Handleiding
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5.4.7 Power Loss
This alarm indicates that a short under voltage on main power supply, that does not turn off the unit, has occurred.
Symptom
Cause
Solution
Circuit status is On.
The controller brings the compressor
to the minimum speed and then
normal operation is recovered (default
1200rmp)
Bell icon is moving on controller’s
display.
String in the alarm list:
Cx PwrLossRun
String in the alarm log:
± Cx PwrLossRun
String in the alarm snapshot
Cx PwrLossRun
Chiller main power supply had a down
peak which caused the trip.
Check if main power supply is within
the acceptable tolerance for this
chiller
Reset
Notes
Local HMI
Network
Auto
Resolution of this fault requires a direct intervention on the power supply of this unit.
Direct intervention on the power supply can cause electrocution, burns or even death. This action
must be performed only by trained persons. In case of doubts contact your maintenance company.
5.4.8 Liquid Temperature sensor fault
This alarm is generated to indicate that the sensor is not reading properly.
Symptom
Cause
Solution
Circuit status is On.
Bell icon is moving on controller’s
display.
String in the alarm list:
Cx LiquidTemperatureSen
String in the alarm log:
± Cx LiquidTemperatureSen
String in the alarm snapshot
Cx LiquidTemperatureSen
Sensor is shorted.
Check for sensor integrity.
Check correct sensors operation
according to information about kOhm
(k) range related to temperature
values.
Sensor is broken.
Check if sensor is shorted with a
resistance measurement.
Sensor is not properly connected
(open).
Check for correct installation of the
sensor on refrigerant circuit pipe.
Check for absence of water or
humidity on sensor electrical contacts.
Check for correct plug-in of the
electrical connectors.
Check for correct sensors wiring also
according with electrical scheme.
Reset
Notes
Local HMI
Network
Auto
5.4.9 Liquid Pressure sensor fault
This alarm is generated to indicate that the sensor is not reading properly.
Symptom
Cause
Solution
Circuit status is Off.
Bell icon is moving on controller’s
display.
String in the alarm list:
Cx LiquidPressureSen
String in the alarm log:
± Cx LiquidPressureSen
String in the alarm snapshot
Cx LiquidPressureSen
Sensor is shorted.
Check for sensor integrity.
Check correct sensors operation
according to information about mV
range related to temperature values.
Sensor is broken.
Check if sensor is shorted with a
resistance measurement.
Sensor is not properly connected
(open).
Check for correct installation of the
sensor on refrigerant circuit pipe.
Bekijk gratis de handleiding van Daikin EWAH670TZXRB2, stel vragen en lees de antwoorden op veelvoorkomende problemen, of gebruik onze assistent om sneller informatie in de handleiding te vinden of uitleg te krijgen over specifieke functies.
Productinformatie
| Merk | Daikin |
| Model | EWAH670TZXRB2 |
| Categorie | Airco |
| Taal | Nederlands |
| Grootte | 11657 MB |
