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In Case Of Power Failure

The Model 8553 thermostat does not require a battery. If the power goes out the letters “AC” appear on the display indicating power is not being supplied to the thermostat. “AC” will remain on the display for up to approximately 1 hour after the power goes out. During the period that the power is off, the heating/cooling system will not operate.

This thermostat is equipped with a continuous memory feature which does not require any battery. The thermostat will never lose what has been programmed regardless of the length of the power outage. If the thermostat has been set to “Hold” a particular temperature and the power fails, the thermostat will maintain the hold temperature when the power is restored.

After a period of 1 hour without power the clock will need to be reset. The clock will default to 12:00 AM. Refer to the Programming Instructions to reset the clock.

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Aprilaire 8553 owner manual Case Of Power Failure

8553 specifications

The Aprilaire 8553 is an advanced and efficient air filter designed for residential use, specifically tailored to enhance indoor air quality. Known for its high-performance filtration capabilities, the Aprilaire 8553 filters out a wide range of airborne pollutants, including dust, pollen, pet dander, mold spores, and other allergies-triggering particles. This model is compatible with various Aprilaire air purifiers, making it an adaptable choice for different home environments.

One of the standout features of the Aprilaire 8553 is its exceptional MERV 13 rating. This rating signifies that it captures particles as small as 0.3 microns with an efficiency of over 90%. This means that homeowners can enjoy cleaner air, ultimately leading to improved health and comfort. The filter is specifically engineered to reduce airborne allergens, making it an excellent choice for allergy sufferers and those with respiratory conditions.

The filter also benefits from Aprilaire's unique "dust-collector" technology, which employs a series of pleated folds to increase surface area. This design not only enhances the filter's efficiency but also prolongs its lifespan. Users will find that the Aprilaire 8553 can last up to 12 months under normal usage conditions, minimizing the need for frequent replacements and ultimately reducing maintenance costs.

Another important characteristic of the Aprilaire 8553 is its compatibility with the Aprilaire whole-home air purification systems. This allows users to enjoy enhanced filtration throughout their entire home, rather than relying solely on standalone units. Moreover, the filter's easy installation process makes it accessible for homeowners, enabling quick replacements without the need for professional assistance.

In terms of construction, the Aprilaire 8553 is built to withstand various environmental conditions. Its sturdy design ensures durability, providing reliable performance over time. Additionally, the filter is constructed without the use of glass fibers, making it a safer choice for indoor air environments, especially for families with children or pets.

In conclusion, the Aprilaire 8553 is a top-of-the-line air filter that combines cutting-edge technology with practical features to significantly improve indoor air quality. With its MERV 13 rating, long lifespan, and compatibility with various systems, it is an essential product for anyone looking to enhance the health and comfort of their living spaces.