How To Set Honeywell Thermostat To Cool

Honeywell Thermostat Flashing "Cool On" Troubleshooting Guide

Are you experiencing the Honeywell thermostat cool on blinking trouble? If so, you're not solitary. This is a mutual air conditioning consequence. While this problem can exist a hassle to deal with, there are a few troubleshooting tips that tin solve the issue right away.



If you're dealing with the Honeywell thermostat absurd on flashing, continue reading to learn some troubleshooting steps.

What does it mean?

When your thermostat brandish says "Cool On," this is an operation mode that'due south controlled past your thermostat. When y'all see this cooling bulletin, it substantially means your Air conditioning unit is working to pump cool air into your home. Nonetheless, if you lot notice your Honeywell thermostat blinking absurd on for long periods of fourth dimension and y'all don't feel whatsoever cool air, in that location could be an effect on your hands.



On some occasions, this "Cool On" message may wink for but a short fourth dimension. If information technology stops flashing after v minutes and the cool air is restored, you have nothing to worry about. This characteristic is actually a safe measure that'southward built into the unit. It'southward intended to give your compressor about 5 minutes to burn down up the system components. You may also see this message if your AC unit of measurement loses power.

Troubleshooting Steps

If the v minutes passes upwards and you're not feeling whatever cool air from your vents, you may need to troubleshoot the problem.

You tin always call an HVAC technician to handle everything for you, but we recommend trying the following troubleshooting steps first:

Creepo thermostat downward to the lowest temperature

The first step is to determine if your organisation is cooling at all and if it tin can control information technology. To check this, turn down your thermostat to its coldest setting. After setting information technology to the minimum temp, double-check the mode is set to 'Cool.' Also, make sure the fan setting is prepare to 'Auto.' One time y'all've made the adjustments, await at to the lowest degree an hour until you lot feel cool air from your vents. If there'southward no improvement, proceed to the other troubleshooting steps.

Check the mode on your thermostat

On some occasions, a Honeywell thermostat tin can exist in the wrong setting. For instance, if there was a recent ability outage, this tin can cause your thermostat to switch to the 'Setup' fashion. This can pb to the dreadful Honeywell cool on flashing problem.



If you notice the system is in the 'Setup' mode, make the necessary change. You should also look at the time on your thermostat. If it's incorrect or not prepare at all, make sure to set the right time. By ensuring your system has the proper settings, the problem tin can disappear in a matter of minutes.

Modify the batteries if needed

Obviously, your thermostat needs healthy batteries to operate effectively. If the batteries are dying, your thermostat could be blinking the "Cool On" message. When your thermostat doesn't have plenty power, it won't be able to outset the cooling or heating process.

To properly check your batteries, look for the "Battery Low Indicator" message on the thermostat display. In one case you see this message, you usually have two months of power left on the device.

Make sure your Ac unit has power

In one case you've gone through the previous troubleshooting steps, it'southward time to make sure everything has power. After checking the batteries in your thermostat, head over to your indoor and outdoor unit of measurement to ensure they're powered up. Information technology's also a good thought to check connections, sockets, and power supplies. Brand sure everything is hooked upwards properly and receiving ability.



Information technology's also of import to mind for whatsoever unusual sounds. This could indicate a system problem. Another tip is to check the circuit breaker. You can switch the power on and off, which might assistance. Checking for a diddled fuse is some other arroyo y'all can accept.

Check air filter

A dirty or chock-full air filter tin result in a number of system problems. Furthermore, they can also drive up free energy bills and decrease the longevity of your AC unit of measurement. As a general rule of thumb, alter your air filter every three months. However, you may need to change it more oft if you have pets or allergies.

Examine Ac coils

Dirty air conditioning coils can also lead to a Honeywell thermostat blinking cool on. Just like your air filters, dingy coils can take a huge touch on your cooling comfort. But since coils are checked far less often than filters, this could be the source of the problem. Over time, your coils can easily attract tons of dirt, which restricts airflow. This can crusade many bug in the entire arrangement. That said, information technology's smart to inspect these coils and clean them if they announced dirty. You should too clean off whatsoever dirt or droppings on the fins in your system.

Reset the thermostat

When all else has failed, attempt resetting your thermostat. Just similar all machines and devices out there, sometimes a unproblematic reset can do the pull a fast one on. Even so, since resetting your thermostat wipes away all settings and programming, make sure you have that into account. To remember your desired settings, some homeowners write them down before the resetting process.



If you're still having no luck, phone call an HVAC professional. They have tons of feel with these organization issues, and they can peradventure set up the problem within minutes.

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Have questions, give us a call914-939-4350 or fill out the form and 1 of our specialists will exist in touch shortly.

Source: https://www.icsny.com/blog/honeywell-thermostat-blinking-cool-on-check-these-troubleshooting-tips

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