code E16: Compressor vibration alarm
- Multistack MSW Code E17: Condenser fan 2 fault
- Multistack MSW Code E18: Compressor vibration alarm
- Multistack MSW Code E19: Pumpdown failure
- Multistack MSW Code E20: Compressor surge alarm
- Multistack MSW Code E21: High bearing temperature
- Multistack MSW Code E22: Low subcooling alarm
- Multistack MSW Code E23: High superheat alarm
- Multistack MSW Code E24: Compressor start inhibit
- Multistack MSW Code E25: Evaporator approach temperature high
- Multistack MSW Code E26: Condenser approach temperature high
- Multistack MSW Code E27: Energy efficiency alarm
- Multistack MSW Code E28: Compressor runtime exceeded
- Multistack MSW Code E29: Refrigerant level alarm
- Multistack MSW Code E30: Cooling tower water fault