Ferroli NATURFIRE 30 HR, Installation, Use And Maintenance Manual

Page: 48 / 161

NATURFIRE 30-35-39 HR
48
CHIMNEY CAP : a device placed on the top of the flue to facilitate the dispersion of fumes into the atmosphere.
CHIMNEY CAP technical requirements
:
- it must have a section equivalent to that of the flue;
- it must have a useful section not less than double the internal section of the flue;
- it must prevent the entry of rain and foreign bodies and ensure the discharge of fumes in any
atmospheric condition;
- it must ensure an adequate dilution of fumes and be positioned outside the backflow area;
- it must be without mechanical means of suction.
- The direct discharge of fumes must take place on the roof and not towards closed spaces (even open
air).
- Provide for a sampling point (airtight and easily removable) on the fume connection for periodical
emissions checks.
2.5 Turbulator and brazier position check
Before lighting the boiler, make sure the brazier is in the correct position, i.e. fitted in the special slots Also make
sure the turbulator shaker device is resting in the lower position. An incorrect position of the brazier and/or
turbulators can result in malfunctioning and excessive creation of dusts and unburnt products.
At every unit lighting, check the correct position of the brazier and turbulator shaker device.
2.6 Electrical connection
The boiler is equipped with a power supply cable without plug.
The connections to the mains must be carried out with permanent connection and with a two-pole switch.
The voltage supplied by the system must match that specified on the stove data plate and in the technical data
section of this manual.
Electrical connection and maintenance must be performed only by qualified technicians.
- Make sure the electrical system complies with the regulations and has an earth connection and
differential switch in compliance with the current Standards
- The power cable must never touch the stove exhaust pipe.