Safety
Safety Devices
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B0190806
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2.4.1
Devices for preventing the boiler from overheating
Thermal discharge safety device
At around 100 °C a valve opens and sends cold water to the safety
heat-exchanger to decrease the temperature.
Safety Temperature Limiter STL
Stops combustion at a max. boiler temperature of 100 °C. The pumps
continue to run!
As soon as the temperature has gone back down, the STL (1) can
be mechanically unlocked.
Safety valve
Protection against over-heating/ excessive pressure:
When the boiler pressure reaches a maximum of 3 bar, the safety valve
opens and the heating water is released in the form of steam.
2.5
Safety information for installation room
1) Danger of fire due to flammable materials!
No flammable materials should be stored near the boiler.
2) Damage due to impurities in combustion air!
Do not use any hydrogen halides or any cleaning agents containing
chlorine in the room where the boiler is installed.
3) Keep the air suction opening of the boiler free of dust.
4) The room where the boiler is installed must be frost-proof.
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