International comfort products B Series Installation Instructions Manual page 8

INSTALLATION INSTRUCTIONS
Figure 3 Multipoise Orientations
THE BLOWER IS LOCATED
TO THE RIGHT OF THE
BURNER SECTION, AND
CONDITIONED AIR IS
DISCHARGED TO THE LEFT.
THE BLOWER IS
LOCATED ABOVE THE
BURNER SECTION, AND
CONDITIONED AIR IS
DISCHARGED DOWNWARD.
WARNING
!
FIRE, INJURY OR DEATH HAZARD
Failure to follow this warning could result in personal
injury, death and/or property damage.
When the furnace is installed in a residential garage, the
burners and ignition sources must be located at least
18−in. (457 mm) above the floor. The furnace must be
located or protected to avoid damage by vehicles. When
the furnace is installed in a public garage, airplane
hangar, or other building having a hazardous
atmosphere, the furnace must be installed in accordance
with the NFPA 54/ANSI Z223.1−2012 or CAN/CSA
B149.1−2010. (See Figure 4)
Figure 4 Installation in a Garage
8
FIRE HAZARD
Failure to follow this warning could result in personal
injury, death and/or property damage.
Do not install the furnace on its back or hang furnace with
control compartment facing downward. Safety control
operation will be adversely affected. Never connect re-
turn−air ducts to the back of the furnace. (See Figure 5)
Figure 5
BACK POSITIONED
DOWNWARD
A93044
Specifications subject to change without notice.
Gas Furnace: N9MSB
THE BLOWER IS
LOCATED BELOW THE
BURNER SECTION, AND
CONDITIONED AIR IS
DISCHARGED UPWARD.
LOCATED TO THE LEFT
OF THE BURNER SECTION,
AND CONDITIONED AIR IS
DISCHARGED TO THE RIGHT.
WARNING
!
Prohibit Installations
BACK POSITIONED
UPWARD
THE BLOWER IS
L12F010
AIR
RETURN
CUT IN
BACK
L12F011
440 01 4102 01