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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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What our clients are saying

I called RKS at 7am when they opened. No answer, I left a message. I caled Clark at about 8:30am..they said they would come out around...
Louis C.
Great Company. I have them service my systems and they have added items to make my systems work better. Highly recommend them
Brian Gallegos
They are prompt, polite, and very knowledgeable! I would highly recommend them.
Stephanie Perrault
Ivan was very professional and helpful. I am sure he is an asset for your company. Waiting to hear from you. Thank you. Susie Y .
Susie Yasui