DX Coil Operating Temperature The normal DX coil operating temperature will be affected by the air passing across it. The air passing across the coil will have an inlet and an outlet temperature. The inlet air is the return air and can also be referred to as the entering air temperature (EAT). The outlet air … Read more

Electrical Operating Sequence    The power circuit is the first to be examined, because power must be available to operate the loads.         For a refrigeration system with an air-cooled condenser, the three principal loads that must be energized are:                1- The compressor motor                2- The condenser fan motor                3- The evaporator … Read more

Air System Problems The primary problem that can occur in an air system is the reduction in airflow.             1- Air-handling systems do not suddenly increase in capacity.             2- On the other hand, the refrigeration system does not suddenly increase in heat-transfer ability. To troubleshoot, first remove the panel to access the direct expansion … Read more

Duct Sealing The largest loss of efficiency in a ducted air system comes from air leaks. The biggest leak source in many older systems is found when building cavities are used for return air. The largest sources of leaks are around plenums and takeoffs. The use of garden-variety duct tape with no mastic is the … Read more

Duct Materials The most common types of air ductwork are: Galvanized-steel sheet metal: Comes in large, flat sheets Common sizes are 4 ft wide and 8–10 ft long Offers the least amount of resistance to airflow The thickness of the metal is called its gauge Spiral metal: Made from long strips of narrow metal and … Read more

We will give you tips in this  article  to unfreezing your ac system and for keeping it running at ideal productivity. It’s not unexpected accepted that ac systems run best when they keep up with cooler temperatures. Be that as it may, this isn’t really the situation. At the point when the temperature around or … Read more

Short cycling is something individuals discuss frequently, and it’s likewise something that we continually ward against. It’s an issue, yet when proceeded why it’s an issue, many individuals don’t have the response. That is fine! We’re not anticipating that anybody should be an air conditioning expert, particularly with how much preparation is expected to get … Read more

Is getting your AC overhauled every year worth the expense? Some could track down it another pointless cost, however having your cooling unit overhauled no less than once each year is a fundamental piece of keeping it running at maximized operation. Ordinary check-ups assist with forestalling breakdowns and ensure you have the most amazing cooling … Read more