Ferroli ECONCEPT 35 C Instructions D'utilisation page 13

ECONCEPT 35 C
Connection with coaxial pipes
fig. 10 - Examples of connection with coaxial pipes (
For the coaxial connection, fit one of the following starting accessories on the appliance. For the wall drilling measure-
ments refer to sec. 4.1. Any horizontal sections of the flue must be kept sloping slightly towards the boiler, to prevent
any condensate from flowing towards the outside and causing dripping.
Ø100
Ø60
1KWMA71W
Before carrying out installation, check with the table 1 that the maximum permissible length is not exceeded, taking into
consideration that every coaxial bend gives rise to the reduction given in the table. For example, a Ø 60/100 duct com-
prising one 90° bend + 1 horizontal metre has a total equivalent length of 2 metres.
Table. 1 - Maximum length of coaxial pipes
Maximum permissible length
90° bend reduction factor
45° bend reduction factor
GB
Ø125
Ø80
1KWMA74Y
fig. 11 - Starting accessories for coaxial ducts
Coaxial 60/100
6 m
1 m
0.5 m
cod. 3540F320 - 02/2007 (Rev. 00)
= Air / = Fumes)
1KWMA68W
Coaxial 80/125
12 m
0.5 m
0.25 m
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