To register this product visit:
MODEL QTR070
ULTRA SILENT TM FAN
READ AND SAVE THESE INSTRUCTIONS
MODEL QTR070
Page 1
www.broan.com
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
qualied person(s) in accordance with all applicable codes
and standards, including re-rated construction codes and
standards.
4. Sufcient air is needed for proper combustion and exhausting
of gases through the ue (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 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. Acceptable for use over a tub or shower when connected to
a GFCI (Ground Fault Circuit Interrupter) - protected branch
circuit (ceiling installation only).
8. This unit must be grounded.
CAUTION
1. For general ventilating use only. Do not use to exhaust hazardous or explosive materials and vapors.
2. This product is designed for installation in ceilings up to a
12/12 pitch (45 degree angle). Duct connector must point up.
DO NOT MOUNT THIS PRODUCT IN A WALL.
3. To avoid motor bearing damage and noisy and/or unbalanced
impellers, keep drywall spray, construction dust, etc. off power
unit.
4. Please read specication label on product for further information and requirements.
CLEANING & MAINTENANCE
For quiet and efcient operation, long life, and attractive appearance - 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).
OPERATION
Use an on/off switch or speed control to operate this ventilator.
See “Connect Wiring” for details.
WARRANTY
BROAN-NUTONE THREE 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 three years from the date of original purchase. THERE ARE
NO OTHER WARRANTIES, EXPRESS OR IMPLIED, INCLUDING, BUT
NOT LIMITED TO, IMPLIED WARRANTIES OF MERCHANTABILITY OR
FITNESS FOR A PARTICULAR PURPOSE.
During this three-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 AND TUBES. 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 instructions.
The duration of an implied warranty is limited to the three-year period as
specied 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 OPTION, SHALL BE THE PURCHASER’S SOLE
AND EXCLUSIVE REMEDY UNDER THIS WARRANTY. BROAN-NUTONE SHALL NOT BE LIABLE FOR INCIDENTAL, CONSEQUENTIAL
OR SPECIAL DAMAGES ARISING OUT OF OR IN CONNECTION WITH
PRODUCT USE OR PERFORMANCE. Some states do not allow the exclusion or limitation of incidental or consequential damages, so the above
limitation may not apply to you.
This warranty gives you specic 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 telephone number stated below, (b) give the model number and
part identication 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 Hartford, Wisconsin
www.broan.com 800-558-1711
Installer: Leave this manual with the homeowner.
MODEL QTR070
Cooking
Equipment
Floor
COOKING AREA
Do not install above or
inside this area.
45
o
45
o
NOT FOR USE IN
A COOKING AREA.
Page 2
TYPICAL INSTALLATIONS
Housing mounted to I-joists.
Use I-joist spacer block (provided).
PLAN THE INSTALLATION
INSULATION
(Can be placed
around and over
fan housing.)
ROOF
CAP
*
Housing mounted to joists.
Housing mounted to truss.
FAN
HOUSING
Purchase
*
separately
The unit will operate most quietly and efciently when located
where the shortest possible duct run and minimum number of
elbows will be needed.
Use a roof cap or wall cap that has a built-in damper to reduce
backdrafts.
Plan to supply the unit with proper line voltage and appropriate
power cable.
4-IN.
ROUND
DUCT *
4-IN. ROUND
ELBOW(S) *
WALL
CAP
*
MODEL QTR070
Page 3
INSTALL HOUSING & DUCT
1. Bend
housing
tabs.
Use a pliers to
bend housing
TABS out to 900.
2. Mount
housing to
(use for mounting to I-Joist)
joist.
Hold housing
in place so that
the housing
tabs contact the
bottom of the
joist. The housing mounts with
four (4) screws
or nails. Screw or
nail housing to joist through lowest holes in each mount-
ing ange, then through highest holes. NOTE: Mounting
to I-JOIST (shown) requires use of SPACERS (included)
between the highest hole of each mounting ange and the
I-joist.
3. Attach
damper/duct
connector.
Snap damper /
duct connector
onto housing.
Make sure con-
nector is ush with
top of housing and
damper ap falls
closed.
TABS
SPACER
I-JOIST
CONNECT WIRING
5. Connect electrical wiring.
Run 120 VAC house wiring to installation location. Use
proper UL approved connector to secure house wiring to
wiring plate. Connect wires as shown in wiring diagrams.
4. Install 4-
inch round
ductwork.
Connect 4-inch
round ductwork
to damper / duct
connector. Run
ductwork to a
roof cap or wall
cap. Tape all
ductwork connections to make
them secure and air tight.