Baxi Combi 224 Installation And Service Manual page 33

Tab.23 Terminal position with minimum distance
Key Description
A Directly below an opening, air brick open­
(1)
ing window etc.
B Above an opening, air brick, opening win­
(1)
dow etc.
Horizontally to an opening, air brick,
C
(1)
opening window etc.
D Below gutters, soil pipes or drain pipes
(2)
E Below eaves
(2)
Below balconies or car port roof
F
(2)
G From a vertical drain pipe or soil pipe
(2)
H From an internal or external corner
(2)
I Above ground, roof, or balcony level
(1) In addition, the terminal should be no nearer than 150mm to an opening in the building fabric formed for the purpose of accommodating
a built-in element such as a window frame.
(2) Only ONE 25mm clearance is allowed per installation. If one of the dimension D,E,F,G or H is 25mm then the remainder MUST be as
shown in brackets, in accordance with BS 5440–1.
Fig.20 Property boundary
A*
2
3
7696317 - 1 - 21032018
If the terminal discharges onto a pathway or passageway, check that
combustion products will not cause a nuisance and that the terminal will
not obstruct the passageway.
If a terminal is less than 2 metres above a balcony, above ground or
above a flat roof to which people have access, then a suitable terminal
guard must be provided.
1
2
3
A
*Reduction to the boundary is possible down to 25mm but the flue
deflector must be used.
1
PN-0000457
mm Key Description
300 J From a surface or boundary line facing
a terminal
300 K From a terminal facing a terminal
(Horizontal flue)
From a terminal facing a terminal (Ver­
tical flue)
300 L From an opening in carport (e.g. door,
window) into the dwelling
25 (75) M Vertically from a terminal on the same
wall
25 (200) N Horizontally from a terminal on the
same wall
25 (200) R From adjacent wall to flue (vertical on­
ly)
25 (150) S From an adjacent opening window
(vertical only)
25 (300) T Adjacent to windows or openings on
pitched and flat roofs
300 U Below windows or openings on pitch­
ed roofs
Important
Under car ports we recommend the use of the plume
displacement kit. The terminal position must ensure the safe and
nuisance - free dispersal of combustion products.
Property boundary line
Terminal assembly
Top view rear flue
300mm minimum*
Important
The distance from a fanned draught appliance terminal installed
parallel to a boundary may not be less than 300mm in accordance
with the diagram opposite.
5 Before installation
mm
600
1200
600
1200
1500
300
300
1000
600
2000
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