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220562A
2 T y p e s o f I n s t a l l a t i o n a n d F l u e
Diagram 2.1
Diagram 2.2
Diagram 2.3
2.1 Hearth
In ALL cases a fireproof hearth to the minimum
dimensions as shown in diagram 2.1, must be fitted.
2.2 With Surround
The combustion chamber assembly is designed to fit into
a standard builder’s opening as shown in diagram 2.2.
A wider opening will require to be reduced in width
using non-combustible materials.
The surround must have a minimum clear flat area as
shown in diagram 1.2. Any projection on the surround
must be outside this area.
Any combustible material, for example, blown vinyl
wall covering, on the fire front fixing face area of the
surround must be removed, see diagram 2.3.
This area, to the depth removed should then be rendered
with a sand/cement mixture.
2.3 Without Surround
The fire front fixing wall face must be flat over an area
as shown in diagram 1.2. This also shows the minimum
clearances for shelves or projections on the fire front
fixing wall face.
The information regarding the fire front opening must be
followed together with the last two paragraphs of “With
Surround”.
2.4 Flue and Ventilation
The back boiler flue collector assembly accepts the
combustion chamber assembly flue spigot.
Note. Provision must have been made during
installation of the back boiler for the total ventilation
requirement of the combined appliance. See the relevant
Section in the Back Boiler Installation and Servicing
Instructions
350mm
MIN
674mm MIN
13mm MIN
NON-COMBUSTIBLE
MATERIAL
FIREBLAZE SHOWN
4009
270
270
50
INSTALLATION
CENTRE
LINE
BUILDERS
OPENING
2967
719
PREPARED
BASE
REMOVE
COMBUSTIBLE
MATERIAL FROM
THIS AREA
560mm
to
590mm
406mm
to
450mm
PREPARED
BASE
3099
CL