If you have a Trane TAM9 heat pump and a ComfortLink II XL 1050 thermostat, you may have experienced some issues with your system, such…

Humidity sensors are devices that measure the amount of water vapor in the air. They are essential for maintaining indoor air quality and comfort, especially…

Oil burner draft is the vacuum or suction that exists inside most oil heating systems. It is essential for the proper burning of oil and…

Beckett boilers are oil-fired heating systems that provide hot water or steam for your home. They are efficient, reliable, and easy to maintain, but like…

One of the most important components of an HVAC system is the fan motor, which circulates the air through the system. Fan motors can be…

One of the most important components of an HVAC system is the compressor. The compressor is a device that increases the pressure and temperature of…

Pure water is a rare commodity. Water, as we know it, contains many dissolved minerals. When evaporation occurs in a cooling tower, only the water…

Many servicemen experience service calls where the compressor has both a low head pressure and a high suction pressure. Often, the refrigeration equipment is still…

Megohmmeters (meggers) are electrical meters used to check the resistance and condition of the motor windings and the condition of the refrigeration and oil environment…

Another similar scenario would be a refrigeration system containing air, as in Table 3. Air is a noncondensable and will get trapped in the top…