INSTALLATION

1. Disconnect power to the furnace or air handler at the electrical service panel.

Figure 5

 

WARNING

120 Volts may cause serious injury from electrical shock. Disconnect power to the furnace/air handler before starting installation. Leave power disconnected until installation is completed.

2.Remove the air cleaner door from the outer housing and pull out the filtering media.

3.If replacing an existing filter, remove the filter and thoroughly clean the blower compartment.

90-1374

4.Use screws (field supplied) to mount the outer housing to the furnace/air handler. There is no inlet or outlet side on the outer housing (the outer housing can be mounted on the left or right side of the furnace/air handler).

NOTE FOR UPFLOW INSTALLATIONS: Provide support under the outer housing to ensure the quality of the seals (see Figure 5).

5. Mount the return ductwork to the outer housing.

6. Seal all connections using mastic, foil tape or silicone based caulk.

7. Install the filtering media (see Figure 6).

8. Install the door.

9. Reconnect power to the furnace or air handler at the electrical service panel.

Figure 6

Expand clean filter.

Install filter with Air Flow pointing

toward Furnace or Air Handler.

Align filter in top and bottom rails and slide into place. Reinstall door.

3

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Aprilaire 3410, 3310, 3210 specifications Expand clean filter
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3210, 3410, 3310 specifications

Aprilaire has long been recognized as a leader in indoor air quality solutions, and their models 3310, 3410, and 3210 whole-home humidifiers serve as prime examples of this commitment. Designed to enhance comfort and health by regulating humidity levels, these models incorporate advanced technologies and innovative features tailored to meet varied residential needs.

The Aprilaire 3310 is designed for homes up to 3,200 square feet. It boasts an automatic digital control system that allows homeowners to maintain optimum humidity levels easily. This model features a self-contained, bypass design that is efficient and requires minimal maintenance. A key highlight of the 3310 is its ability to use outdoor temperature to adjust indoor humidity automatically, promoting comfort and energy savings throughout the heating season.

Meanwhile, the Aprilaire 3410 is ideal for larger spaces, servicing homes of up to 4,200 square feet. Like the 3310, the 3410 features an automatic digital control and a bypass design, but it offers a higher humidification capacity. One of its standout characteristics is the built-in fan that helps accelerate humidification by distributing moisture evenly across the home. The 3410 also ensures reliable performance with its maintenance-free evaporative wick, designed to last longer and minimize pump cycling, which enhances longevity.

The Aprilaire 3210 serves as a compact solution for smaller homes or spaces up to 2,000 square feet. Despite its smaller size, this model does not compromise on efficiency or technology. The 3210 features direct drive operation without belts, which means less maintenance and a more durable unit. Additionally, it employs Aprilaire’s reliable water-saving technology, reducing water waste while maintaining effective humidification.

All three models utilize Aprilaire’s high-efficiency evaporative technology to ensure consistent moisture output while preventing additional energy costs associated with traditional electric humidifiers. They all offer features like automatic resetting of humidity levels, ensuring moisture is maintained at optimal levels to mitigate issues like dry skin, respiratory problems, and static electricity.

In summary, the Aprilaire 3310, 3410, and 3210 humidifiers cater to different home sizes and needs while embodying advanced humidity control technologies. They enhance indoor air quality and comfort, making them integral components of a healthy home environment.
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