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MODELS L400K • L500K
TYPICAL INSTALLATION
MOUNTING (New Frame Construction)
CEILING
JOIST
(24” centers
shown)
10” ROUND DUCT
GRILLE
Install after ceiling is
nished.
Factory-shipped unit installed in new construction.
MOUNTING
SCREW
GRILLE SCREW
Blowerfactory-shipped
in horizontal
discharge position.
Mounting brackets
factory-shippedin
position for ½” ceil-
ing material.
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
120 VAC LINE IN
GROUND TO
WIRING PLATE
10” ROUND
DUCT
GRILLE
SCREW
FINSHED
CEILING
MATERIAL
GRILLE
CEILING JOIST
(24” centers
shown)
2 X 4 FRAMING
(wide side down)
MOUNTING
BRACKETS
(Attached to
opposite sides
of housing & up-
side-down,
so housing is
ushwith
nishedceiling)
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
10”
ROUND
ELBOW
10”
ROUND
DUCT
WALL
CAP
NOTE:Makesuretheshippingtapeisremovedfromthedamperap
andthatdamperapopensandclosesfreelyinsidetheductwork.
Useducttapetomakeductworkconnectionssecureandair-tight.
4½” X 18½”
TO 10” ROUND
TRANSITION
MOUNTING
SCREW
4½” X 18½”
TO 10” ROUND
TRANSITION
4½” X 18½”
TO 10” ROUND
TRANSITION
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