Technical data

6 720 611 445 GB (04.05)
18
Installation
3.8.2 Installation of the flue
The standard 100 mm diameter horizontal flue system
is suitable for lengths up to 4m (R29) & 3.5m (R40).
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. 21.
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. 17.
Fig. 17 Marking the position of the side flue opening.
Note: ensure there is adequate access to the
air/flue sampling points in the flue turret.
Fig. 18 Standard Flue
Centre line of
flue/air duct
Centre
line of
flue
opening
and
appliance Drilling
point for
flue duct
opening
H = 40mm for the Standard 100mm Horizontal Flue
H = 70mm for the Optional 125mm Horizontal Flue
1,6°
(30mm/metre)
Standard 100mm
horizont al flue 0.5°
(5mm/metre)
Top of wall
mounting
frame (not
boiler)
Appliance
H
120mm
6 720 611 400-17.1O
Maximum 730mm
Clamp
Flue
Turret
Terminal
Assembly
Outer
Wall
6 720 611 400-18.1O
Minimum 480mm