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  2. HVAC control system - Wikipedia

    en.wikipedia.org/wiki/HVAC_control_system

    HVAC (Heating, Ventilation and Air Conditioning) equipment needs a control system to regulate the operation of a heating and/or air conditioning system. [1] Usually a sensing device is used to compare the actual state (e.g. temperature) with a target state. Then the control system draws a conclusion what action has to be taken (e.g. start the ...

  3. Testing, adjusting, balancing - Wikipedia

    en.wikipedia.org/wiki/Testing,_adjusting,_balancing

    In heating, ventilation, and air conditioning (HVAC), testing, adjusting and balancing (TAB) are the three major steps used to achieve proper operation of heating, ventilation, and air conditioning systems. TAB usually refers to commercial building construction and the specialized contractors who employ personnel that perform this service.

  4. Heating, ventilation, and air conditioning - Wikipedia

    en.wikipedia.org/wiki/Heating,_ventilation,_and...

    Heating, ventilation, and air conditioning (HVAC) is the use of various technologies to control the temperature, humidity, and purity of the air in an enclosed space. Its goal is to provide thermal comfort and acceptable indoor air quality .

  5. 5 things you should (and should not) do to make your AC unit ...

    www.aol.com/news/5-things-not-ac-unit-140622695.html

    Experts say to turn off your HVAC during lawncare to ensure grass clippings and debris don’t get sucked into the unit. 5 expert tips for making your air conditioning unit run better.

  6. Commissioning (construction) - Wikipedia

    en.wikipedia.org/wiki/Commissioning_(construction)

    These typically include heating, ventilating, air-conditioning and refrigeration (HVAC/R), electrical power, lighting, fire suppression and alarm, and security systems, etc. Building controls also have the ability to monitor and control systems to improve performance, conserve energy, conserve water, and control lighting. The greater control ...

  7. Should You Close Vents In Unused Rooms During Winter? An HVAC ...

    www.aol.com/lifestyle/close-vents-unused-rooms...

    HVAC systems are designed to maintain a specific and balanced airflow known as CFM, or cubic feet per minute, throughout a home. Closing vents can increase pressure in the ductwork, potentially ...

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