Broan 741SN User Manual

Page 1
MODEL 741SN
DECORATIVE SERIES
CEILING VENTILATOR
READ AND SAVE THESE INSTRUCTIONS
WARNING
TO REDUCE THE RISK OF FIRE, ELECTRIC
SHOCK, OR INJURY TO PERSONS, OBSERVE
THE FOLLOWING:
1. Use this unit only in the manner intended
by the manufacturer. If you have questions,
contact the manufacturer at the address or
telephone number listed in the warranty.
2. Before servicing or cleaning unit, switch
power off at service panel and lock the ser-
vice disconnecting means to prevent power
from being switched on accidentally. When
the service disconnecting means cannot be
locked, securely fasten a prominent warning
device, such as a tag, to the service panel.
3. Installation work and electrical wiring must be
done by a qualified person(s) in accordance
with all applicable codes and standards,
including fire-rated construction codes and
standards.
4. Sufficient air is needed for proper combus-
tion and exhausting of gases through the flue
(chimney) of fuel burning equipment to prevent
backdrafting. Follow the heating equipment
manufacturer’s guideline and safety standards
such as those published by the National Fire
Protection Association (NFPA), and the Ameri-
can Society for Heating, Refrigeration and Air
Conditioning Engineers (ASHRAE), and the
local code authorities.
5. When cutting or drilling into wall or ceiling, do
not damage electrical wiring and other hidden
utilities.
6. Ducted fans must always be vented to the
outdoors.
7. NEVER place a switch where it can be
reached from a tub or shower.
8. This unit must be grounded.
9. This unit is U.L. listed. Type I.C. inherently
protected.
CAUTION
!
1. For general ventilating use only. Do not use
to exhaust hazardous or explosive materials
and vapors.
2. This product is designed for ceiling installation
only. This product is designed for installation
in ceilings up to a 12/12 pitch. Ductwork must
point up. DO NOT MOUNT THIS PRODUCT
IN A WALL.
3. The light fixture assembly must be mounted
to the fan housing assembly included with
this product. Do not mount the light fixture
assembly to a wiring outlet box.
4. To avoid motor bearing damage and noisy
and/or unbalanced impellers, keep drywall
spray, construction dust, etc. off power unit.
5. Please read specification label on product for
further information and requirements.
TYPICAL INSTALLATIONS
HOUSING
CEILING
JOIST
MOUNTING TABS
CEILING
MATERIAL
POWER CABLE
GRILLE
PAN
GLASS
LIGHT SHADE
HOUSING
CEILING
JOIST
MOUNTING TABS
POWER CABLE
4" ROUND
DUCT
ADDITIONAL
FRAMING
CEILING
MATERIAL
GRILLE PAN
GLASS
LIGHT SHADE
HOUSING MOUNTED
TO ADDITIONAL FRAMING
Discharge 90
0
to joists.
HOUSING MOUNTED
DIRECTLY TO JOIST
2x6 (or larger)
Discharge parallel to joists.
HOUSING
2 x 4
CEILING
JOIST or
TRUSS
MOUNTING
TABS
POWER CABLE
ADDITIONAL
FRAMING
2 x 4
CEILING
JOIST or
TRUSS
CEILING
MATERIAL
GRILLE
PAN
GLASS
LIGHT SHADE
HOUSING MOUNTED
TO 2x4 TRUSS
Requires additional framing
for mounting tabs.
Discharge parallel to joists.
HOUSING
MOUNTING
TABS
POWER CABLE
ADDITIONAL
FRAMING
" I "
JOIST
" I "
JOIST
CEILING
MATERIAL
GRILLE
PAN
GLASS LIGHT SHADE
HOUSING MOUNTED TO “I” JOIST
Requires additional framing
for mounting tabs.
Discharge parallel to joists.
HOUSING
2 x 4
CEILING
JOIST or
TRUSS
MOUNTING TABS
POWER CABLE
4" ROUND
DUCT
ADDITIONAL
FRAMING
2 x 4
CEILING
JOIST or
TRUSS
CEILING
MATERIAL
GRILLE PAN
GLASS
LIGHT SHADE
HOUSING MOUNTED TO 2x4
TRUSS
Requires additional framing
for mounting tabs.
Discharge 90
0
to joists.
HOUSING
MOUNTING TABS
POWER CABLE
4" ROUND
DUCT
ADDITIONAL
FRAMING
" I "
JOIST
" I "
JOIST
CEILING
MATERIAL
GRILLE
PAN
GLASS
LIGHT SHADE
HOUSING MOUNTED TO “I” JOIST
Requires additional framing
for mounting tabs.
Discharge 90
0
to joists.
Installer: Leave this manual with the homeowner.
Homeowner: Use and Care information on page 4.
* Additional framing must be a 2x6 (minimum height).
*
*
*
*
*

Broan 741SN Specifications

General

Airflow	70 CFM
Duct Size	4 inches
Voltage	120 V
Mounting Type	Ceiling
Housing Material	Galvanized Steel
Blade Material	Plastic
Type	Ceiling

Summary

Safety Warnings and Precautions

General Safety Instructions

Essential safety instructions for installation and use, covering fire, shock, injury risks, and proper handling.

Cautionary Notes

Important cautions regarding use, installation location, mounting, and maintenance to prevent damage and ensure safety.

Typical Installation Methods

Directly to Joist Installation

Mounting the housing directly to a 2x6 or larger joist, with discharge parallel to joists.

To 2x4 Truss Installation

Mounting housing to a 2x4 truss, requiring additional framing, discharge parallel to joists.

To 'I' Joist Installation

Mounting housing to an 'I' joist, needs extra framing, discharge parallel to joists.

To Additional Framing Installation (90° Discharge)

Mounting to additional framing with discharge perpendicular (90°) to joists.

2x4 Truss Installation (90° Discharge)

Mounting to a 2x4 truss with extra framing, discharge 90° to joists.

'I' Joist Installation (90° Discharge)

Mounting to an 'I' joist with additional framing, discharge 90° to joists.

Suspended Ceilings Installation

Mounting housing in suspended ceilings using wires for a 3-point mount.

Installation Procedures

New Construction Housing Installation

Step-by-step guide for installing the housing in new construction, including positioning and securing.

Existing Construction Housing Installation

Instructions for installing the housing in existing construction, involving cutting an opening and securing.

Ductwork Connection

Guidance on connecting the 4" duct to the housing and ensuring a secure, airtight connection with damper.

Wiring Connection

Instructions for wiring the unit, including connections to the switch box and receptacles.

Grille Pan and Glass Shade Attachment

Steps for attaching the grille pan, washer, rod, and glass shade, including bulb installation.

Use and Care Information

General Use and Care

Instructions for cleaning the glass shade, grille pan, and fan assembly, emphasizing safety.

Bulb Replacement

Procedure for replacing bulbs, including removing the shade and securing the finial nut.

Motor Lubrication

Note stating the motor is permanently lubricated and should not be oiled or disassembled.

Service Parts Identification

List of available service parts with their corresponding part numbers and descriptions.

Warranty Information

Details of the one-year limited warranty, including coverage, exclusions, and claim procedures.