Rayburn Heatranger 480GB Installation Instructions Manual - Site Requirements
Site requirements
8
FLUE SYSTEM
The terminal is suitable for wall thicknesses from 228mm
to 600mm cut size.
Should the installation of the appliance be in an unusual
location or restricted space, special procedures may be
necessary.
Terminal Position
The minimum acceptable spacings from the terminal to
obstructions and ventilation openings are shown in the
diagram.
Where the terminal is fitted within 600mm below plastic
guttering an aluminium shield 1500mm long should be
fitted to the underside and immediately beneath the
guttering or eaves.
Where the terminal is fitted within 450mm below eaves
or painted guttering an aluminium shield 750mm long
should be fitted to the underside and immediately
beneath the guttering or eaves.
Minimum siting dimensions for Balanced Flue terminals
Position
Minimum Spacing
mm
A. Directly below an openable window
air vent, or an other ventilation opening
300
B. Below gutter, drain/soil pipe
300
C. Below eaves
300
D. Below a balcony or car port roof
600
E. From vertical drain and soil pipes
75
F. From internal or external corners
600
G. Above adjacent ground or balcony level
300
H. From surface facing the terminal
600
I. Facing terminals
1200
J. From opening (door/window)
in car port into dwelling
1200
K Vertical from a terminal
1500
L Horizontally from a terminal
300
Terminal Protection
A terminal guard is supplied with the cooker and must be
fitted if the flue termination is less than 2 metres above
ground level, or subject to damage.
When fitted, it must be positioned to provide a minimum
of 50mm clearance from any part of the terminal and be
central from the terminal.
FIG. 1
DESN 511052
FIG. 2
DESN 511053