StarCool Alarm Codes

Code No. Display Text Description
102   Tret invalid Return Air Temperature Sensor Invalid
105 Tsup 1 invalid Supply Air Temperature Sensor 1 Invalid
108  Tsup 2 invalid Supply Air Temperature Sensor 2 Invalid
111  Tusda 1 out of range USDA 1 Temperature Sensor Invalid
114  Tusda 2 out of range  USDA 2 Temperature Sensor Invalid
117  Tusda 3 out of range USDA 2 Temperature Sensor Invalid
120  Tcargo out of range Cargo Temperature Sensor Invalid
123  Tevap invalid  Evaporator Temperature Sensor Invalid
126  Tsuc invalid Suction Temperature Sensor Invalid
129 Tamb invalid Ambient Temperature Sensor Invalid
146 Check system Reliability calculation signals something is wrong
147 System trouble When reliability has been bad and became good again
148  Tsup error Supply air temperature error
203  Pdis invalid Compressor Discharge Pressure Transmitter Invalid
207  Psuc invalid Compressor Suction Pressure Transmitter Invalid
250 Config Psuc/Pdis Wrong Suction Pressure Transmitter
302 RH invalid Relative Humidity Sensor Invalid
303 AirEx invalid  Air Exchange Sensor Short Circuit
306  HPS switch - K1  High pressure switch is active
314  Replace CO2 sensor Replace CO2 sensor
315  Replace O2 sensor Replace O2 sensor
400 Mevap 1 over heat  Evaporator Motor 1 overheat
401  Mevap 2 over heat  Evaporator Motor 2 overheat
402 Mcond over heat  Condenser Motor overheat
415 Over voltage U1-2 and U1-3 and U2-3 overvoltage
418  Under voltage U1-2 and U1-3 and U2-3 undervoltage
421 Over current  I1-2 and I1-3 and I2-3 overcurrent
423  No phase direction  Phase Direction Not Detectable
424 Power frequency Phase Frequency Error
425  Frequency too high  Power Frequency too high
429 U/f ratio  Bad power supply
430 Cpr connection Power Cable From FC to Compressor Faulty
501  FC local control  FC Local Mode Fault
508  Compr connection FC Short Circuit Fault Alarm
509  FC 24 V fault  FC Internal 24 V Supply Fault Alarm
510  Compr connection  FC Earth Fault Alarm
511  Compr over current FC Overcurrent Fault Alarm
513  Compr overload FC Overload Fault Alarm
514  Invalid power sup FC Voltage Low Fault Alarm
515  Invalid power sup FC Voltage High Fault Alarm
516 FC supply error FC Phase Loss Fault Alarm
517 FC over temp  FC Over temperature Fault Alarm
518 FC inrush FC Inrush Fault Alarm
519 FC internal error  FC Internal Error Fault Alarm
521 FC high volt FC High Voltage Fault Warning
522 FC high temp FC Over temperature Fault Warning
523  FC phase loss FC Phase Loss Fault Warning
524 FC current limit FC Current Limit Fault Warning
525 FC overload FC Overload Fault Warning
529 FC setup error FC Setup Fault Warning
566 FC undefined
alarm
FC Undefi ned Alarm
599 FC Trip Lock FC has tripped and stopped
600  No control sensors Supply Air Sensor 1, Supply Air Sensor 2, Return Air Sensor All Malfunctioning
601 No water cooling Water-cooling fault
602 Tset unreachable Tset Unreachable. (Not implemented yet)
603 In range faultIn-range Fault
604  High press trouble  High Pressure Safety Switch is active
607  AirEx open  Air exchange valve open in conflict with settings
609  Defrost Trouble Defrost is running
610  Defrost time exceed Max. defrost time exceeded
611 Too many sensor err Too many (controlling) sensors have errors
612 FC trouble There have been several FC alarms within short time
613 Motor trouble Evaporator fan motor 1 or 2 or condenser fan motor overheated several times
614 Humidity deactivated Humidity control deactivated
620 Cpr start failed -
621 Cpr restarted The compressor has been restarted
625 CT outrange Cold Treatment out of range
630 Manual phase dir Manually Selected Phase Direction
631 Fuse blown Blown Fuse for fan motors and heaters
632 Phase missing Phase missing
700 FC missing FC Missing
710 Display missing (Seen in Star View) No communication with display
711 Display com (Seen in Star View) Reduced communication with display (Not yet implemented)
720 Power module missing No communication
721 Power module com Reduced communication power module (Not yet implemented)
730 RH sensor missing RH sensor communication missing
731 RH sensor com RH sensor communication reduced (Not yet implemented)
800 Func test failed Function Test Fault
801 Controller Controller Internal Voltage Reference Fault
805 Idle current Unit idle overcurrent fault
810 Mevap cur LO speed Evaporator motor low speed current fault
811 Mevap cur HI speed Evaporator motor high speed current fault
812 Mevap current OFF Evaporator Motor Off Current Fault
813 Not implemented yet -
815 Mcond cur LO speed Condenser Motor Low Speed Current Fault
816 Mcond cur HI speed Condenser Motor High Speed Current Fault
817 Mcond current OFF Condenser Motor Off Current Fault
820 Hevap current ON Evaporator Heater On Current Fault
821 Hevap current OFF Evaporator Heater Off Current Fault
840 Valve leaks Valve Leak Fault
842 Expansion valve Expansion Valve Fault
843 Economizer valve Economizer Valve Fault
844 Hot gas valve Hot gas Valve Fault
845 Cpr pump down Compressor pump down fault
846 FC Check Internal fault in FC
847 High press switch Internal fault in FC
848 Temp press invalid Internal fault in FC
849 Valve error Internal fault in FC
850 PTI test failed PTI Test Fault
855 PTI Tset 5 PTI 5°C Set Fault
860 PTI Tset 0 PTI 0°C Set Fault
870 PTI Defrost Fault -
880 PTI Tset -18 PTI –18°C Set Fault
900 User stop User stop was executed from PC-program
902 Battery malfunction Battery Malfunctioning
904 Datalog error SCCU6 Data log Fault
905 Database corrupt SCCU6 Database Faulty
907 Real-time error Real-time Clock Unreliable
908 Real-time invalid Real-time Clock Unavailable
910 Main power failure Main Power Fault
911 Battery voltage LO Low Battery Voltage
912 Battery voltage HI High Battery Voltage
953 Temp ref 1 LO Controller Internal Voltage Reference Fault
954 Temp ref 1 HI Controller Internal Voltage Reference Fault
955 Controller Internal Voltage Reference Fault Temp ref 2 LO
956 Temp ref 2 HI Controller Internal Voltage Reference Fault
961 Pdis sens sup LO Controller Internal Voltage Reference Fault
962 Pdis sens sup HI Controller Internal Voltage Reference Fault
963 Psuc sens sup LO Controller Internal Voltage Reference Fault
964 Psuc sens sup HI Controller Internal Voltage Reference Fault
965 Controller sup LO Controller Internal Voltage Reference Fault
966 Controller sup HI Controller Internal Voltage Reference Fault
967 Motor pos sup LO Controller Internal Voltage Reference Fault
968 Motor pos sup HI Controller Internal Voltage Reference Fault
969 AirEx sens sup LO Controller Internal Voltage Reference Fault
970 AirEx sens sup HI Controller Internal Voltage Reference Fault
971 Sensor bus sup LO Supply voltage sensor bus low
972 Sensor bus sup HI Controller Internal Voltage Reference Fault
973 SUP6 SPM6 sup LO Supply voltage SUP6 SPM6 low
974 Sensor bus sup HI Controller Internal Voltage Reference Fault
980Tinternal LO Controller Internal Voltage Reference Fault
981 Tinternal HI Controller Internal Temperature Sensor High Temperature Fault
989 Software test ver Software test version
990 Firmware update fail Failed to activate firmware
996 Software CRC error Prom CRC Fault
997 Eeprom error EEPROM fault