MODEL 784
Page 1
TO CLEAN GRILLE:
CAUTION: Grille can be cleaned with mild, soapy water (use a
mild detergent, such as dishwashing liquid) and dried with a soft
cloth. DO NOT USE ABRASIVE CLOTH, STEEL WOOL PADS,
OR SCOURING POWDERS.
TO CLEAN FAN ASSEMBLY:
Unplug fan assembly. To remove motor plate: Find the single tab
on the motor plate (located next to the receptacle). Push up near
motor plate tab while pushing out on side of housing. Or insert a
straight-blade screwdriver into slot in housing (next to tab) and
twist screwdriver. Gently vacuum fan, motor and interior of hous-
ing. METAL AND ELECTRICAL PARTS SHOULD NEVER BE
IMMERSED IN WATER.
OPERATION
Use an on/off switch or speed control to operate this ventilator. See
“Connect Wiring” for details. Use of speed controls other than the
Broan Models 78V and 78W may cause a motor humming noise.
WARRANTY
BROAN-NUTONE ONE YEAR LIMITED WARRANTY
Broan-NuTone warrants to the original consumer purchaser of its products that such
products will be free from defects in materials or workmanship for a period of one year
from the date of original purchase. THERE ARE NO OTHER WARRANTIES, EXPRESS OR
IMPLIED, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF MERCHANT-
ABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
During this one-year period, Broan-NuTone will, at its option, repair or replace, without
charge, any product or part which is found to be defective under normal use and service.
THIS WARRANTY DOES NOT EXTEND TO FLUORESCENT LAMP STARTERS, TUBES,
HALOGEN AND INCANDESCENT BULBS, FUSES, FILTERS, DUCTS, ROOF CAPS, WALL
CAPS AND OTHER ACCESSORIES FOR DUCTING. This warranty does not cover (a)
normal maintenance and service or (b) any products or parts which have been subject
to misuse, negligence, accident, improper maintenance or repair (other than by Broan-
NuTone), faulty installation or installation contrary to recommended installation instruc-
tions.
The duration of any implied warranty is limited to the one-year period as specified for the
express warranty. Some states do not allow limitation on how long an implied warranty
lasts, so the above limitation may not apply to you.
BROAN-NUTONE’S OBLIGATION TO REPAIR OR REPLACE, AT BROAN-NUTONE’S OP-
TION, SHALL BE THE PURCHASER’S SOLE AND EXCLUSIVE REMEDY UNDER THIS
WARRANTY. BROAN-NUTONE SHALL NOT BE LIABLE FOR INCIDENTAL, CONSEQUEN-
TIAL OR SPECIAL DAMAGES ARISING OUT OF OR IN CONNECTION WITH PRODUCT
USE OR PERFORMANCE. Some states do not allow the exclusion or limitation of inciden-
tal or consequential damages, so the above limitation or exclusion may not apply to you.
This warranty gives you specific legal rights, and you may also have other rights, which
vary from state to state. This warranty supersedes all prior warranties.
To qualify for warranty service, you must (a) notify Broan-NuTone at the address or tele-
phone number below, (b) give the model number and part identification and (c) describe
the nature of any defect in the product or part. At the time of requesting warranty service,
you must present evidence of the original purchase date.
Broan-NuTone LLC, 926 W. State Street, Hartford, Wisconsin 53027
www.broan.com 800-558-1711
Installer: Leave this manual with the homeowner.
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 service 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 combustion and exhausting
of gases through the flue (chimney) of fuel burning equip-
ment 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 American Society for Heating, Refrigeration and Air
Conditioning Engineers (ASHRAE), and the local code authori-
ties.
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. If this unit is to be installed over a tub or shower, it must be
marked as appropriate for the application and be connected
to a GFCI (Ground Fault Circuit Interrupter) - protected branch
circuit.
8. Never place a switch where it can be reached from a tub or
shower.
9. This unit must be grounded.
CAUTION
1. For general ventilating use only. Do not use to exhaust hazard-
ous or explosive materials and vapors.
2. To avoid motor bearing damage and noisy and/or unbalanced
impellers, keep drywall spray, construction dust, etc. off power
unit.
3. Please read specification label on product for further informa-
tion and requirements.
CLEANING & MAINTENANCE
For quiet and efficient operation, long life, and attractive appear-
ance - lower or remove grille and vacuum interior of unit with the
dusting brush attachment.
The motor is permanently lubricated and never needs oiling. If the
motor bearings are making excessive or unusual noises, replace
the blower assembly (includes motor and impeller).
MODEL 784
CEILING VENTILATOR
READ AND SAVE THESE INSTRUCTIONS
!
Register your product online at: www.broan.com/register