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List of documents and departments affected by the change. The most important part of making a change is to see that all pertinent groups are notified and all documents updated. Approval of the change. As with the detail and assembly drawings, the changes must be approved only by those individuals that are authorized to approve such a document.
A two-stage air conditioner is designed to operate on high and low settings during different weather conditions and seasons. The high setting is used during extreme weather, and the low setting is used during moderate weather. This type of air conditioner produces a balanced temperature and is in use for a longer period of time.
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Part of A/C air conditioning system ACMS Aircraft condition monitoring system ACP Audio Control Panel ACR Avionic Communication Router ACS 1: Airman Certification Standards [4] FAA pilot testing ACS 2: Audio control system ACU 1: Air condition unit ACU 2: Alternator control unit [2] Protection from alternator over-voltage. AD Airworthiness ...
An air handler, or air handling unit (often abbreviated to AHU), is a device used to regulate and circulate air as part of a heating, ventilating, and air-conditioning system. [1] An air handler is usually a large metal box containing a blower , furnace or A/C elements, filter racks or chambers, sound attenuators , and dampers . [ 2 ]
The efficiency of air conditioners is often rated by the seasonal energy efficiency ratio (SEER), which is defined by the Air Conditioning, Heating and Refrigeration Institute in its 2008 standard AHRI 210/240, Performance Rating of Unitary Air-Conditioning and Air-Source Heat Pump Equipment. [61]
In the United States, the efficiency of air conditioners is often rated by the seasonal energy efficiency ratio (SEER) which is defined by the Air Conditioning, Heating, and Refrigeration Institute, a trade association, in its 2008 standard AHRI 210/240, Performance Rating of Unitary Air-Conditioning and Air-Source Heat Pump Equipment. [1]