Installation instructions
3.3 Heater placement and clearances
The AQ125 BO is design certified for installation
directly on a combustible wall. (see 3.4 Mounting
installation). For installation on vinyl siding see Fig. 7.
Keep the area below the heater free of combustible
material.
Minimum clearances
If the appliance is installed under an overhang, there
must be a 36" clearance from the top of the appliance
and the mounting area must be open in front and on the
sides of the appliance.
Fig. 5
AQ125BO_6
ill i !iiii i ¸_ _ _ _i _ __;_ _ ¸ ;i;
A Directly below or from an
B opening; operable windows, > 4 ft
doors and any fresh air
C openings
D From any adjacent wall or tall > 4 ft
shruberry
E Below a gutter, sanitary > 3 ft
pipework, eaves or overhang
F Above ground > 1 ft
From a gas meter, gas
G regulator, electrical box or > 3 ft
another 125 BO heater.
Table 2 Clearances
3.4 Mounting installation
Front cover should be removed in order to
inspect components visually (see
instructions below).
To remove front cover.
• Loosen the two screws located on the sides of the
front panel, see Fig. 6.
Fig. 6 Remove front cover
• Ensure that the flue terminal is clear of
combustible material.
• After inspection, replace front cover and tighten
screws.
any
• Install only on an external wall, as close as possible
to the most frequently used hot tap (note clearances
in chapter 3.3).
• If the unit is to be installed on a combustible surface
use the enclosed heat shield (see Fig. 5).
8 8 716 473 147
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