Ferroli BlueHelix ALPHA C Instrucciones De Uso, Instalación Y Mantenimiento página 254

2.6 Fume ducts
THE BOILERS MUST BE INSTALLED IN ROOMS THAT
B
MEET THE FUNDAMENTAL VENTILATION REQUIRE-
MENTS. OTHERWISE THERE IS A DANGER OF AS-
PHYXIA OR POISONING.
READ THE INSTALLATION AND MAINTENANCE IN-
STRUCTIONS BEFORE INSTALLING THE UNIT.
ALSO RESPECT THE DESIGN INSTRUCTIONS.
IN CASE OF PRESSURE INSIDE THE FUME EXHAUST
DUCT, THE USE OF FLUES COMPLYING WITH REGU-
LATION EN 14471 WITH THE FOLLOWING DESIGNA-
TIONS IS MANDATORY.
"T120 - H1 - L - 2 - O - 20 - LI - E - U"
"T120 - H1 - W - 2 - O - 00 - LI - E - U1"
"T120 - H1 - W - 2 - O - 00 - LI - E - U0"
Important
The unit is a "C type" with sealed chamber and forced draught; the air inlet and fume outlet must
be connected to one of the extraction/suction systems indicated below. Before proceeding with
installation, check and carefully observe the above instructions. Also, comply with the provisions
on the positioning of wall and/or roof terminals and the minimum distances from windows, walls,
ventilation openings, etc.
In case of installation with maximum resistance (coaxial or separate chimney) it is advisa-
ble to perform a complete manual calibration to optimize boiler combustion.
Connection with coaxial pipes
= Air inlet
254
fig. 21- Examples of connection with coaxial pipes
= Fume outlet
cod. 3540000021 - Rev. 00 - 02/2024
BlueHelix ALPHA C
EN