Broan L300KMG warranty Mounting Options Ducting Options, Wiring Options, USE and Care

	MODEL • L300KMG
	Page 3
MOUNTING OPTIONS	DUCTING OPTIONS

¼-20 hex nuts secure mounting brackets to housing. Loosen and re-tighten or remove and replace nuts as necessary for desired mounting bracket position.

11/ 8"	1½"
	to
MAX.	2½"
12¼"	12¼"

Mounting brackets in	Mounting brackets flipped
factory-shipped position.	over and mounted to outlet
(Outlet parallel to joists.)	sides of housing.
(New construction)	(Outlet parallel to joists.)
	(Existing construction)

	11/ 2"
	to
	21/ 2"
12¼"	12¼"

Mounting brackets mounted	Mounting brackets flipped
to outlet sides of housing.	over to give approx. 1”
(Outlet perpendicular to joists.)	more clearance.
(New construction)	(Outlet parallel to joists.)
	(New construction)

91/ 2"	10 3/ 4"
	to
to
	11 3/ 4"
101/ 2"
12¼"	12¼"

Mounting brackets mounted	Mounting brackets flipped
to top of sides of housing.	over and mounted to top of
(Outlet parallel to joists.)	sides of housing.
(New or existing construction)	(Outlet parallel to joists.)
	(New or existing construction)

WIRING OPTIONS

WIRING PLATE

POSITION

VERTICAL

POWER

CABLE

CONNECTION

HORIZONTAL POWER

CABLE CONNECTION

Wiring plate mounts to side or top of housing.

BLOWER DISCHARGE POSITIONS

DUCT	DUCT
CONNECTOR	CONNECTOR
	Change
	blower &
	duct
	connector
	positions for
	vertical
	discharge.
BLOWER	BLOWER

Blower and duct connector	Blower and duct connector
in horizontal discharge	in vertical discharge
position. (Factory shipped)	position.

DUCTING (Vertical blower discharge)

ROOF CAP

8” ROUND

DUCT

Typical ductwork connection to a ventilator converted to vertical discharge.

USE AND CARE

Ventilator is designed for continuous operation. If desired, it may be controlled using an on/off switch or a solid-state, variable speed control. Follow wiring instructions packed with control, and adhere to all local and state codes, and the National Electrical Code.

WARNING: To reduce the risk of electric shock, disconnect from power supply before servicing.

To clean grille: Use appropriate vacuum attachment or remove grille and clean with a soft cloth and mild soap or detergent. Dry grille thoroughly before reinstalling.

To clean blower assembly: Remove grille, unplug blower from housing, remove blower mounting nuts, and carefully remove blower from housing. Use appropriate vacuum attachment or a soft cloth and mild soap or detergent to clean blower discharge area and wheel. DO NOT ALLOW WATER TO ENTER MOTOR. Make sure blower assembly is completely dry before reinstalling.

Motor is permanently lubricated. Do not oil or disassemble motor.