Safety - DeDietrich CBI-II User Manual

3. Description

3.2 Safety

- Safety thermostat with manual reset (110 °C)
- Safety battery (delivered from the factory) to be connected to the
cold water by means of a control valve (option L33)
- Safety valve (To be installed by the fitter)
6
Description
DHW pump
Heating pump
Heating water and heating pipes Carries the heat produced in the boiler to the radiators.
Motorised mixing valve
Pressure gauge
Air vent
Safety valve
Expansion vessel
L33
Safety exchanger control valve
Circulates the heating water from the boiler to the storage tank and from the storage
tank to the radiators and brings it back to the boiler where it is reheated.
Adapts the outlet temperature from the boiler to the radiators in such a way as to
obtain the desired room temperature, whatever the outside temperature. This is done
by mixing the outlet water with the colder heating return water.
Indicates the pressure in the heating circuit.
Ensures that there is no air in the heating pipes.
Prevents too great an increase in pressure in the installation.
Maintains a constant pressure in the installation and absorbs the water caused by
expansion.
Use to trigger the safety battery which protects the boiler against overheating.
CBI-II / CBB 15 E
Operation
16/06/2009 - 300019729-001-C