BlueHelix HiTech RRT C
325
EN
cod. 3541V300 - Rev. 00 - 02/2021
Connection to collective flues
fig. 36- Examples of connection to collective flues (
= Air /
= Fumes)
Table 9- Typology
If the
BlueHelix HiTech RRT C
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 person-
nel in conformity with the current regulations and be suitable for sealed chamber units equipped
with fan.
Backflow preventer valve
The
BlueHelix HiTech RRT C
boiler is fitted as standard with a clapet non-return valve (backflow
preventer) therefore it can be connected,
only if running on G20 gas
, to collective flues in posi-
tive 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
Содержание BlueHelix HiTech RRT C
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