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Air cooled inverter water chiller
OPERATION
MANUAL
EWAD TZ B 160-700
Air cooled inverter water chiller
D-EOMAC00909-16EN
Operation Manual
75
6.1.7.6 High Oil Pressure Differential Alarm
This alarm indicates that the oil filter is clogged and needs to be replaced.
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 OffOilPrDiffHi
String in the alarm log:
CxCmp1 OffOilPrDiffHi
String in the alarm snapshot
CxCmp1 OffOilPrDiffHi
Oil filter is clogged
Replace oil filter.
6.1.7.7 Fail Start Low Pressure
This alarm indicates that at the compressor start the evaporating pressure is under a minimum limit
for too much time.
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
String in the alarm snapshot
Cx OffStartFailEvpPrLo
Ambient temperature is too low
Check the operating envelope for this
machine.
6.1.7.8 No Pressure At Start Alarm
This alarm is used to indicate a condition where the pressure at the evaporator or at the condenser
is lower than 35kPa, so the circuit is potentially empty of refrigerant.
Symptom
Cause
Solution
Circuit status is Off.
The compressor does not start
Bell icon is moving on controller’s
display.
String in the alarm list:
Cx OffNoPressAtStart
String in the alarm log:
Cx OffNoPressAtStart
String in the alarm snapshot
Cx OffNoPressAtStart
Evaporator or condenser pressure are
below 35kPa
Check transducers calibration with an
appropriate gauge.
Check transducers cabling and
readout.
Check refrigerant charge and set it to
the proper value.
6.1.7.9 Maximum Number of Restart Alarm
This alarm indicates that for three consecutive times after the compressor start the evaporating
pressure is under a minimum limit for too much time
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 OffNbrRestarts
String in the alarm log:
Cx OffNbrRestarts
String in the alarm snapshot
Ambient temperature is too low
Check the operating envelope for this
machine.
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Productinformatie
| Merk | Daikin |
| Model | EWAD620TZPLB |
| Categorie | Airco |
| Taal | Nederlands |
| Grootte | 11976 MB |
