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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
61
Unit status is Run.
Bell icon is moving on controller’s
display.
Demand Limit function cannot be
used.
String in the alarm list:
BadDemandLimitInput
String in the alarm log:
BadDemandLimitInput
String in the alarm snapshot
BadDemandLimitInput
Demand limit input out of range
For this warning out of range is
considered to be a signal less than
3mA or more than 21mA.
Check for values of input signal to the
unit controller. It has to be in the
allowed mA range;
Check for electrical shielding of
wirings.
Check for right value of the unit’s
controller output in case input signal
is into allowed range.
6.1.1.10 Bad Leaving Water Temperature Reset Input
This alarm is generated when the Setpoint Reset option has been enabled and the input to the
controller is out of the admitted range.
Symptom
Cause
Solution
Unit status is Run.
Bell icon is moving on controller’s
display.
LWT Reset function cannot be used.
String in the alarm list:
BadSetPtOverrideInput
String in the alarm log:
BadSetPtOverrideInput
String in the alarm snapshot
BadSetPtOverrideInput
LWT reset input signal is out of range.
For this warning out of range is
considered to be a signal less than
3mA or more than 21mA.
Check for values of input signal to the
unit controller. It has to be in the
allowed mA range.
Check for electrical shielding of
wirings.
Check for right value of the unit’s
controller output in case input signal
is into allowed range.
6.1.1.11 Bad Current Limit Input
This alarm is generated when the Flexible Current Limit option has been enabled and the input to
the controller is out of the admitted range.
Symptom
Cause
Solution
Unit status is Run.
Bell icon is moving on controller’s
display.
Flexible Current Limit function cannot
be used.
String in the alarm list:
BadCurrentLimitInput
String in the alarm log:
BadCurrentLimitInput
String in the alarm snapshot
BadCurrentLimitInput
Flexible current limit input out of
range.
For this warning out of range is
considered to be a signal less than
3mA or more than 21mA.
Check for values of input signal to the
unit controller. It has to be in the
allowed mA range.
Check for electrical shielding of
wirings.
Check for right value of the unit’s
controller output in case input signal
is into allowed range.
6.1.2 Unit Problems
6.1.2.1 Outside Air Temperature (OAT) Lockout
Symptom
Cause
Solution
Unit Status is StartInhbtAmbTemp.
All circuits are stopped with a normal
shutdown procedure.
Bell icon is moving on controller’s
display.
String in the alarm list:
-------------------------------
String in the alarm log:
--------------------------------
String in the alarm snapshot
Outside ambient temperature is
lower than value set into unit’s
controller.
Check the minimum outside
ambient temperature value set into
the unit’s controller.
Check if this value is in accordance
with chiller application, therefore
check about the proper application
and utilization of the chiller.
Improper operation of Outside
Ambient Temperature sensor.
Check for proper operation of OAT
sensor according information about
Bekijk gratis de handleiding van Daikin EWAD620TZPLB, 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 | EWAD620TZPLB |
| Categorie | Airco |
| Taal | Nederlands |
| Grootte | 11976 MB |
