Vaillant VRC 430f, Operating And Installation Manual

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11 Operating instructions VRC 430f 0020042470_01
Changing parameters in the basic display
Parameter Meaning
Heating circuit 1 (HC1)
Room target
temperature The heating is controlled with refer-
ence to the modified room target tem-
perature for a specific period that de-
pends on the operating mode selected,
also see Section 4.4.
Operating
mode
Auto(matic) The appliance is controlled according
to the target room temperature, the
time programme and other parame-
ters such as e.g. the set-back temp.
Some of these parameters are pro-
grammed by your heating engineer.
Operating
mode
Manual The appliance is constantly on and is
controlled to achieve the target room
temperature.
Operating
mode
OFF The appliance is switched off. The
room temperature is not displayed and
cannot be changed.
Frost protection is guaranteed.
Hot water
Hot water tar-
get tempera-
ture The water heating is controlled with
reference to the modified target hot
water value for a specific period that
depends on the operating mode se-
lected, also see Section 4.4.
Operating
mode
Auto(matic) The hot water is on according to the
time programme.
Operating
mode
Manual The hot water is constantly on de-
pending on the target temperature.
Operating
mode
OFF The hot water is switched off. The tar-
get hot water temperature is not dis-
played and cannot be changed.
Frost protection is guaranteed.
Table 4.2 Modifiable parameters in the basic display
Example: Change the room temperature of heating
circuit 1 (HC1)
Initial condition: You are located in the basic display
(see Fig. 4.2). A description of how to navigate to the
basic display is provided in Section 4.3.3.
Turn the right-hand dial until the cursor appears in
front of the set value (room temperature) for
heating circuit 1 (HC1).
Click the right-hand dial.
The input field for the target value is inversely dis-
played.
Turn the right-hand dial.
The value for the room temperature changes by 0.5 °C
for each turn (click) of the dial.
Click the right-hand dial once the required value for
the room target temperature has been reached.
The new value is applied. The display changes from
highlighted to normal.
The new value for the control is applied for a specific
period, depending on the operating mode selected
(see Section 4.4).
4.3.3 Operation in the simplified basic display
h
Note!
The simplified basic display always appears if
the unit is not connected to a mixer model,
VR 61 (for a second heating circuit).
In the default display (Fig. 4.8) the operating mode for
heating and the current room temperature are dis-
played in the central area.
The default display also provides you with the option of
changing the two most important parameters of your
heating system quickly and comfortably:
– By turning the left-hand dial you can change the oper-
ating mode (automatic, manual, off).
– By turning the right-hand dial you can change
between the actual room temperature and the set
room temperature.
Th. 12.01.06
11:46 3.0 °C Outdoor
Auto 19.0 °C
VRC 430f
Fig. 4.8 Simplified basic display
You can navigate from the default display to the
next screen by clicking one or both dials (see Fig. 4.2).
If the controller is not operated for more than one
minute, the display changes to the default display.
Operation 4