Category Archives: HVAC how to

Gas Furnace Sequence of Operation

There are different types of furnaces and manufacturers, but below are the most common steps for a furnace to go through from start to blowing out hot air. While most furnaces will follow the below sequences of steps, there may be variations in models and manufacturers. Gas Furnace Sequence of Operation The thermostat reaches a… Read More »

How Much Does It Cost to Replace Start Run Capacitor? 2024

The average cost to replace a Start Run capacitor by a technician is $150-$300. The average cost to replace a Start Run capacitor by a DIY person is $50-$75. The average cost of a Start Run capacitor is $15-$40. Start Run capacitors are necessary for HVAC air conditioners and heat pump systems to start motors.… Read More »

Reasons an Air Conditioner Compressor Will Not Start

An air conditioning compressor is the heart of an air conditioning unit and can be a real problem if not working. There are many things that can cause a compressor to stop working. Often the compressor is good, but another component has failed, which stops it from working properly. Below is a list of some… Read More »

Can You Become EPA 608 Certified Online?

Type I EPA 608 exam can be taken online Type II and Type III cannot be taken online and must be proctored. Check local laws as there may be additional requirements. If you need to get an EPA 608 certification to work with refrigerants, you may wonder if you can get certified online. This is… Read More »

How Much Does it Cost to Replace a TXV Valve (2024)

The average TXV replacement cost by an HVAC tech in 2024 is roughly $750-$1200. The cost to buy a TXV Valve in 2024 is roughly $50-$200. Prices can vary by location and time of year. If you have had the TXV valve replaced, let us know in the comments the cost. A TXV (Thermal Expansion… Read More »

How To Replace an HVAC Filter Drier on a Condenser

Replacing an HVAC filter drier is a common job when installing new components such as a new A-coil. A filter drier is a simple device, but the correct steps must be done during an installation. Mainly care needs to be taken not to damage the valves on the condenser, which can become damaged from heat… Read More »