AC Compressor Not Cycling: Causes & 3 Proven Solutions

AC compressor not cycling, what’s up with that? But hey, don’t sweat it yet! We’re here to help you understand what’s going on.

AC Compressor Not Cycling
Image by David Woo on Flickr

Is your AC compressor not cycling as it should? What are the signs that indicate this issue? Here are the main culprits.

AC Is Running Constantly

If your AC has turned into a workaholic and is running non-stop, chances are the compressor isn’t cycling off. This is akin to our marathon runner never taking a breather. It’s not good for the runner, and it’s certainly not good for your AC.

Inconsistent or No Cooling

Has your house turned into a tropical jungle, with heat and humidity levels soaring? Or maybe the cooling seems more like a roller coaster ride, up one moment, down the next? These could be signs of an AC compressor cycling problem.

Unusual Noises from the AC Unit

Noises that make you think there’s a small critter trapped in your AC unit? Yup, could be a cycling issue. The key here is ‘unusual’. Your AC is going to make some noise, but if it’s making a racket that’s outside the norm, you may have a problem.

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Common Reasons Why Your AC Compressor Isn’t Cycling

So what’s causing your AC compressor to act up? There can be several culprits.

Thermostat Issues

A faulty thermostat can mess up your AC’s cycling. Think of the thermostat as a sort of boss, telling the AC when to work and when to take a break. If the boss isn’t giving the right orders, well, the AC won’t know when to cycle.

Refrigerant Leak

If the refrigerant in your AC unit is leaking, it’s like letting the air out of a tire. It can’t function properly. A leak can cause your compressor to work overtime, leading to issues with cycling.

Dirty or Clogged Coils

Dirty or clogged coils can affect AC compressor cycling too. Imagine trying to breathe with a cloth over your mouth – not easy, right? Same for your AC. If the coils are clogged, the unit can’t ‘breathe’ properly, and this can affect its ability to cycle.

How to Fix an AC Compressor That’s Not Cycling

Alright, enough of the problem. Let’s talk solutions. What can you do if your AC compressor isn’t cycling?

Thermostat Troubleshooting

Check the boss, a.k.a your thermostat. It could be as simple as a wrong setting, or it might need a battery change. If the display is blank, you might have to replace it.

Inspecting for Refrigerant Leaks

Take a look around your AC unit for any signs of a refrigerant leak. You might see ice buildup or a pool of liquid. If you spot any of these signs, it’s time to call in a pro. Messing with refrigerant isn’t a DIY job.

Cleaning the Coils

If your coils are looking dirty or clogged, it’s time for a clean-up. A simple way to do this is to use a soft brush or a special AC coil cleaner, following the instructions on the label. But be gentle – you don’t want to damage the coils.

When to Seek Professional Help

Sometimes, DIY fixes just don’t cut it. If you’ve tried the above and your AC compressor is still not cycling, it might be time to call in a professional HVAC technician. They have the tools, the skills, and the experience to diagnose and fix the problem.

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