Operating instructions

Extended functions8
50 Operating instructions RC30 programmable room thermostat • Issue 02/2006
We reserve the right to make any changes due to technical modifications.
8.15 Setting the operating mode for domestic hot water
This allows you to change the DHW temperature in the DHW
cylinder.
Hold down the "Heating circuit" button and select "DHW" with the
dial.
Release the "Heating circuit" button.
Then the standard display will be shown again.
Choose the operating mode you require for DHW heating by
pressing a button:
+
HEAT CIRC
DHW
ACTUAL
ROOM TEMP
21.5
°
Button DHW operating mode
"AUT"
"DHW AUTO DAY" (automatic mode)
In the factory setting, DHW heating begins 30 minutes
before the day mode of the first heating circuit, and ends
with the beginning of night mode of the last heating
circuit. The "DAY" or "NIGHT" display indicates the
current operating status, i.e. DHW is switched on or off.
Alternatively, you can enter a separate DHW program.
"Day
mode"
"DHW CONSTANT OP"
The water inside the DHW cylinder is constantly
maintained at the set temperature.
"Night
mode"
"DHW OFF"
DHW heating is switched OFF. You can start DHW
heating at any time by pressing the "DHW" button (see
Chapter 7.4.2 "Single DHW loading", page 28).
Tab. 4 DHW operating mode