NuTone 8663RF Completing Installation, Installation in Existing Construction, Planning

Page 3

COMPLETING INSTALLATION

1.Insert lamp plug into junction box receptacle and secure reflector assembly to motor frame with wing nut provided.

2.Insert lamp (26 watt compact fluorescent - NEMA Type CFQ26W/G24D) into the socket.

NOTE: Lamp must be purchased separately.

3.Insert the grille assembly's mounting springs into the slots on both sides of the housing by squeezing the springs together.

4.Press grille assembly firmly into place against the ceiling.

CLEANING AND RELAMPING

1.Pull grille assembly away from ceiling.

2.Squeezing the grille assembly's mounting springs together, remove grille assembly from housing to expose socket for relamping.

3.Clean grille and lens of assembly using a mild soap and water solution.

4.Replace grille assembly flat against ceiling after cleaning or relamping.

INSTALLATION IN EXISTING CONSTRUCTION

11-1/2"

5-3/4"

9-1/8" - 10"

Joist

2"

4"

FIGURE 6

PLANNING

Review “INSTALLATION IN A NEW CONSTRUCTION SITE” and follow all instructions which apply to your installation.

LOCATION: Locate fan between ceiling joists.

WIRING AND DUCTING: Plan ducting and wiring BEFORE proceeding with installation. Refer to Figures 4 and 5 for wiring and Figure 3 for ducting.

CAUTION: Check area above planned location to be sure that:

1.Ducting can be installed or that area is sufficient for proper venting.

2.Wiring can be run to the planned location.

3.No wiring or other obstruction might interfere with installation.

INSTALLATION

1.The fan must be mounted between ceiling joists. Decide where you want to locate the fan, and then determine where the nearest joists are.

2.Locate the joists. Drill a starter hole in the ceiling between the joists.

3.To exactly locate the edge of joist, saw a line from hole to joist.

4.Refer to page 1. Remove power/blower unit from housing.

5.Use the housing pan as a template to mark cutout: place pan centered between joist and trace around pan.

6.Make cutout along outside of marked line.

7.Refer to Figure 6. Install 2 x 4 cleats to both ceiling joists. In some cases it may be necessary to use more than a single cleat on one side. The distance between cleats must be at least 91/8" but not more than 10".

8.Remove side wiring knockout and insert and secure an approved box connector into the wiring entrance hole.

9.Use pliers to bend both mounting tabs as flush as possible to the side of the housing.

10.Install duct collar.

11.String wiring through box connector and connect 4" flexible duct to duct collar.

12.Carefully push ductwork and wiring back into cutout. Place housing into cutout.

13.Use wood screws to secure housing to cleats through four holes in housing's pan. make sure pan is flush to finished ceiling.

14.Install Power/Blower Unit and complete installation.

4" Flexible

 

Duct

 

 

120vAC

 

House Wiring

 

Duct

Mounting

Collar

Wiring

Holes

Knockout

 

 

Bend

 

Mounting

 

Tabs

 

Flush To

 

Side of

 

Housing

 

FIGURE 7

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Contents For Best Results Important Safety InstructionsInstallation Instructions Planning Ductwork and WiringWiring Installation in a NEW Construction SiteMounting the Housing Installing DuctworkInstallation Completing InstallationInstallation in Existing Construction Cleaning and RelampingOne Year Limited Warranty December FANDate Group