Vaillant geoTHERM SERIES, Руководство по установке, Страница: 75 / 132

Adapting the appliance to the heating system
Installation instructions geoTHERM 0020051574_04
75
9
9.7 Calling up Code level menus
The Code level has different areas in which you can change
parameters or merely view them, depending on the context.
The context can always be seen from the menu designation.
>
To call up the Code level menu, select 9 in the opera-
tor level (
¬ operating instructions ).
Display shown Description Factory setting
Code level
9
Code number:
> 0 0 0 0
Standard Code:
1 0 0 0
>Adjust numeric character
In order to go to the Code level (heating engineer
level), set the appropriate code (standard code 1000)
and press the adjuster .
In order to be able to read setting values without
inputting the code, you must press the adjuster
once. You can then read all parameters of the Code
level by turning the adjuster
, but you cannot
change them.
i
Do not turn the adjuster
, because by
so doing, you will unintentionally alter the
Code.
Security function: 15 minutes after your last change
in the Code level (pressing an adjuster), your
Code is again reset. In order to then return to
the Code level, you must re-input the Code.
b
Caution:
The function may be adversely
affected by incorrectly set parame-
ters!
Unintentional modification of the sys-
tem-specific parameters can cause
malfunctions or damage to the heat
pump.
>
Do not try to access the code level
by making arbitrary entries in the
code level.
1000
9.5 Calling up Code level menus