What should I know before replacing my central AC system?

Click here to learn how you might need more or less cooling and heating power based on changes in your home or workspace. 4. Do I want something more than “just cold air”? Click here to read about how improvements in comfort, energy costs and the environment can make you feel better and save you money.

Do you need to evacuate the a / C system before replacing the pressure switch?

Note: Typically, the A/C system does not need to be evacuated prior to removing the A/C pressure switch. This is because there is a schrader valve built into the switch mount. If you have any doubt as to the design of your system, consult the factory repair information before switch removal.

When do you need to replace the evaporator coil?

R-22 is so expensive, in fact, that most HVAC professionals would advise replacing the entire unit—not just the evaporator coil—if you have a refrigerant leak anywhere in the system. Want a professional to inspect your AC unit? Ask our Phoenix techs.

Which is the correct shape for an AC evaporator coil?

It may not sound like much of a difference, but your air conditioner functions in a very complex and complicated way to make this happen. Let’s take a closer look: As you can see from the above image, the AC evaporator coil is typically upright in an “A” frame shape.

Do you have to replace the whole HVAC system?

Replacement of Entire HVAC System. It is recommended when replacing one part of the system, whether the HVAC compressor or the air handler, to update both systems and, at a minimum, have the ductwork inspected in case it needs replacing.

How often does your AC turn on and off?

Depending on indoor and outdoor conditions, this could mean that your system turns on and off every 5 to 10 minutes. An air conditioner that is switching on and off repeatedly is bad for both homeowners and your AC system.

Is it worth repairing an AC compressor, or should I replace?

“Is It Worth Repairing an AC Compressor, or Should I Replace?” Here’s the thing—you can’t repair an air conditioner’s compressor if it breaks down. The compressor of your air conditioner is essentially the heart of the system, responsible for allowing the refrigerant process that even makes it possible for your cooling system to… well… cool.

When do you need to replace the whole AC unit?

You should replace the entire unit when…. Your AC is 8+ years (or older) Air conditioners last anywhere from 10 to 12 years. That said, if your AC is nearing 8 years old, replacing just the evaporator coil would be like putting a brand new engine into a dying car—it’s just not worth the money.

When to install an AC hard start kit?

You should consider installing a hard start kit if you find yourself in one of these scenarios: If your air conditioner is already hard starting, you should contact a professional ASAP to investigate the problem. “How do I know if my AC is hard starting?” You’ll know if you notice these 4 signs:

What to do if your AC is hard starting?

If you hear a stutter or clicking noise when you turn on your AC, and your AC doesn’t stay on for long, then those are signs your air conditioner is hard starting. Contact a Phoenix AC professional if your air conditioner/heat pump is hard starting. It could cause serious damage to your cooling system, so you should get it fixed ASAP.

How often do capacitors need to be replaced in AC systems?

All AC and heat pump capacitors fail eventually. Capacitors are one of the most common parts that need to be replaced on residential air conditioning systems. They typically provide several years of service, but you’ll need to replace them at least once if you keep the same air conditioner for more than ten years.

What should I know before replacing my central AC system?