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LOSONE SELECT
®
L100 SERIES L150 SERIES
L200 SERIES L250 SERIES L300 SERIES
TYPICAL INSTALLATION
MOUNTING
(New Frame Construction)
CEILING JOIST
(16” centers shown)
ROUND DUCT*
GRILLE
(Polymeric
shown)
Install after
ceiling is
finished.
Factory-shipped unit installed in new construction.
MOUNTING
SCREW
GRILLE
SCREW
Blower factory-shipped
in horizontal
discharge position.
Mounting brackets
factory-shipped in
position for ½” ceil-
ing material.
ADDITIONAL
1½” FRAMING
MOUNTING
(Existing Frame Construction)
Factory-shipped unit installed in existing construction.
TYPICAL INSTALLATION
WIRING
WIRING
PLATE
WHITE
TO
WHITE
BLACK
TO
BLACK
TOP / BACK
OF HOUSING
LINE IN
GROUND TO
WIRING PLATE
ROUND DUCT*
GRILLE
SCREW
FINISHED
CEILING
MATERIAL
GRILLE
(Polymeric shown)
CEILING JOIST
(16” centers
shown)
2 X 4 FRAMING
(wide side down)
MOUNTING
BRACKETS
(Attached to
opposite sides
of housing & up-
side-down,
so housing is
flush with
finished ceiling)
DUCTING
(Horizontal blower discharge)
Two ways to connect ductwork to a factory-shipped unit.
Ventilator can be wired from outside of housing.
Use UL approved connectors to wire per local codes.
ROOF CAP
ROUND
ELBOW*
ROUND
DUCT*
WALL
CAP
IMPORTANT:
Remove shipping tape from damper
Remove the shipping tape from the damper flap and make sure that
damper flap opens and closes freely inside the ductwork. Use duct
tape to make ductwork connections secure and air-tight.
Remove shipping ring from blower inlet
Remove the shipping ring from the blower inlet before operating
the ventilator.
* L100 & L150 Series uses 6” Round Duct.
L200, L250, & L300 Series uses 8” Round Duct.
* L100 & L150 Series uses 6” Round Duct.
L200, L250, & L300 Series uses 8” Round Duct.
