Author Archives: Aaron H. Benetti

About Aaron H. Benetti

Aaron H. Benetti has worked in the HVAC field since 1991. He began his career as an HVAC installer and later began doing troubleshooting and repairs. Around 2010, he began to write books on HVAC topics, mainly tutorials and how-to information. Currently, Aaron writes many articles and posts for websites as well as books and videos on HVAC topics.

How To Install 3 Ton Goodman Air Conditioner

Replacing and installing a Goodman air conditioner system is something that needs to be done once the old unit is worn out. Air conditioner units such as Goodman last many years but eventually will need to be replaced. For Goodman split systems, this includes replacing the outside condenser, evaporator-coil, and sometimes the Line-set. If you… Read More »

What is the Best Heater for a Basement?

Keeping a basement warm and dry can be a challenge at times, depending on how it is built and insulated. There are many ways to heat a basement and maintain a nice comfortable living space. This includes mini-split units, electric heaters, gas, kerosene, and more. With the many options, there is no one-size-fits-all unit. Electric… Read More »

Carrier Mini Split Error Codes List

If you have an error code on a Carrier mini split, the problem can be found by using a code chart. Carrier units will usually display the error code on the unit but can also use LED flashes to point to a problem. Below are the error codes for a Carrier mini split and their… Read More »

Causes and Fixes Samsung Mini Split E123 Error Code

E123 error code is an Indoor heat exchanger air temperature sensor error. Causes include a faulty air temperature sensor or heat exchanger sensor open/short. Poor connections or damaged wiring between the sensors and the control board will also cause issues. Extreme temperatures or humidity levels can affect the performance of the sensor, leading to errors… Read More »