Daikin MicroTech III - Manual Control Operations; Manual Control Functions

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Operation Manual
D–EOMWC00A07-16_02EN
10.9.4 Suction Temperature Sensor Fault
This alarm is generated to indicate that the sensor is not reading properly.
Symptom
Cause
Solution
Circuit status is Off.
The circuit is switched off with the
normal shutdown procedure.
Bell icon is moving on controller’s
display.
String in the alarm list:
CxCmp1 OffSuctTempSen
String in the alarm log:
CxCmp1 OffSuctTempSen
String in the alarm snapshot
CxCmp1 OffSuctTempSen
Sensor is shorted.
Check for sensor integrity.
Check correct sensors operation
according information about kOhm
(k ) range related to temperature
values.
Sensor is broken.
Check if sensor is shorted with a
resistance measurement.
Sensor is not good 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



10.9.5 Discharge Temperature Sensor Fault
This alarm is generated to indicate that the sensor is not reading properly.
Symptom
Cause
Solution
Circuit status is Off.
The circuit is switched off with the
normal shutdown procedure.
Bell icon is moving on controller’s
display. String in the alarm list:
CxCmp1 OffDischTmpSen
String in the alarm log:
CxCmp1 OffDischTmpSen
String in the alarm snapshot
CxCmp1 OffDischTmpSen
Sensor is shorted.
Check for sensor integrity.
Check correct sensors operation
according 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


