7
Item
Check
• When installing the unit on a balcony, etc., secure an
evacuation route of 24" or more in width.
• Provide clearance of 24" or more in front of the unit to
facilitate inspection and repair. Do install the unit such as
the wall of the second floor where the unit is out of reach.
• When installing the unit in a common side corridor, pro-
vide a clearance of 47" or more in front of the unit.
• Set the bottom edge of the exhaust port about 84" from
the corridor floor.
Handrail
common side
corridor
balcony, etc.
Handrail
about 84"
• Maintain the following clearance from both combustible
and non-combustible materials.
* ( ) indicates the distance when installing a heat insulat-
ing board (incombustible material other than metal, with
thickness of 0.1" or more) or "section of building effec-
tively finished with incombustible material."
Note, however, that combustion failure may occur to the
unit as exhaust gas reflects from the wall. Provide clear-
ance of 24" or more in the front of the unit to facilitate
inspection and repair.
24" (12")
or more
0.4" or more
combustible
36" or more
6" or more
6" or more
Surrounding the area of installation
24" or more
47" or more
Required Clearances From Heater
combustible
combustible
combustible
combustible
[ For N-0631S-OD ]
Illustration
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