Baxi POWER HT+ Series Installation And Service Manual

3. Connect the gas inlet pipe to the gas stop valve.
C
Caution
Ensure that there is no dust in the gas pipe.
Connect the gas pipe in accordance with prevailing standards
and regulations.
6.5 Air supply/flue gas connections
6.5.1 Classification
Tab.12 Configurations and recommendations for the flue system
Configuration Description
B
23
– B
23P
Connection to a chimney using a connection kit (single pipe in a flue, combustive air taken from the boil
er room).
Note
Lengths of the air/flue gas pipes, page
46.
The maximum pressure drop in the pipes Δ
ΔP
must not exceed the values given in the table below. The
pipes must be certified for this type of use and for a temperature in excess of 100°C.
Tab.13 Maximum pressure drop
Model Maximum pressure drop ΔP (Pa)
POWER HT+ 1.50 200
POWER HT+ 1.70 200
POWER HT+ 1.90 200
POWER HT+ 1.110 200
C
13
Air/flue gas connection using concentric pipes to a horizontal terminal (so-called forced flue).
The terminal parts of the singled-up discharge pipe must be scheduled inside a 50 cm square.
C
33
Air/flue gas connection using concentric pipes to a vertical terminal (roof outlet).
The terminal parts of the singled-up discharge pipe must be scheduled inside a 50 cm square.
C
43
Air/flue gas connection to a collective flue for sealed boilers.
The chimney or flue gas pipe must be suitable for such use.
C
53
Separate air/flue gas connection using a bi-flow adapter.
The terminal parts of combustive air intake and combustion product discharge pipes must not be plan
ned on opposite walls of the building.
C
63
The maximum pressure drop in the pipes Δ
ΔP
must not exceed the values given in the table below. The
pipes must be certified for this type of use and for a temperature of more than 100°C. The terminal part
of the flue gas pipe must be certified as complying with the EN 1856-1 Standard.
If installing discharge and intake pipes not supplied by Baxi, these must be certified for the type of use
scheduled and present a maximum pressure drop in line with the values given in the table below.
Tab.14 Maximum pressure drop
Model Maximum pressure drop ΔP (Pa)
POWER HT+ 1.50 270
POWER HT+ 1.70 270
POWER HT+ 1.90 320
POWER HT+ 1.110 370
C
83
Flue gas connection to a collective flue for sealed boilers. The air supply is individual via a terminal
coming from outside the building.
The chimney or flue gas pipe must be suitable for such use.
6 Installation
42 7609474 - v02 - 04092014

Baxi POWER HT+ Series Specifications

General

Brand	Baxi
Model	POWER HT+ Series
Category	Boiler
Language	English