317
EN
cod. 3541V620 - Rev. 00 - 05/2021
ALHENA TECH H
Connection to collective flues
fig. 36- Examples of connection to collective flues (
= Air /
= Fumes)
Table 9- Typology
If the
ALHENA TECH H
boiler is to be connected to a flue or a single chimney with natural draft,
the flue or chimney must be expressly designed by professionally qualified technical personnel in
conformity with the current regulations and be suitable for sealed chamber units equipped with
fan.
Backflow preventer valve
The
ALHENA TECH H
boiler is fitted as standard with a clapet non-return valve (backflow pre-
venter) therefore it can be connected,
only if running on G20 gas
, to collective flues in positive
pressure.
Using this type of installation,
parameter P67
must be set to
1
.
In case of C10-type boiler installation, apply the relevant white adhesive plate (included in
the document bag supplied with the unit) in a CLEARLY VISIBLE PLACE on the FRONT
PANEL.
Type
Description
C8X
Exhaust in single or common flue and wall intake
B3X
Intake from installation room by means of concentric duct (that encloses the exhaust) and exhaust in common flue with natural
draft
IMPORTANT- THE ROOM MUST BE PROVIDED WITH APPROPRIATE VENTILATION
C93
Exhaust to a vertical terminal and intake from existing flue.
C
8X
C
2X
C
4X
C
93
C
93
Summary of Contents for ALHENA TECH 28 H
Page 45: ...45 IT cod 3541V620 Rev 00 05 2021 ALHENA TECH H fig 48 fig 49 fig 50 5 6 6 ...
Page 103: ...103 ES cod 3541V620 Rev 00 05 2021 ALHENA TECH H fig 48 fig 49 fig 50 5 6 6 ...
Page 160: ...160 RO cod 3541V620 Rev 00 05 2021 ALHENA TECH H fig 48 fig 49 fig 50 5 6 6 ...
Page 217: ...217 PL cod 3541V620 Rev 00 05 2021 ALHENA TECH H wygląd 48 wygląd 49 wygląd 50 5 6 6 ...
Page 275: ...275 EL cod 3541V620 Rev 00 05 2021 ALHENA TECH H İȚț 48 İȚț 49 İȚț 50 5 6 6 ...
Page 330: ...330 EN cod 3541V620 Rev 00 05 2021 ALHENA TECH H fig 48 fig 49 fig 50 5 6 6 ...
Page 343: ......