Vaillant VRT 350f Operating Instructions Manual page 33

The path details given at the start of each advanced func-
tion description indicate how you can access this advanced
function in the menu structure.
5.4.1 Cylinder boost
Operating mode → Cylinder boost
– If you have switched off hot water generation or require
hot water outside a time period, activate the Cylinder
boost advanced function. The advanced function heats
the water in the domestic hot water cylinder once, until
the set desired Hot water circuit temperature is reached
or until you cancel the advanced function early. The
heating system will then return to the pre-set mode.
5.4.2 Party
Operating mode → Party function
– If you want to switch on the heating circuit and hot water
generation temporarily, e.g. during a party, activate the
advanced function Party.
This means you do not need to change the settings on the
heating system for short periods of time. The advanced
function brings the room temperature to the set desired
Day temperature, in accordance with the set time periods.
If the display shows Party function active, you can use
the rotary knob to set the desired Day temperature for the
heating circuit.
0020131979_00 VRT 350f Operating instructions
Operating and display functions 5
The advanced function is deactivated when the next time
period is reached or if you cancel the advanced function
early. The heating system will then return to the pre-set
mode.
5.4.3 1 day away from home
Operating mode → 1 Day away from home
– If you are only away from home for one day, e.g. for a
day trip, activate the 1 Day away from home advanced
function. This means you do not need to change the time
periods that you have set by increasing the room tem-
perature during the day, for example. This advanced
function brings the room temperature to the desired
Set-back temperature.
Hot water generation is switched off and frost protection is
activated.
If the display shows 1 Day away from home active, you can
use the rotary knob to set the desired Set-back temperat-
ure for the heating circuit.
The advanced function is automatically deactivated after
24:00 hours or if you cancel the advanced function first.
The heating system will then return to the pre-set mode.
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