10
4 INSTALLATION
4.1 General notes
The heating system or appliance must be installed in order not to damage the building and other systems.
The installer must strictly comply with standard UNI 10683:2012.
4.1.1
Installation in the presence of several appliances.
The presence of several appliances powered with different fuels, as well as hoods with or without extractor,
must be evaluated during preventive checks and during the start-up test in order to detect any variation
compared to the design conditions or any aspect that cannot be detected during the design phase. The room
must be well-ventilated according to the instructions of every single device. The external air intake vent must
meet the requirements of paragraphs
1.3
and
4.
4
4.1.2
Suitability of the installation rooms
•
Installing the device inside rooms at risk of fire is prohibited.
•
Outdoor installation in locations exported to weathering or humid areas
is prohibited.
•
Boilers must be installed in a technical room.
It is forbidden to install them in open verandas or
outdoors.
•
Installation in rooms containing other generators that collect air from the environment is prohibited (
par 6.4
UNI 10683:2012
).
•
Sealed or closed operation appliances with external ducted combustion air intake can be installed only in
bathrooms, bedrooms, and studios.
•
The minimum volume of the installation room must be greater than 15 m³.
•
Boiler installation must be carried out in a location which allows safe and easy use and simple
maintenance. Said location must also be equipped with electrical grounding as required by law.
4.1.3
Fume discharge system
Every device must be connected to a fume discharge system, which ensures dispersion of combustion
products into the atmosphere.
The combustion products must be discharged from the roofs. Direct wall discharge or towards closed spaces,
even in open air, is prohibited.
The components must be made of material with A1 fire reaction class. In particular, the use of metal extendible
and flexible hoses is prohibited.
CAUTION: ensure that the plug for electrical connection remains accessible after boiler installation.