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Clark Heating and Cooling blog

Clark Heat and Cool is a Phoenix, Arizona based HVAC specialty service company and this blog is to help keep their client, and prospective clients, up to date with changes in the HVAC industry.

Thermostatic Expansion Valve (TXV)

  This twisty part which is found in an A/C unit regulates the refrigerant flow for the indoor coil.  It is called a thermostatic expansion valve, or TXV, for short.  The TXV makes sure the A/C unit maintains maximum efficiency by allowing only a certain amount of refrigerant to flow into the evaporator. This control over the flow of refrigerant is...

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Run Capacitor: Not Quite The Flux Capacitor

Ok, so this round canister-looking part in the picture is not actually a flux capacitor, and it can’t help you time-travel, but it really is called a run capacitor.  The run capacitor plays a very important role in how well the air conditioner runs. What a Run Capacitor Does A run capacitor's function is to start compressors and motors and keep them...

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22 Point Inspection: We Check It All Out

At Clark Heating & Cooling, we always emphasize the importance of routine maintenance to keep your air conditioner in top shape.  Are you curious about what exactly goes into our routine maintenance checks?  We perform a detailed 22 point inspection, making sure everything is working properly. Here are the items we check in our 22 point inspection * Freon levels per...

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Holy Cow! I full well expected  any company that came out for a tune up was just going to tell me to give up on my unit and give them 10k for a...
Liberty Bratt
Phenomenal company and fantastic customer service. The repairmen were knowledgeable, polite and respectful. I will be recommending Clark Heating and...
Patricia Jackson
Dave was very professional presenting my options with a new heat Pump combo system. He helped me understand the difference between a 1 stage a 2...
Bruce L
A wonderful company! My AC went out the day after our 118 degree day. On that Saturday it was 114 degrees. I looked online for companies with good...
Ruth Ann Hunsinger