| 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 fault | In-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 |
| 980 | Tinternal 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 |
