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BMS Controls Articles

Understanding HVAC Interior Units for Facilities Management

HVAC (Heating, Ventilation and Air Conditioning) systems are essential components of any building or facility, providing the necessary temperature and air quality for comfortable living and working. Within HVAC systems, the interior unit plays an important role. Understanding the key features and components of an interior unit is essential for any facilities manager looking to ensure the best performance of their HVAC system.

What is an HVAC Interior Unit?

An HVAC interior unit is the part of the HVAC system that is found inside the building, connected to vents and other components of the system. It is responsible for circulating air within the building, removing stale air and bringing in fresh air. It is also responsible for adjusting the temperature and maintaining the correct humidity level in the building. An interior unit is usually made up of a blower and a heat exchanger, which can be powered by electricity, gas or oil.

Components of an HVAC Interior Unit

The key components of an HVAC interior unit are the blower, the heat exchanger and the air filter. The blower is responsible for creating the airflow within the building, and for controlling the temperature and humidity levels. The heat exchanger is responsible for transferring heat from inside the building to the outside air, and vice-versa. The air filter is responsible for removing airborne particles and contaminants from the air, such as dust and pollen.

How an HVAC Interior Unit Works

An HVAC interior unit works by taking in outside air, passing it through the air filter to remove any contaminants, and then passing it through the heat exchanger to adjust the temperature and humidity levels. The air is then circulated around the building by the blower, before being exhausted back outside. The HVAC system is also capable of running in reverse, taking in outside air and warming it up before circulating it around the building.

Maintenance of an HVAC Interior Unit

Maintaining an HVAC interior unit is important for keeping the system running efficiently. The air filter should be replaced regularly, as a clogged filter will reduce the efficiency of the system. The heat exchanger should also be inspected regularly for signs of damage or corrosion. The blower should be checked for any obstructions, and the interior unit itself should be inspected for any signs of wear or damage.

Benefits of an HVAC Interior Unit

HVAC interior units provide a number of benefits for facilities managers. They are energy efficient, helping to lower energy costs, and they provide a consistent temperature and humidity level throughout the building. They also improve air quality, helping to reduce air pollution and allergens in the building.

Conclusion

An HVAC interior unit is an essential component of any HVAC system, and understanding the key features and components of an interior unit is essential for any facilities manager looking to ensure the best performance of their system. Proper maintenance and regular inspections are also important for keeping the system running efficiently and cost-effectively.