Handleiding
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Check for correct plug-in of the
electrical connectors.
Check for correct sensors wiring also
according electrical scheme.
Reset
Notes
Local HMI
Network
Auto
5.6.6 Evaporating Pressure sensor fault
This alarm indicates that the evaporating pressure transducer is not operating properly.
Symptom
Cause
Solution
Circuit status is Off.
The circuit is stopped.
Bell icon is moving on controller’s
display.
String in the alarm list:
CxCmp1 EvapPressSen
String in the alarm log:
± CxCmp1 EvapPressSen
String in the alarm snapshot
CxCmp1 EvapPressSen
Sensor is broken.
Check for sensor integrity.
Check correct sensors operation
according to information about mVolt
(mV) range related to pressure values
in kPa.
Sensor is shorted.
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. The
transducer must be able to sense the
pressure through the valve’s needle.
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 to electrical scheme.
Reset
Notes
Local HMI
Network
Auto
5.6.7 EXV Driver Error (A/C units only)
This alarm indicates an abnormal condition of the EXV Driver.
Symptom
Cause
Solution
Circuit status is Off.
Circuit is immediately stopped.
Bell icon is moving on controller’s
display.
String in the alarm list:
Cx OffEXVDrvError
String in the alarm log:
± Cx OffEXVDrvError
String in the alarm snapshot
Cx OffEXVDrvError
Hardware Error
Contact your service organization to
get the problem solved.
Reset
Notes
Local HMI
Network
Auto
5.6.8 Fail Start Low Pressure
This alarm indicates that at the compressor start the evaporating pressure or condensing pressure is below a minimum
fixed limit at compressor start.
Symptom
Cause
Solution
Circuit status is Off.
The circuit is stopped.
Bell icon is moving on controller’s
display.
String in the alarm list:
Cx OffStartFailEvpPrLo
String in the alarm log:
± Cx OffStartFailEvpPrLo
Ambient temperature is too low (A/C
units)
Check the operating envelope for this
machine.
Circuit refrigerant charge is too low
Check refrigerant charge.
Check for gas leakage with a sniffer.
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 |
