In Case Of Power Failure

The Model 8552 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 30 minutes 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.

After a period of 30 minutes 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.

Cleaning

If the surface of the thermostat becomes dirty it can be cleaned with plain water or many non-abrasive household cleaners, such as glass cleaner. When using any cleaner be careful not to get any into the interior of the thermostat. Do not spray any cleaner directly onto the thermostat. Spray the cleaner onto a soft cloth and wipe the surface of the thermostat.

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Aprilaire 8552 owner manual Case Of Power Failure, Cleaning
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8552 specifications

The Aprilaire 8552 is a sophisticated, high-efficiency humidistat designed for homeowners seeking an ideal indoor climate. As a product of Aprilaire's long-standing legacy in home comfort solutions, the 8552 blends technology and user-friendly features to enhance air quality and maintain optimal humidity levels.

One of the standout features of the Aprilaire 8552 is its precise humidity control. This advanced humidistat uses digital technology to accurately measure the indoor relative humidity and automatically adjust output to maintain a pre-set level. The user can easily set their desired humidity percentage, ensuring a balanced environment that promotes comfort and protects home furnishings from the damaging effects of excess moisture or dryness.

The 8552 also incorporates a clear, easy-to-read display that provides real-time feedback on the current humidity levels and the set preferences. This visual interface allows users to monitor their indoor conditions at a glance, making it straightforward to adjust settings according to seasonal changes or personal comfort needs.

Another key characteristic of the Aprilaire 8552 is its compatibility with various central heating and cooling systems, making it a versatile choice for a multitude of homes. Whether a homeowner has a forced air system, hydronic (hot water), or other types of HVAC systems, the 8552 can seamlessly integrate and enhance overall efficiency.

Moreover, the Aprilaire 8552 is equipped with advanced algorithms that optimize energy efficiency. By accurately predicting when to activate humidification, it minimizes energy consumption and reduces utility costs. The unit also features an intuitive programming system that allows users to create tailored schedules based on their needs. For instance, families can set different humidity levels for daytime and nighttime or even specific days of the week.

The robust construction of the Aprilaire 8552 ensures durability and longevity, positioning it as a reliable investment in maintaining indoor air quality. Additionally, Aprilaire backs this model with excellent customer support and a solid warranty, which speaks volumes about their commitment to customer satisfaction.

In conclusion, the Aprilaire 8552 is an essential tool for any homeowner looking to improve their indoor air quality. Its advanced technology, user-friendly interface, and compatibility with various HVAC systems make it a top choice for achieving optimal humidity levels throughout the year. With the Aprilaire 8552, homeowners can enjoy a comfortable and healthy living environment, free from the frustrations of imbalanced moisture levels.
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