Viessmann VIESMANN VITOLIGNO 300-H Technical Manual page 52

Design information
■ The fuel supply must automatically shut off in case of an external
thermal load in excess of 100 °C.
■ Up to a temperature of 650 °C and over a period of at least 30 min,
no more than 30 l/h (measured as air flow rate) must be able to flow
through or out of the fuel line.
Minimum clearances
■ Minimum room height: 2300 mm
Wall clearances for boiler without pellet hopper
a
7
VIESMANN
52
(cont.)
Combustion equipment must be installed at a sufficient distance from
combustible materials and fitted furniture, or be shielded from them, to
ensure the temperature on such materials/furniture does not exceed
85 °C when the combustion equipment is delivering the rated heating
output. Alternatively, maintain a distance of at least 40 cm.
Note
The specified wall clearances are required for installation and main-
tenance work.
c
d
VITOLIGNO 300-H