QuieTTest
For Ceiling Installation
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 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 qualifi ed personnel
in accordance with all applicable codes and standards, including fi re-
rated construction codes and standards.
4. Suffi cient air is needed for proper combustion and exhausting of
gases through the fl ue (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 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. If this unit is to be installed over a tub or shower, it must be marked as
appropriate for the application.
8. Never place a switch where it can be reached from a tub or shower.
9. When applicable local regulations comprise more restrictive installation
and/or certifi cation requirements, the aforementioned requirements
prevail on those of this document and the installer agrees to conform
to these at his own expenses.
10. When performing installation, servicing or cleaning this unit, it is
recommended to wear safety glasses and gloves.
!
CAUTION
For general ventilating use only. Do not use to exhaust hazardous or explosive
materials and vapors.
INSTALLATION INSTRUCTIONS
• Suitable for use with solid state speed controls
• Uses standard 3¼" x 10" ducting
• Designed for ceiling installation
• Do not mount over bathtub or shower stall enclosure
• Not for use in kitchens
• The ventilator consists of the housing, mounting brackets,
junction box, power unit/blower assembly, damper section
and grille assembly
FAN MUST NOT BE INSTALLED IN A CEILING
THERMALLY INSULATED TO A VALUE
GREATER THAN R-40.
INSTALLER: Leave this manual with the homeowner.
R
EGISTER YOUR PRODUCT ONLINE AT WWW
(
C
IN
ANADA
®
Twin Blower Ventilator
.
NUTONE
)
.
.
(
U.S.A.)
OR AT WWW
NUTONE
COM
IN
FOR BEST RESULTS
• When installing the ventilator in a new construction site, install the housing
during the rough-in construction of the building. The power unit and grille
should be installed after the fi nished ceiling is in place.
• To install the ventilator in an existing building, an accessible area (attic
or crawl space) is required from above the planned location.
P
OWER UNIT
H
ANGER
R
OD
BD0009
V
ERTICAL
D
ISCHARGE
K
NOCKOUTS
BH0039
INSTALLATION IN
A NEW CONSTRUCTION SITE
PREPARATION
CAUTION: When handling the power unit do not reach in the
end openings and bend the blower wheels.
Refer to Figure 1.
1. Remove power unit from housing assembly.
(a) If necessary, unplug power plug from the connector.
(b) Loosen wing nut on hanger rods that hold the power unit.
(c) Unfasten hanger rods from slots and remove power unit.
(d) Set power unit aside until needed.
2. Refer to Figure 2. Remove one of the wiring knockouts from the
housing.
3. The ventilators can be ducted for either vertical or horizontal discharge.
4. Refer to Figure 3. Mount 3¼" x 10" damper section on top of
housing for vertical discharge or on the side of housing for horizontal
discharge with two screws (included).
.
CA
MODELS QT200 • QT300
3¼"
X
H
ORIZONTAL
D
ISCHARGE
Page 1
P
OWER
C
ONNECTOR
S
LOTS
W
N
,
ING
UT
H
ANGER
R
OD
F
1
IGURE
R
C
OOF
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10" D
UCT
W
C
ALL
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2
IGURE
85669000E