Operating And Display Functions; Information - Vaillant VRT 350 Operating Instructions Manual

5

Operating and display functions

The path details given at the start of each function descrip-
tion indicate how you reach this function in the menu struc-
ture.
You can use the left-hand selection button Menu to set the
operating and display functions.
You can find which functions are available for zone 2 via the
auxiliary control in the "Overview of operating levels" table or
in the menu tree overview.
5.1

Information

5.1.1 Reading the system status
Menu → Information → System status
–
Under System status, you can read a list containing the
current values for the system: status, water pressure, hot
water generation and the current values for HEATING 1.
There is also information under System status
–
regarding the active time period (Auto day temp until),
–
regarding exceptions in the timer programs that you may
have set using the Days away from home function.
Only the desired temperatures for Day temperature and Set-
back temperature can also be set directly under System
status. All other values are set in other places in the menu
structure, as described in the following sections.
14
5.1.2 Reading the list of status messages
Menu → Information → System status → Status
–
If no service is required and no faults have occurred, the
value OK is shown next to Status. If a service is required
or an error has occurred, the value Not OK is shown
next to Status. In this case, the right-hand selection but-
ton has the function Display. If you press the right-hand
selection button Display, the list of status messages is
shown in the display.
5.1.3 Read competent person contact details
Menu → Information → Contact details
–
If the competent person entered their company name and
telephone number during the installation, you can read
this data under Contact details.
5.1.4 Reading the serial number and article
number
Menu → Information → Serial number
–
Serial number shows the serial number of the control,
which the competent person may require you to tell him.
The article number is found in the second line of the serial
number.
Operating instructions 0020135485_02