NuTone HLB3 User Manual

Page 2
DUCTING (Horizontal blower discharge)
Two ways to connect ductwork to a factory-shipped unit.
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.
10” ROUND DUCT
(OUTLET)
CEILING JOIST
(16” centers
shown)
2 X 4 FRAMING
(wide side down)
MOUNTING
BRACKETS
(Attached to
opposite sides
of housing &
upside-down)
MOUNTING USING HANGER KIT (included)
Blower factory-shipped in straight-through
discharge position.
TYPICAL INSTALLATION
Blower factory-shipped in straight-through
discharge position.
ACCESS PANEL
ACCESS
PANEL SCREW
GRILLE NUT
(Install into
square holes in
housing)
MOUNTING
BRACKET
10” ROUND
DUCT
(OUTLET)
10” ROUND
DUCT (INTAKE)
HANGER
KIT NUT &
WASHER
HANGER
KIT BOLT
& WASHER
HANGER KIT
EYE-BOLT
HANGER
KIT CHAIN
8” TO 10” ROUND
TRANSITION
10” ROUND
DUCT
(INTAKE)
8” TO 10”
ROUND
TRANSITION
MOUNTING (Existing Frame Construction)
TYPICAL INSTALLATION
MOUNTING (New Frame Construction)
10” ROUND DUCT
Factory-shipped unit installed in new construction.
Blower
factory-
shipped
in straight
through
discharge
position.
Mounting brackets factory-
shipped in position for
½” ceiling material.
ADDITIONAL
1½” FRAMING
CEILING JOIST
(16” centers
shown)
10” ROUND
DUCT
MOUNTING SCREW
8” TO 10” ROUND
TRANSITION
EXTENSION
SPRING

NuTone HLB3 Specifications

General

Brand	NuTone
Model	HLB3
Category	Blower
Language	English