Window mounted air conditioners are low-cost devices that will cool a space when it becomes hot. They are popular since they cost less than most other heating and cooling equipment types, such as standard whole-house units. Like any equipment, maintenance, and care must be given to a window unit for it to operate properly and… Read More »
If you have a room with no windows that needs cooling, several types of air conditioners can be used. A good way to cool a room with no windows is to use a portable air conditioner which can cool the space down. Keep in mind that extending the existing HVAC system or installing a mini-split… Read More »
Mini split units are nice to have for heating or cooling and are low-cost to operate. While they work very well, periodic maintenance is necessary to keep them operating correctly. Cleaning the inside wall unit evaporator coil is one of those requirements to keep the unit working properly. How Often Should a Mini Split Be… Read More »
As an air conditioning unit ages, it can start to make rattling or buzzing sounds that can be distracting. A rattling or buzzing air conditioner unit is no doubt very annoying and can be fixed to operate more quietly. While calling an HVAC technician is always recommended, there are some things that the DIYer can… Read More »
A loud portable air conditioner unit can be a distraction in many ways. One of the problems with portable units is all the main components are combined into one package. Standard central air most homes have separate the components outside so that a unit can run quieter than a portable model. Keep in mind there… Read More »
If you have a Daikin mini split that is not working, the fault codes can be pulled using the remote control. A flashing green light often appears on a Daikin unit when there is a problem. The remote control Cancel button is used to pull the code from the unit. Once the code is known,… Read More »
A noisy, loud air conditioner or heat pump unit can be an annoyance, especially when sleeping or watching TV. HVAC calls for a noisy outside condenser is a common problem sometimes with complaints from neighbors with a room close to the unit. Not all heat pumps are made the same when it comes to how… Read More »
The HVAC EPA 608 exam is not difficult to pass but does require studying to be prepared. Taking practice tests and memorizing questions is the best way to pass the EPA 608 test. The test is made up of the Core, Type I, Type II, and Type III. The core must be taken and given… Read More »
Tin snips, also called aviation snips (though they are different), are the best hand tools available for cutting sheet metal. What is the Difference Between Yellow, Red, and Green Tin Snips? Red handle cuts left Green cuts right Yellow cuts straight The handles on tin snips are red, yellow, or green, which is not for… Read More »
Having a good multimeter when working in the HVAC field is a must-have tool. Basic meters can read AC and DC voltages with a few other features but an HVAC meter needs to do much more. For example, an Amp Clamp to quickly read amps that are being pulled by a motor or compressor is… Read More »