3.
If the fan box is to be sited totally outside
the wall fit the brackets with the short flanges flush
with the air intake end of the fan box (See figure
22).
If the fan box is to be recessed by 150mm
into the wall then fit the brackets with the short
legs 50mm from the air outlet face of the fan box
(See figure 23).
4.
Use a hammer and chisel to cut an aperture of
230mm by 280mm.
5.
Place the fanbox in position with the spigot
located in the flue pipe. Ensure the box is firmly
located and correctly aligned against the wall, and
mark off the four screw fixing positions on the
wall.
6.
Remove the fanbox, Drill at the market positions four
holes using a number 10 drill and plug.
7.
Locate cable ties and position fan box to the wall.
8.
Feed the electrical cable through and secure rubber
grommet in access hole of fan box.
9.
Carefully draw the loom through the grommet until all
excess cable length is contained within the fan
compartment (See figure 24).
10.
Replace the fan box to the wall, ensuring that the flue
pipe and fan box spigot are fully engaged, and taking care
not to snag or otherwise damage the electrical loom.
11.
Align and secure the fan box to the wall and fix using
the screws supplied.
12.
Make good
around the fan box,
ensuring that no
gaps appear
between the box
and wall.
Page 25
INSTALLER GUIDE
Figure 24.
Figure 23.
Figure 22.
Figure 21.
