59 of 222 pages
Operating and service manual
6. Operation alarms
600
No control sensors
Supply Air Sensor 1, Supply Air Sensor 2, Return Air
Sensor All Malfunctioning
Fatal Alarm
601
No watercooling
Water-cooling fault
Warning
602
Tset unreachable
Tset Unreachable.
Not implemented yet
Alarm
603
In range fault
In-range Fault
Fatal Alarm
604
High press trouble
High Pressure Safety Switch is active
Fatal Alarm
607
AirEx open freeze
Air exchange valve open in conflict with settings
Fatal Alarm
609
Defrost Trouble
Defrost is running
Warning
610
Defrost time exceed Max. defrost time exceeded
Warning
611
Too many sensor err Too many (controlling) sensors have errors
Alarm
612
FC trouble
There have been several FC alarms within short time
Alarm
613
Motor trouble
Evaporator Motor 1 or 2 Overheated several times or
permanently within short time
Alarm
614
Humidity
deactivated
Humidity control deactivated
Alarm
620
Cpr start failed
Not implemented yet
Fatal Alarm
621
Cpr restarted
The Compressor Has Been Restarted
Warning
625
CT outrange
Cold Treatment out of range
Alarm
630
Manual phase dir
Manually Selected Phase Direction
Alarm
631
Fuse blown
Blown Fuse
Warning
8. Test alarms
800
Func test failed
Function Test Fault
Alarm
801
Controller
Controller Internal Voltage Reference Fault
Alarm
805
Idle current
Unit Idle Overcurrent Fault
Alarm
810
Mevap cur LO speed Evaporator Motor Low Speed Current Fault
Alarm
811
Mevap cur HI speed
Evaporator Motor High Speed Current Fault
Alarm
812
Mevap current OFF
Evaporator Motor Off Current Fault
Alarm
813
Mevap direction
Not implemented yet
Alarm
815
Mcond cur LO speed Condenser Motor Low Speed Current Fault
Alarm
816
Mcond cur HI speed
Condenser Motor High Speed Current Fault
Alarm
817
Mcond current OFF
Condenser Motor Off Current Fault
Alarm
820
Hevap current ON
Evaporator Heater On Current Fault
Alarm
821
Hevap current OFF
Evaporator Heater Off Current Fault
Alarm
840
Valve leaks
Valve Leak Fault
Alarm
842
Expansion valve
Expansion Valve Fault
Alarm
843
Economizer valve
Economizer Valve Fault
Alarm
844 Hot gas valve
Hot gas Valve Fault
Alarm
845
Cpr pump down
Compressor pump down fault
Alarm
846
FC check
FC internal fault
Alarm
850
PTI test failed
PTI Test Fault
Alarm
855
PTI Tset 5
PTI 5°C Set Fault
Alarm
860
PTI Tset 0
PTI 0°C Set Fault
Alarm
870
PTI defrost
PTI Defrost Fault
Alarm
880
PTI Tset -18
PTI –18°C Set Fault
Alarm
9. Controller alarms
900
User stop
User stop was executed from PC-program
Fatal Alarm
901
Measurement error
Error in measurement of condensator on circuit board Warning