Installation Instructions

Description of functions
Installation instructions VRC 470f 0020124645_00 37
8
available for HEATING 2. The controller operates HEAT-
ING 1 in the set mode.
Target flow temperature on starting day 1: 25 °C.
Days after starting the func-
tion
Target flow temperature for
this day [°C]
125
230
335
440
545
6 - 12 45
13 40
14 35
15 30
16 25
17 - 23 10 (frost protection function,
pump in operation)
24 30
25 35
26 40
27 45
28 35
29 25
Tab. 8.1 Screed drying time and temperature profile
In the display, the mode is displayed with the current
day and the target flow temperature. You can set the
current day manually.
When the function is started, the current time of the
start is saved. The day is changed exactly at this time.
After a mains Off/On, floor drying starts with the last
active day.
The function ends automatically when the last day of
the temperature profile has elapsed (day = 29)
or
if you set the start day to 0 (day = 0).
8.10 Changing the code for Installer level
Menu ¬ Installer level ¬ Change code
This function allows you to change the access code for
"Installer level" operating level.
If the code is no longer available, you must reset the
controller to the factory setting in order to obtain access
to Installer level again.
8.11 Operator level functions
– Select language
– Set date, time
– Switch to summer time
– Set display contrast
– Set offset room temperature
– Set offset outside temperature
– Set modes for heating, hot water production and the
circulation pump
– Changing heating circuit naming
– Restoring factory settings
– Activate advanced functions
– Set desired temperature for HEATING 1/HEATING 2
– Set desired temperatures for hot water production
– Set up time programmes for HEATING 1/HEATING 2,
hot water production and the circulation pump
– Days away from home scheduling (holiday function)
– Days at home scheduling (bank holiday function)
– Reset the solar gain