5 Common Problems With Nest Thermostats - A Quick Guide!

No doubt, when it comes to a smart thermostats, the first brand that comes into our mind is Nest Thermostat. Nest devices are reliable, optimum, and long-lasting. However, just like with any technical device, it can also have a few technical problems.

It’s not just about Nest thermostat but, almost every technical product has certain problems. But, since, thermostats are an important part of our home that regulates the whole HVAC, it’s important to understand the common problems associated with it & their fixes.

This post mainly talks about the common problems with the nest thermostats and how someone can fix them.

So, without wasting any more moments, let’s start!

1: An Issue with Battery Life

Sometimes, you’ll notice that your Nest thermostat would show a low battery. In this scenario, you’ll either keep getting a low battery message or red blinking light even if the battery is just charged. This simply means that the thermostat is unable to connect with the wifi or it causes the HVAC system to stop working.

Make sure the internet in your home is reliable. If you observe an internet issue, resetting a router may help you. If everything is cross-checked and nothing suspicious is found at your end, recharge your next thermostat battery or change it.

2: Rh Wires Disconnected from Power

Often, your Nest thermostat would should an E74 error message. It simply means that your Nest thermostat is unable to draw power from the socket. It could be due to a power outage in your area or your HVAC just restarted or you may have a faulty fuse in the air handler. In this case, your Nest thermostat won’t cool to the optimum temperature.

In this case, all you can do is cross-check every single wire to fix it. Try replacing the fuse to get the power back. If it doesn’t work, Rc and Rh wire if they are connected poorly.

3: Wifi Connectivity Issue

If you have been using Nest thermostat, you must have noticed a wifi connectivity problem. Sometimes, it would be very hard to connect with the wifi to your nest thermostat. The main reason could be a low battery or a power outage.

In this case, make sure you’ve fully charged Nest thermostat. In case it is not, charge it fully. If it doesn’t work, check your nest app if air conditioner system is down. And, if you haven’t installed the C wire yet, I would suggest installing it.

4: Nest Showing Delay Message

Your nest thermostat would show a delay message only if your thermostat is underpowered or a problem with the common wire. C wire or a common wire is basically a main that helps your thermostat to withdraw electric power to continuously charge. Any issue with the C wire can force your nest thermostat to show a delay message.

5: A Blinking Red Light

Often times, your Nest thermostat flashes red light. And, that basically means your nest thermostat is unable to connect to the internet. There could be many possible reasons why your thermostat isn’t connecting to wifi. The common one can be the culprit router itself.

A slow internet connection or internet outage can let your Nest thermostat to blink red light. All you can do is to fix the internet issue.

Conclusion

Finally, I would conclude this guide here only. In this post, we mainly talked about the various problems associated with the nest thermostat. In summary, common problems are Battery issues, wiring issues, wifi connectivity issues, delay messages, and red lights.