4.8 Switching off the boiler
❒ Press the standby key (key control panel)
➥ The boiler follows the shutdown program and switches to "Off“ status
➥ The combustion unit is switched off, the chamber discharge unit and the entire
hydraulic system remain active
4.9 Switching off the power supply
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
❒ 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 Frost protection function is no longer active!
Operating the system
4
Switching off the boiler
Operating Instructions S3 Turbo | B0610919_en
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