5 User Manual
BOILER OPERATION
Protection
When using protection, the heating system is off. But it remains protected against frost
(frost protection temperature) provided there is no power failure.
Characteristics of Protection:
Heating off
Temperature according to frost protection
Protective functions active
Automatic summer / winter changeover (ECO functions) and automatic 24-hour heating limit active
Selecting DHW heating mode
The button is used to switch DHW heating mode on and off.The selection made is
indicated by a bar which appears below the respective symbol.
DHW heating
On
The DHW is heated according to the selected switching program.
Off
No DHW heating, the protective function is active.
Triggering is effected by keeping the DHW operating mode button on the
operator or room unit depressed for at least 3 seconds.
It can also be started when:
The operating mode is “Off“
Operating mode changeover acts via H1 or centrally (LPB)
All heating circuits use the holiday function
Adjusting the room temperature setpoint
Turn the setting knob to increase or decrease the Comfort setpoint
For the Reduced setpoint
Press OK
Select operating page “Heating circuit“ and
Adjust the “Reduced setpoint“
If no external sensors are connected, the boiler flow temperature will be determined by using the heating
curve with an external temperature of 0°C. Please see following graph for equivalent temperatures.
After each re-adjustment, wait at least 2 hours, allowing the room temperature to
adapt.
