Operating the system
Boiler in combi mode
4.11 Boiler in combi mode
4.11.1 Switching on the boiler
Operating Instructions SP Dual compact | B1500319_en
WARNING
When the main switch is switched off in heating mode:
The boiler is not controlled. Any resulting boiler malfunctions can cause serious
injury and damage.
Take the following precautions:
❒ Allow the fire to burn out completely and let the boiler cool
➥ ID fan switches off when "Off" status has been reached
(flue gas temperature < 80°C, boiler temperature < 65°C)
❒ Only then is it safe to switch off the main switch
Boiler in firewood mode:
❒ Turn off the main switch
➥ Boiler controller is switched off
➥ There is no power supply to any of the boiler components
NOTICE! Frost protection function is no longer active!
❒ Press the standby key (key control)
❒ Switch the boiler on by tapping "Pellet unit On" (touch control)
➥ Automatic mode is active
➥ The heating system is controlled via the controller according to the selected
mode in automatic mode
❒ For other modes press the relevant function key
➥ Information on function keys in the relevant operating instructions of the boiler
controller
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