NuTone 769RF User Manual

INSTALLATION INSTRUCTIONS

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Bathroom Exhaust Fan/Fluorescent Light Combination

MODEL: 769RF

FOR BEST RESULTS

When installing the Exhaust Fan/Light in a new construction site, install housing during the rough-in construction of the building. The blower unit and grille should be installed after the finished ceiling is in place.

To install the Exhaust Fan/Light in an existing finished building see instructions page 4.

FIGURE 1

IMPORTANT SAFETY INSTRUCTIONS

WARNING: TO REDUCE THE RISK OF FIRE. ELECTRIC SHOCK, OR INJURY TO PERSONS, OBSERVE THE FOLLOWING:

A. Use this unit only in the manner intended by the

manufacturer. If you have questions, contact the manufacturer.

B. Before servicing or cleaning unit, switch power off at

service panel and lock service panel 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.

CAUTION:

For general ventilating use only. Do not use to exhaust hazardous or explosive materials and vapors.

INSTALLATION INSTRUCTIONS

WARNING: TO REDUCE THE RISK OF FIRE, ELECTRIC SHOCK, OR INJURY TO PERSONS, OBSERVE THE FOLLOWING:

A. Installation work and electrical wiring must be done by

qualified person(s) in accordance with all applicable codes and standards, including fire-rated construction.

B. Sufficient air is needed for proper combustion and

exhausting of gases through the flue (chimney) of fuel burning equipment to prevent back drafting. 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.

C. When cutting or drilling into wall or ceiling, do not damage

electrical wiring and other hidden utilities. D. Ducted fans must always be vented to the outdoors. E. If this unit is to be installed over a tub or shower, it must be

marked as appropriate for the application. F. NEVER place a switch where it can be reached from a tub

or shower.

•

The exhaust fan consists of the housing, power unit/blower assembly (motor, wheel, mounting plate,) grille/lens assembly, reflector/lamp plug assembly (lamps not furnished) and duct collar.

•

WARNING: To reduce the risk of fire or electric shock, do not use this fan with any solid-state speed control device.

•

Not for use in kitchens.

•

For installation in sloped ceilings up to 12/12 pitch.

•

Ductwork must point up.

DUCT COLLAR

HOUSING

SLOTS

TABS

POWER UNIT/ BLOWER ASSEMBLY

GRILLE

REFLECTOR

LENS

• SUITABLE FOR USE OVER A TUB OR SHOWER WHEN INSTALLED IN A G.F.C.I. PROTECTED BRANCH CIRCUIT.

• DO NOT INSTALL IN A CEILING INSULATED TO A VALUE GREATER THAN R-40.

PLANNING DUCTWORK AND WIRING

DUCTWORK

1. Use 4" round duct.

2. Plan to run duct from the fan's discharge opening to the outside. For best fan performance, make duct run as short as possible and use minimum number of elbows.

3. Use optional NuTone ducting accessories as needed (refer to NuTone's catalog for a complete listing of optional accessories).

WIRING

Plan to run 120vAC house wiring (with ground) from a power source, through a standard wall switch or an optional NuTone double FAN/LIGHT switch, to the junction box in the Fan-Light's housing.

INSTALLATION IN A NEW CONSTRUCTION SITE

PREPARATION

1. Unplug the power unit.

2. Refer to Figure 1. Remove power unit/blower assembly

from the housing. Remove screw and pull power unit

assembly tabs out of slots in housing. Set unit aside until

needed.

3. Remove one of the wiring knockouts from housing.

MOUNTING THE HOUSING

USING SIDE MOUNTING TABS

Refer to Figure 2.

1. Locate housing next to ceiling joist.

2. Use wood screws (not provided) to loosely attach housing

to ceiling joist through keyhole slots in mounting tabs.

3. Adjust housing so that it will be flush with the finished

ceiling.

4. When housing is properly adjusted, tighten screws in slots.

USING HANGER BARS

(Hanger bars sold separately, order model HB4) Refer to Figure 3.

1. Insert hanger bars in slots provided in housing.

2. Locate fan housing between ceiling joists so that bottom of

fan housing is even with the planned finished ceiling.

3. Use screws or nails to secure mounting brackets to ceiling

joists.

INSTALLING DUCTWORK

1. Refer to Figure 1. Place duct collar over flanges at

discharge opening of fan. Secure collar by snapping tabs

into slots in flanges.

2. Refer to Figure 4. Run 4" round duct from outside to fan's

discharge opening.

3. Connect duct to duct collar.

FIGURE 2

FIGURE 3

FIGURE 4

WIRING KNOCKOUTS

MOUNTING TABS

ROOF CAP

90° ELBOW

4" DIAMETER DUCT

WALL CAP

HANGER BARS

(SOLD SEPARATELY)

WIRING

Refer to Figures 5 and 6.

All wiring must comply with local codes and unit must be properly grounded.

1. Run 120vAC house wiring (with ground) from wall switch

to fan location.

2. Insert and secure an approved box connector into wiring

entrance hole.

3. Pull wires through box connector and into junction box.

Tighten box connector.

4. If a single switch will be used to control both the fan and

the light, make wiring connections as shown in Figure 5.

If a double switch will be used for separate control of the

fan and light, make connections as shown in Figure 6.

NOTE: If a double switch is used, the wiring connections

determine which receptacle will b e used for the fan motor

plug and which receptacle will be used for the light plug.

Make note of this when making the wiring connections.

5. Connect the green (or bare) ground wire to the green

ground lead.

POWER/BLOWER UNIT INSTALLATION

Refer to Figure 7.

1. Place power/blower unit into housing so that mounting

plate's tabs insert into slots in housing.

2. Press other end of mounting plate down until it is firmly

seated over scroll and plug-in receptacles.

3. Secure mounting plate to housing with provided screw.

4. Insert motor plug into junction box receptacle.

COMPLETING INSTALLATION

Refer to Figure 8.

1. Remove wing nut from the threaded bolt on motor

mounting strap.

2. Place reflector into grille.

3. Align grille/reflector assembly with housing and insert light

plug into receptacle in junction box.

4. Using wing nut, secure grille/reflector assembly to motor

mounting strap.

5. Install lamp NEMA type CFQ13W/GX23/827 (not provided)

into socket.

6. Install lens by squeezing both sides and inserting lens tabs

into slots in grille.

FIGURE 6

FIGURE 7

FIGURE 5

FIGURE 8

SINGLE SWITCH

CONTROL

DOUBLE SWITCH

CONTROL

WHITE

BLACK

120vAC

GROUND

120vAC

BLACK

SLOTS

MOUNTING PLATE

MOTOR PLUG

INSERT TABS INTO SLOTS

GRILLE

LAMP SOCKET

REFLECTOR

LIGHT PLUG

FAN PLUG

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