Operating 4
0020135485_00 VRT 350 Operating instructions 17
4.4.3 Overview of operating modes
The activated operating mode is shown in the top left of the basic display.
The right-hand selector button can be used to navigate from the basic display directly to the settings under «Operating
mode».
If you have activated an advanced function, the display indicates the advanced function.
’VR 66’ Control Centre
If there is a second heating circuit, you can only set the operating modes using the main controller. The operating mode
that is set applies for Zone 1 and for Zone 2.
Mode Setting Factory reset Own setting
Current mode
Auto Automatic mode Active
Summer Summer mode Not active
Day Comfort mode Not active
Set-back Set-back mode Not active
System OFF System OFF Not active
Special operating mode
Cylinder boost Active, Not active Not active
Party function Active, Not active Not active
1 day away from home Active, Not active Not active
Table 4.2: Operating modes
4.4.4 Overview of operating levels
Selection
level 1
Selection
level 2
Setting level Values Unit Incre-
ment/Select
Factory reset Own
setting
min. max.
Information System
status
System
Status Current value
Water pressure Current value bar
Hot water Current value Charged, char-
ging
HEATING 1
Day temperature Current value °C 0.5 20
5 30
Set-back tem-
perature
Current value °C 0.5 15
5 30
Auto day temp
until
Current value hr:min
away from Current value
dd.mm.yy
away to Current value
dd.mm.yy
Contact
details
Installer Phone Current values
Serial num-
ber
Unit number Permanent value
If the ’VR 66’ is connected, the functions shown in italics are only available for Zone 1 and these are only shown in the display for the
main controller.
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