MOUNTING THE HOUSING

Note: When installing in existing construction, refer to page 3

Mounting Using Mounting Tabs

Refer to Figure 2.

1.  Locate fan 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 finished ceiling. For the grille to fit properly, the housing’s rim must not extend beyond finished ceiling surface.

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

Mounting Using Hanger Bars

Refer to Figure 3.

1.  Insert hanger bars in slots provded in housing.

2.  Locate fan housing between joists so that the bottom of the housing is even with the planned finished ceiling.

3.  Use screws or nails (not provided) to secure hanger bars 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.  Run 4” round duct from fan’s discharge opening to the outside and terminate.

WIRING

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

1.  Run 120vAC house wiring (with ground) from wall switches 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.  Refer to Figures 4A and 4B. If a single switch will be used to control both the fan and the light, make wiring connections as shown in Figure 4A. If a double switch will be used for separate control of the fan and light, make connections

as shown in Figure 4B.

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

Duct Collar

FIGURE 3

GROUND

 

 

SCREW

 

 

FAN

 

LIGHT

RECEPTACLE

 

RECEPTACLE

B

 

 

L

 

 

K

WHITE

WHITE

 

 

B

 

WHITE

L

 

 

K

BLK

 

 

SWITCH

 

 

120 VAC

 

FIGURE 4A

GROUND

 

 

Flanges

Wiring Knockouts

Mounting Tabs

SCREW

 

 

FAN

 

LIGHT

RECEPTACLE

 

RECEPTACLE

B

WHITE

WHITE

L

 

 

A

 

B

C

 

WHITE

L

K

 

A

 

 

 

 

C

 

 

K

FAN

LIGHT

 

SWITCH

SWITCH

 

Bottom

Rim

FIGURE 2

120 VAC

FIGURE 4B

 

Page 2
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NuTone 8663RFT important safety instructions Mounting the Housing, Installing Ductwork, Wiring

8663RFT specifications

The NuTone 8663RFT is a versatile and highly functional range hood that has become a popular choice among homeowners looking for efficiency and style in their kitchen. This model combines modern technologies with sleek design, making it a point of interest for culinary enthusiasts and home cooks alike.

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