Operating basics
4
RC35 programming unit - Technical specifications are subject to change without prior notice.
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4 Operating basics
4.1 Overview of operation
Legend for illustration:
1 Flap: pull the recessed grip on the
left to open
2 Display
3 Rotary selector for changing values
and temperatures or for navigating
through the menus
4 Buttons for basic functions: When the LED lights up ...
“AUT” (automatic) ... the switching program is active (automatic switchover between
daytime and nighttime room temperatures).
“Day mode” (manual) ... the heating system operates at the set daytime room temperature.
DHW heating is switched on (factory setting).
“Night mode” (manual) ... the heating system operates at the set nighttime room tempera-
ture. Frost protection is active. DHW heating is switched off (factory
setting).
“DHW” (domestic hot water) ... the DHW temperature has fallen below its set value. The DHW
can be heated up again by pressing the button (the LED will then
flash).
1)
1) The LED can also be switched off. In the case of boilers with UBA1.x, the LED does not light up at all.
5 Buttons for
additional functions:
Function:
“Menu/OK” Open User menu and confirm selection.
When the rotary selector is turned at the same time: change setting.
“Time” Set the time.
“Date” Set the date.
“Temperature” Set the room temperature.
“Info” Open the Info menu (to view values).
“Back” Go back one step or one menu item.
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