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Installation
3.8.2
Installation of the flue
The standard 100 mm diameter horizontal flue system is
suitable for lengths up to 4 m.
Flues up to 730 mm do not require an extension duct
assembly.
Flues between 1700 mm and 4000 mm require exten-
sion duct assemblies.
Standard 100mm system comprise:
• Flue turret
• Flue turret clamp
• Terminal assembly
• Wall sealing gasket and cover plate.
Refer to fig. 22.
Instructions for fitting other flue systems are packed
with the relevant flue kit.
Check that the position chosen for the appliance is sat-
isfactory. Refer to fig. 18.
Centre line of
flue/air duct
H
Centre
line of
flue
Top of wall
opening
mounting
and
frame (not
appliance
boiler)
Appliance
H = 40mm for the Standard 100mm Horizontal Flue
H = 70mm for the Optional 125mm Horizontal Flue
Fig. 18 Marking the position of a side flue opening.
Note: ensure ther is adequate access to the
air/flue sampling points in the flue turret.
18
1,6°
(30mm/metre)
Standard 100mm
horizont al flue 0.5°
(5mm/metre)
Drilling
point for
flue duct
opening
Flue
Maximum 730mm
Turret
Minimum 480mm
Clamp
Fig. 19 Standard Flue
Outer
Wall
Terminal
Assembly
6 720 611 400-18.1O
6 720 611 443 GB (05.04)
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