SystemAir SAVE VTR 150/B User Manual page 10

6 | Operation
Duration have to be set for temporary user modes. SAVE VTR 150/B will return to its previous working mode after the
set time expires.
Note:
AUTO mode is available for selection only if the optional Demand Control, Week Schedule and/or
external fan control functions are activated.
3.2.5.1 Permanent modes
Permanent modes are always active unless interrupted by temporary modes, activated user functions or alarms:
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Manual
3.2.5.2 Temporary modes
Temporary modes are active only for a set period of time unless interrupted by active user modes, activated user func-
tions or alarms:
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Holiday
Crowded
Away
Text
Automatic airflow control. AUTO mode is available for selection when Demand
Control, Week Schedule and/or external fan control functions are configured,
otherwise AUTO mode icon won't be visible in active user modes menu. AUTO
Auto
mode activates Demand Control, Week Schedule and/or external fan control
functions. Demand is available to choose as airflow setting in Week Schedule.
Manual selection of airflow levels. The unit can be set run at one out of four
available airflow speeds: Off/Low/Normal/High.
Note:
The fan can be set to OFF by activating Manual Fan Stop function in
Service menu.
Text
Sets speed of both supply and extract air fans to Low levels when user is away
from home for a long period of time.
ECO mode is active.
Set duration in days.
Sets speed of both supply and extract air fans to maximum High levels and
temperature setpoint offset to –3 K when apartment is more crowded than usual.
Default temperature setpoint offset is –3 K.
Set duration in hours.
Sets speed of both supply and extract air fans to Low levels when user is away
from home for a short period of time.
ECO mode is active.
Set duration in hours.
Description
Description
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