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What You Need To Know About The Solid Orange Light On A Carrier Furnace?

What You Need To Know About The Solid Orange Light On A Carrier Furnace?

One essential equipment in your home is a Carrier furnace. It is advantageous to control the right amount of heat in your home, particularly during the winter. It’s an excellent habit to develop to keep it in top condition throughout the winter.

Carrier furnaces are not immune from problems or damage, though, just like any other appliances in your house. What could be wrong, just like when it produces solid orange light? No more worries! Please read the response below; we have this covered.

Typically, a buildup of dirt on your Carrier furnace’s burners may be the cause of its solid orange glow. It prevents the furnace supply gas from getting to your burners as a result.

What Indicates That A Carrier Furnace Is Failing?

How Can A Carrier Furnace Be Reset?

If a furnace is not operating or is having difficulties keeping a house warm, it is critical to search for warning signs. While some of these indications are difficult to spot during a routine furnace inspection, the majority of them are.

The following are the most typical indications that your furnace has a problem:

Furnace Age
As it ages, your furnace unit is more likely to malfunction. Before moving into a new home, it’s a good habit to find out the furnace’s age and whether it’s recently had maintenance.

If you don’t, dust and other small particles will circulate around your home in the airflow. Additionally, the annual fuel utilization efficiency of older furnace systems ranges from 56% to 70%. (AFUE).

Modern furnaces, on the other hand, can use all of their fuel efficiency for your home and reach AFUE levels of up to 98.5%.

Unreliable Pilot Light
For your house to become significantly warmer, your furnace needs a heat source.

A functioning pilot light is required for your burners to ignite if your furnace uses gas since a burner is needed to produce heat.

Thermostat Malfunction And Short Cycling
A damaged thermostat is one of the potential causes of a furnace short-cycling.

When the furnace doesn’t complete the entire heating cycle, this happens. Instead, it stops running the furnace and then starts up again shortly.

Even worse, your furnace won’t switch on. If not, it will keep running. If the thermostat loses one of its multiple connections to your furnace or the air handler, either of these problems could happen.

Ineffective Heating
The main purpose of a furnace is to heat your home. If you notice that your furnace isn’t functioning properly, it’s time to arrange for a repair. For a number of reasons, your furnace might not be producing enough heat.

It includes things like a clogged blower motor, a dirty air filter, and even blocked air ducts. Every 60 to 90 days, you should change the furnace filter.

Using Up More Energy
An unusually high energy bill could be an indication that your furnace is losing efficiency as the weather becomes colder. Your furnace is to responsible for the majority of your energy spikes if your usage is significantly more than it was during the previous season.

Cycles Of Uneven Heating
To maintain the correct temperature while operating properly, your furnace should run at regular heating cycles. If you see it turning on and off more frequently or running nonstop, there might be an issue.

Unusual Sound
There will be some noise from your furnace, which is great and typical, but if you start to notice anything out of the ordinary, it might be a warning sign.

Several instances include loud bumps, bangs, whistling, grinding, screeching, and shrieking.

Strange Smell
Due to latent dust particles, it’s usual for a furnace to have a faint odor when running for the first time in the season. A scent that lingers for more than a day should cause concern.

For instance, a persistent metallic or burned rubber-like smell could be a sign that your furnace needs to be repaired. The best course of action for diagnosing the furnace’s problem is to consult an expert.

How To Troubleshoot A Carrier Furnace?

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Since gas and propane furnaces are so prevalent in American homes, we shall concentrate on them. To evaluate the following Carrier furnace problems, follow this troubleshooting guide:

  • Be sure to set the thermostat to HEAT mode and at least 70 degrees in the thermal setting.
  • Make sure the breaker switch or fuse panel for the furnace is in the ON position by carefully inspecting it.
  • You should put the fan switch to ON and, if necessary, check the settings.
  • Check your furnace’s USS switch and turn it to ON if it’s still not producing enough heat.
  • Replace the air filter in your furnace.
  • Make sure the grilles for the furnace’s return air are not dirty. If not, you can vacuum up any dirt that has accumulated inside.
  • Reattach the air return grilles after cleaning them in the direction that the air should depart.
  • Make sure the furnace is blowing air properly by carefully inspecting the supply air registers.

What A Carrier Furnace Error Code Means

Depending on the model, the Carrier furnace trouble codes are different. After all, the majority of commonly known furnace brands use flashing lights to communicate system problem codes.

Knowing what fault code is flashing can be easily determined by watching the LED light. Another way to determine the furnace fault code is to watch how it blinks.

As a guide, take note of the flashes’ duration and frequency.

For more information on each light combination, you should also consult your installation manual.

Error Codes 1-1 Flashes
When the 115VAC or 24VAC power to the control is turned off, this code will appear. Additionally, the status codes in the system will be deleted 48 hours after each issue has been fixed.

Error Codes 1-2 Flashes
If the furnace is turned on while a request for heat is being made, a safety warning function informs you that the blower needs to run for roughly 90 seconds.

Error Codes 1-3 Flashes
a lockout of the flame roll-out or limit switches. After the control, this will be gone and it will automatically reset for about three hours.

Error Codes 1-4 Flashes
a sign that the lockout mode of your ignition system is active. Once again, after the system resets the furnace, this will be fixed in three hours.

Error Codes 2-1 Flashes
If this message appears, it only indicates that your gas furnace heating system is locked out. By ensuring that either its gas valve is wired properly or that its control is in working order, you can stop this error from manifesting.

NOTICE: You can figure out these error codes on your own. However, speaking with a specialist will enable you to pinpoint the source of these issues.

The Carrier Furnace’s Reset Button

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The location of your furnace’s reset button depends on its brand and type. If your property has both central heating and air, you should be able to find the reset button on the blower motor of the appliance.

The reset button typically comes in red or yellow to stand out and be simple to recognize.

How Can A Carrier Furnace Be Reset?

To test if the system can be effectively restored, try resetting your Carrier furnace. For issues like ignition lockout, the Carrier furnace can often be reset.

Following these simple procedures will correctly reset your Carrier furnace:

  • Turn off your thermostat to stop it from turning on while your furnace is demanding heat.
  • Unplug your furnace from the electrical outlet or turn OFF the furnace breaker.
  • Give the furnace system around 30 seconds to process everything.
  • Reconnect the furnace to the outlet or turn on the breaker’s power supply.
  • Turn the thermostat on.


Finding out what is causing the steady orange light coming from your Carrier furnace will help you keep it from experiencing any major issues. Additionally, it’s a good idea to restart the Carrier furnace anytime it detects a problem.

We’ve discussed the few signs that your furnace is acting abnormally throughout this post. When a specific problem with the furnace arises, you know how to fix it.

We are now able to leave knowing that you can better take care of your Carrier furnace because we have provided you with all of this important information.

What You Need To Know About The Solid Orange Light On A Carrier Furnace?

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Written by HVAC Contributor

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