As an HVAC tech, I get many calls on furnaces that do not work with a wide variety of problems. One of the top problems and preventable is a dirty air filter which can cause many furnace issues. A common issue is a dirty filter block the airflow into the furnace, which causes it to… Read More »
If your furnace needs a new control board, the average cost for an HVAC technician to install it is $400-$ If you are a home DIY type of person, furnace control boards can be bought online for $50-$250 dollars depending on the furnace. Doing it yourself is very tempting so let’s look at a few… Read More »
If the high limit switch in your furnace keeps tripping, the main cause is a lack of airflow. When the air can not flow through the furnace, it heats up and trips the limits switch off. Why Does the High Limit Switch Shut Off the Furnace? The high limit switch is a safety feature, so… Read More »
Testing the furnace limit switch by bypassing it is common to see if it has gone bad. A furnace should only be run for a short while to test the switch. The furnace limit switch helps protect the heat exchanger from becoming too hot and cracking. If the heat exchanger cracks, it can let noxious… Read More »
Furnace thermostat wiring falls in the DIY category that a handy type person can hook up or fix. Of course, if in doubt, be sure to call a professional. When working with a thermostat, the cover can be snapped off to expose the wiring. Before doing any work on the thermostat and wiring, take a… Read More »
What is a Fan Limit Switch? A furnace has two switches a fan limit switch and a high limit switch; these switches can be separate or in one package called a combination switch. High limit switch A high limit control switch will turn off the gas to a furnace if the temperature becomes too high.… 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 »
Mini-Split Heat Pump units are a great way to heat and cool a garage since they are small and are low-cost to operate. They can be installed by an HVAC company or by a handy Do-It-Yourself type person. DIY mini-split kits have become very popular since they can be installed by a homeowner and are… Read More »
A video is at the bottom of the page for a visual walk-through if needed. Vacuuming down a mini split system is necessary before releasing the refrigerant. It also is the main way a unit is tested for leaks. The process is not difficult and easy enough for a DIYer with the right tools. Tools… Read More »
Pioneer makes several mini-split units, with the 12,000 BTU unit being one of them. The Pioneer Company is a relatively new name to air conditioning systems and is known for making inexpensive products that compete with big-name brand companies. Besides the 12000 BTU units, they also make smaller and larger units, 9,000-36,000 BTU. 12,000 BTU… Read More »