Installation Existing Construction, Planning

INSTALLATION IN

EXISTING CONSTRUCTION

In an existing, finished building, installation of the Heat- Vent Combination requires an accessible area (attic or crawl space) above the planned location. If the location that has been chosen for installation has a finished floor above it, be certain there is sufficient space available to install the housing and make the necessary duct connection.

PLANNING

Review “INSTALLATION IN NEW CONSTRUCTION” and follow all instructions that apply.

CAUTION: Check the area above the planned location to make sure that:

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

(2)Wiring can be run to the planned location.

(3)No wiring or other obstructions might interfere with the installation.

INSTALLATION

1.The housing must be mounted between ceiling joists.

2.Refer to Figure 8. Mark ceiling for cutout.

Cutout dimensions: 141⁄8" long x 97⁄8" wide. Make cutout in ceiling.

3.Follow steps under “PREPARATION” page 1.

4.From above, lower housing into the cutout and secure hanger brackets. Install duct collar, connect duct, and run wiring through box connectors.

5.From below, adjust housing so that it is flush with the finished ceiling.

6.From below, make wiring connections as shown in figure 6.

7.Replace junction box cover.

8.Insert heater and ventilator plugs into proper receptacles.

9.Install grille.

GRILLE

FIGURE 7

141⁄8"

97⁄8"

FIGURE 8

9905 specifications

The NuTone 9905 is an innovative and versatile ventilation fan designed to enhance air quality while seamlessly integrating into a variety of spaces such as bathrooms, kitchens, and utility rooms. With its compact design and effective features, it provides a practical solution for moisture management and odor control, ensuring a healthier indoor environment.

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The NuTone 9905 is designed with user convenience in mind. It operates quietly, ensuring that it does not disrupt daily activities. Its noise level is particularly low, allowing for comfortable conversations or relaxation in the vicinity. The fan includes a stylish grille that blends easily with any ceiling décor, adding an unobtrusive element to home interiors.

In terms of technology, the NuTone 9905 incorporates a durable, reliable motor designed for longevity and energy efficiency. The fan operates on a standard 120-volt power supply, making it compatible with most residential electrical systems. Additionally, its easy-to-install design allows homeowners or professionals to set it up with minimal effort.

Another notable characteristic of the NuTone 9905 is its versatility. It can be wall or ceiling-mounted, providing flexibility in installation based on the specific layout and needs of a space. The fan is also humidity-sensing, which automatically adjusts operation based on moisture levels, offering convenience and energy savings.

Safety is a priority with the NuTone 9905, as it comes equipped with a thermal overload protection feature, preventing the motor from overheating during extended use. This not only enhances its reliability but also adds peace of mind for users.

In summary, the NuTone 9905 is an effective and efficient ventilation solution with features that cater to modern living. Its powerful performance, low noise operation, user-friendly installation, and advanced safety features make it a top choice for those looking to improve indoor air quality in their homes.