Vaillant VRC 430 Operating and, Operating And Installation Manual

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You can check operation of the boiler on screen A5:
⇒
Select the parameter value 50 °C for the parameter
"activate boiler“.
⇒
Check the reaction of the boiler.
If you want to make any other changes:
⇒
Turn the left-hand dial in a anti-clockwise direction,
in order to go back to the previous screens.
If you want to leave the installation assistant :
⇒
Turn the left-hand dial clockwise to get to screen A6.
⇒
Confirm the end of the installation with "Yes".
h
Note!
If you have confirmed the end of the installation
with "Yes", you can only access the
installation assistant via the code-protected
installer level.
6.2 Installer level
The level for the installer serves to display and change
specific operating data to optimise the control system.
This is advisable especially if the heating installation has
additional components, e.g. heating circuit 2, hot water
storage, ventilation system, solar system.
h
Note!
The control functions for the accessories can be
found in the instructions for the particular
accessory.
The installer level includes screens C1 to C26 and
screens A1 to A6 as previously described.
The screens C1 to C26 appear in the VRC 430 in the
same sequence as shown in Table 6.1 .
This table shows you which parameters you can adjust
and change.
Depending upon the configuration selected, in the
installation assistant (screen A2), the parameters not
required are hidden.
Setting/changes are made as described in Chapter 4.3 of
the operating instructions.
In order to get to the installer level, you need to enter
an access code.
From the default display access the installer level
in the following way:
⇒
Click with one or both dials to get to the basic
display from the default display.
⇒
Turn the left-hand dial clockwise until you get to
screen 15.
⇒
Enter the code.
> Enter code
Code layer
15
enabled
Code number 0 0 0 0
Fig. 6.2 Screen 15
The factory setting of the code is 1 0 0 0.
You can change the code on screen C24.
After entering the correct code you automatically reach
screen C1.
6.3 Resetting the parameters to the factory set-
ting
The factory as-delivered condition of the VRC 430
can be recovered as follows:
⇒
Push both dials at once for 10 seconds
You will reach the screen for the factory settings
Sommer/Winterzeit-Umstellung
Cancel
Factory setting
Time programme
Everything
Th. 12.01.06
11:46
3.0 °C
Outside
No
No
No
Fig. 6.3 Screen factory setting
Menu point Input Result
Aborting Yes The set parameters remain effective
Time
programmes
Yes
All programmed time windows are
deleted
Everything Yes
All set parameters are reset back to
the factory setting
Table 6.1 Menu selection of the screen factory setting
After confirmation of the input, the display scrolls back
to the basic display or to the default display
.
6 Initial commissioning