Installation Preparation - NuTone 9093WH DELUXE HEAT-A-VENTLITE Installation Instructions Manual

MO D E L 90 93 W H
DE LU X E HE AT-A-V E NTLITE
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 a
quali ed person(s) in accordance with all applicable codes
and standards, including
and standards.
4. Suf cient air is needed for proper combustion and
exhausting of gases through the
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. IMPORTANT: DO NOT MOUNT OVER TUB OR IN
SHOWER STALL ENCLOSURE.
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.
3. To avoid motor bearing damage and noisy and/or
unbalanced impellers, keep drywall spray, construction dust, etc.
off power unit.
4. The flange of the rough-in housing MUST be flush with
the finished plaster or drywall surface to assure proper
and safe operation.
5. The switch (furnished) should be used and wired in
accordance with the wiring diagram.
6. Please read specification label on product for further
information and requirements.
re-rated construction codes
ue (chimney) of fuel
®

INSTALLATION PREPARATION

1. Remove complete assembly from carton. Loosen screws
holding grille and remove the grille.
2. Loosen power unit mounting screws and remove power unit
from rough-in housing.
3. Remove tape from back draft damper and be certain the
damper opens and closes freely.
MOUNTING TO OPEN JOISTS
Refer to Figure 1.
1. Insert hanger bar on mounting bracket opposite discharge
opening and mount rough-in housing to ceiling joists at
desired location.
2. Install mounting brackets into slots in housing and adjust
housing so flange will be flush to proposed finished ceiling
line. Tighten screws securely.
3. Attach 4" round duct and vent to outside through wall
or ceiling.
4. Remove junction box cover and desired knockout from
junction box in housing.
ADJUSTABLE
HANGER
BAR
HEATER
OUTLET BOX
NAILING BRACKET
MODEL 9093WH
Page 1
NAILING BRACKET
FIGURE 1