Contactors and relays are used in almost all heating, cooling, and refrigeration equipment for the operation of loads in the system. They are both similar in operation since both contain a coil that opens or closes the contacts. A Contactor is larger and capable of carrying more amperage than a relay. When testing same procedures… Read More »
A bad condensing fan motor is a common problem since it is constantly working and exposed outside to the weather. The condensing fan motor is located on the outside unit under a circular grate with 5-10 screws holding it in place. It is there to blow hot and cold air away from the condenser depending… Read More »
An air conditioning compressor is the heart of an A/C unit and can be a real problem if not working. There are many things that can cause a compressor to stop working. Below is a list of some common issues to look for when troubleshooting a unit that will not start. 5 Reasons an Air… Read More »
UV lights are a great option for an HVAC system to kill off mold, mildew, and airborne viruses. This makes them ideal in many scenarios for keeping the air cleaner and safer to breathe. What Are HVAC UV Lights? HVAC UV Lights are bulbs that radiate UV light that kills mold, mildew, and airborne viruses.… Read More »
Tin snips, also called aviation snips (though they are different), are the best hand tools available for cutting sheet metal. The handles on tin snips are red, yellow, or green, which is not for cosmetic reasons and indicates which direction they will cut. A red handle cuts left, while green cuts right, and yellow is… Read More »
Starting out in HVAC can be hard, from finding that first job to buying all the tools you will need. Many heating and cooling tools are not cheap, and buying them all at one time can be a big investment. Below is a list of tools an HVAC tech or installer will need. Only the… Read More »
During the winter, many bathrooms are not as warm as they could be. Often space heaters are used in a bathroom to heat a space while getting ready for the day. While space heaters will work in a pinch, they can get in the way and, depending on where they are placed, may be a… Read More »
Keeping a garage warm, or at least warmer, is ideal when working during the winter. One of the problems with many garages is they lack a 220-volt outlet to run a heavy duty-heater. 220-volts is ideal for getting the high amps needed to run a commercial-style electric heater. With that said, there are many 120-volt… Read More »
Getting the right size window air conditioner for a room is necessary; otherwise, it may not cool the room completely. If a unit is too small, it will not cool the room, and a unit will run constantly. If a unit is too big for a room, it will quickly cool a room and shut… Read More »
Mini split heat pumps are one of the best ways to heat and cool a space, and when combined in a kit, they make for the perfect do-it-yourself option. Mini split systems are smaller than traditional home HVAC units and work well in many scenarios, from heating and cooling a home addition to a garage.… Read More »