Vaillant VRT 350 Operating Instructions Manual page 19

5.2.4.1 Setting your language
1. Press the left-hand selection button repeatedly until the
basic display appears.
2. Press the left-hand selection button again.
3. Rotate the rotary knob clockwise until the dotted line
appears.
4. Turn the rotary knob anti-clockwise until the second list
entry above the dotted line is highlighted.
5. Press the right-hand selection button twice.
6. Turn the rotary knob until you find a language that you
understand.
7. Press the right-hand selection button.
5.2.5 Setting the date
Menu → Basic settings → Date/Time → Date
–
Select this function to set the current date. All control
functions that contain a date relate to the set date.
5.2.6 Setting the time
Menu → Basic settings → Date/Time → Time
–
Select this function to set the current time. All control
functions that contain a time relate to the set time.
5.2.7 Changing over to daylight saving time
Menu → Basic settings → Date/Time → Day-light savings
0020135485_02 Operating instructions
–
You can use this function to set whether the controller
automatically changes over to daylight saving time, or
whether you want to do this manually.
–
Auto: The controller automatically changes over to day-
light saving time.
–
Off: You have to change over to daylight saving time
manually.
Note
Daylight saving time means Central European
summer time: Start = last Sunday in March, End
= last Sunday in October.
5.2.8 Set display contrast
Menu → Basic settings → Display → Display contrast
–
You can set the display contrast in relation to the bright-
ness of the surroundings, to ensure that the display is
clearly legible.
5.2.9 Setting the offset room temperature
Menu → Basic settings → Offset → Room temperature
–
A thermometer is integrated in the controller for measur-
ing the room temperature. If you have another thermo-
meter in the same room and compare the values with
each other, the temperature values may constantly dif-
fer from each other.
Example
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