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83001602.Kf
Error
code
Display view
Type of message
Message description
Cause of the message
Troubleshooting
Reaction of the chiller
514
AI pump pressure 2
Group fault alarm
from Version 2.60
Measured value of the
analogue input outside
the valid measuring
range
Sensor defective,
sensor break
or sensor short-circuit
Check electrical connections of
the sensor,
check sensor using the
characteristic curve
Pump 1 & 2 = Consumer pump
- Pump 2 switches off,
- Pump 1 and compressor continue to
run.
Pump 1 = Consumer pump
Pump 2 = Evaporator pump
Chiller switches off.
Alarm is not recognised,
No reaction up to V 2.58
- Pump 2 and compressor switch off
- Pump 1 run until outlet temp. max.
stop continues. From V 2.60
Pump 2 = Consumer pump
Pump 1 = Redundant
- Pump 2 switches off,
- Pump 1 switches on.
Alarm is saved, (from V.2.60)
Manual reset.
515
AI tank pressure
Group fault alarm
from Version 2.60
Measured value of the
analogue input outside
the valid measuring
range
Sensor defective,
sensor break
or sensor short-circuit
Check electrical connections of
the sensor,
check sensor using the
characteristic curve
Chiller switches off immediately,
Alarm is saved, (From V.2.60)
Manual reset.
521
AI high pressure
Group fault alarm
from Version 2.60
Measured value of the
analogue input outside
the valid measuring
range
Sensor defective,
sensor break
or sensor short-circuit
Check electrical connections of
the sensor,
check sensor using the
characteristic curve
Pumps continue to run,
Alarm is saved, (From V.260)
Manual reset.
522
AI low pressure
Group fault alarm
from Version 2.60
Measured value of the
analogue input outside
the valid measuring
range
Sensor defective,
sensor break
or sensor short-circuit
Check electrical connections of
the sensor,
check sensor using the
characteristic curve
Pumps continue to run,
Compressor (KK) stops immediately
Alarm is saved, (From V.260)
Manual reset.
523
AI suction gas temp
Group fault alarm
from Version 2.60
Measured value of the
analogue input outside
the valid measuring
range
Sensor defective,
sensor break
or sensor short-circuit
Check electrical connections of
the sensor,
check sensor using the
characteristic curve
Pumps continue to run,
Compressor (KK) stops immediately
Alarm is saved, (From V.260)
Manual reset.
526
AI cool. water temp.
Group fault alarm
from Version 2.60
Should be set to
Warning, since only
display
Measured value of the
analogue input outside
the valid measuring
range
Sensor defective,
sensor break
or sensor short-circuit
Check electrical connections of
the sensor,
check sensor using the
characteristic curve
Cooling water circuit is blocked.
Refrigeration circuit goes to high
pressure fault.
Alarm is saved, (From V.2.60)
Manual reset.
