Easy User Guide;
Vaillant VRT 392f
V 1.1 Apr_2010
Changing Room Temperature
The following steps will change the current room temperature.
a. Turn the right-hand dial clockwise or anti-clockwise. The current room temperature will be
highlighted and replaced by the desired room temperature.
b. When the desired new temperature is shown highlighted simply leave the control for 3 seconds.
The control automatically accepts the new setting and the display changes back to show the
current room temperature again.
Selecting Operating Mode
By turning the left-hand dial clockwise or anti-clockwise the modes will become highlighted. When
the desired mode is shown highlighted simply leave the control for three seconds. The highlighted
section will revert back to normal and the desired mode has been set.
Modes are shown below.
If you press either dial by mistake simply wait until the display changes back to
the normal display before proceeding.
Auto
Heating and hot water follow the Time and Temperature Programmes already set in
the control. These programmed into menu screens 2 heating and 4 hot water.
Manual
Heating and hot water are on constantly and the temperature is controlled according to
those programmed into menu screens 2 heating and 4 hot water.
Off
Heating and hot water are off. Frost protection is active.
Right-hand Dial
Left-hand Dial
Mode
Normally set to Auto
Current
Room Tem
erature
Date & Time
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