24
| EN
SMARTY RV v2019.12
This can be useful, if you need to check if everything is properly connected. Moreover, in the event of failure, certain components can be activated
so that the unit operates irrespective of sensors and protections. Of course, this method should be applied in exceptional cases until the failure
"
If the service environment window
SERVICE › SENSORS
displays an external (
REMOTE
) type of a temperature sensor, its temperature may be indicated manu-
ally. The values may be indicated via the Modbus interface.
7.4.22. CHANGING PASSWORDS
In the service environment section
SERVICE › MAIN › PASSWORD › PASSWORD CHANGING MODE › ON
you can change login passwords. For this it is necessary to acti-
vate the change and after entering a preferred password (4 digits), click a button SET. To review and change the parameters without a password,
just set 0.
7.4.23. RESTORING FACTORY DEFAULTS
If set parameters result in incorrect operation of the system, you can always restore the factory defaults in the service environment window
SERVICE
› MAIN › FACTORY SETTINGS
.
7.4.24. INDICATIONS OF FUNCTIONS, ALARMS AND WARNINGS
! "
ADJUSTER › ALARMS
or
USER › ALERT
. Functions are displayed in the main window
ADJUSTER › VENTILATION CONTROL
or in the user environment window. The table below provides indications and their descriptions.
FUNCTIONS
DESCRIPTION
Working indication output
Working indication output is activated
Alarm indication output
Failure indication output is activated
System mode switch
Switching on from an external contactor is activated
Custom fans speed switch
Selected fans speed from an external contactor is activated
Winter
Winter mode is active
Stand-by mode blocking activated
Stand-by mode blocking is activated
Slowing down fans
Fans are slowed down
Slowing down fans by temperature
Fans are slowed down depending on supply air temperature
Night cooling function activated
Night cooling function is activated
Hydronic pump exercise activated
Preventive maintenance of circulation pumps is activated
Service stop function
Blocking of air handling unit operating algorithm; Service activities are carried
out
Holidays
Holiday Schedule interval is active. System mode can be changed only upon
changing the Holiday Schedule interval
Reducing CO
2
level
CO
2
reduction function is activated
Full recirculation
Full recirculation function is activated
7.4.25. DISPLAY AND CONCELLATION OF ALARMS AND WARNINGS
_ " -
_ "
is also displayed
in the main window A
DJUSTER › VENTILATION CONTROL
. If at least one alarm is active, the system is shut down and external failure indication is activated.
Alarms and warnings can be reviewed and canceled in the window
ADJUSTER › ALARMS
or
USER › ALERT
. All possible alarms and warnings are provided in
Summary of Contents for SMARTY R V
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