American Standard AC Red Light Blinking – Why And What To Do?

American Standard AC Red Light Blinking – Why And What To Do?

American Standard air conditioners have been on the market for over a century. It is affordably priced and appropriate for many American homes. But does your air conditioner’s blinking red light indicate a problem? We investigated this matter and have provided the answers below.

An error code blinks multiple times on US standard alternating current indicates a specific problem. Pay attention to the three blink codes listed below:

2 Flashing Codes As A Result Of The Stove Blowing Cold Air:

  • Faulty control lamp
  • A faulty flame detector
  • Obstructed air filter
  • Inadequate gas supply
  • Condensate line clog
  • Clogged Vents
  • Wrong thermostat setting

3 Flash Codes As A Result Of Insufficient Airflow:

  • Failure of an inductor
  • Blocked vent pipe
  • A leaking pressure switch hose
  • Faulty pressure switch

22 Flash Error Code Caused By Flame Not Lighting:

  • A clogged or faulty ignitor

What exactly do these blink codes mean? Continue reading to learn about the problem behind each code and the solutions for each situation.

Also check: Why Is My Furnace So Loud And How Do I Fix It?

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What Causes The American Standard AC Red Light To Blink?

If the red light on your Air Conditioner is constantly blinking, it is working properly. If something is wrong, if your blink pattern deviates from normal, Standard AC has several types of error code flash. Each is indicated by the frequency of red blinks and the nature of the problem. So, how do you figure out what happens when your air conditioner flashes?

Let’s take a look at these issues and how to solve them.

Flash Error Code 2:

If your air conditioner’s red light flashes twice, it means it’s blowing cool air. There are several causes for this problem:

Faulty Control Lamp:

The check engine light may occasionally illuminate, which is usually not a cause for concern. Air bursts, gas cuts, or a temporary lack of gas can cause problems.

A Faulty Flame Detector:

To complete the heating cycle, pilotless air conditioners use Flame Detectors. However, after the air conditioner is turned off, visible dust, dirt, and grime can accumulate on the detector or sensor. Cold air will be blown out of the device in that case. However, cleaning the detector and restarting the heating system can resolve this issue.

Air Filter Clog:

Dirt, dust, or grime can accumulate on your air filter and restrict airflow from your air conditioner, causing the heater to overheat and shut down. To get warm air flowing again, the air filter should be replaced.

Inadequate Gas Supply:

If the device cannot generate heat because the gas line gas supply is insufficient, the fan will continue to run and produce cool air. This is the most common problem that HVAC technicians solve.

Condensate Line Clog:

Water is drained from some air conditioners via the condensate line. Water may flow back into the machine if these lines become clogged. To avoid this problem, turn off the overflow kill switch. This is easily fixed by removing the line obstruction.

Clogged Vents:

Cold air can enter the duct system through holes and cracks. If your air conditioner is turned on, warm air will escape through the vents. This is fixable by caulking the channel.

Incorrect Thermostat Configuration:

When your thermostat is turned on, the blower will run continuously. Even when it is not heating, your machine produces cold air. This is easily fixed by setting it to AUTO, which means it will only run when the furnace is heating.

Three Error Codes in Flash:

This is the most commonly encountered error code. If it flashes three times, the air conditioner isn’t getting enough air. This is the case. This is due to the following issues.

Ductor:

The air conditioner quickly begins to warm up. The induction motor of the train starts to rotate, supplying constant oxygen to the burners. It also removes carbon monoxide from the stove’s interior vents as it heats.

When everything is working properly, you should be able to feel air flowing through the heat exchanger. If there is no air coming out, the motor may be broken.

If the inducer fails, a pressure switch shuts down the oven. This safeguards your home by preventing exhaust fumes from entering your system. A knocking sound or vibration indicates that the inducer is malfunctioning.

A faulty induction motor can be repaired or replaced, but this professional is best suited to handle this issue.

Vent Tube Clog:

The oven will not heat up if the vent pipe is clogged. Birds and rodents have made nests in the vents, which can clog them. Other causes include leaves, dirt, grime, and rust. Snow can also obstruct vents.

Incomplete combustion will result from a clogged vent tube. The burner is not receiving enough oxygen to burn the fuel completely. Furthermore, clogged vents do not keep carbon monoxide from entering your home.

Both scenarios are hazardous because they can result in carbon monoxide poisoning at home. Remove anything that is obstructing the vents to resolve this issue. If the damaged part is corroded by rust or the like, replace it.

Pressure Switch Hose Damage:

The pressure switch hose connects the oven pressure switch to the exhaust. A pressure switch detects the hose pressure level. As a result, if the pressure switch is damaged, it will remain open to prevent the oven from heating up. As a result, it should be replaced. A disconnected hose may be the source of the problem in some cases. When I reconnect, everything normally works again.

Also check: Carrier Furnace Ignition Lockout – What to Do?

Pressure Switch Failure:

The pressure switch itself could be defective and obstruct airflow. The switch may fail due to wear and dirt, and dust accumulation.

It can also be caused by a cracked or hardened membrane, which prevents the switch’s sensor from working. The damaged switch should ideally be replaced, which is a relatively simple task. You can replace it if you have enough confidence and skill. Otherwise, it is always preferable to have such work done professionally.

Flash Error Code 22:

You can try resetting it by turning it off and then back on. You may have a problem with the ignition coil if that doesn’t work. If the A/C flame does not ignite, the igniter or sensor may be faulty or dirty. This is a fairly common issue with ovens. Sensors are usually fouled by carbon deposits, which must be cleaned to work again. However, if it breaks, replace it.

What to Do When You See the Red Light Blinking?

Check the Air Filter:

To begin, inspect and replace your air filter. A clean and unblocked filter improves airflow and minimizes system strain.

Examine the Thermostat:

Check that your thermostat is set to the desired temperature and in good functioning order. Resetting it might occasionally help to overcome communication problems.

Check the Electrical Connections:

Check the cables and connections within your AC unit if you’re comfortable with electrical work. Check for any loose wires or damaged components. If you are unsure, it is better to seek professional assistance.

Resolve Refrigeration Leaks:

If you suspect a refrigerant leak, you must immediately contact a qualified HVAC expert. They can identify the problem, repair the leak, and recharge the refrigerant to proper levels.

Maintenance Schedule:

Schedule regular maintenance for your American Standard AC unit to avoid future problems. Professional maintenance can discover and address possible issues before they cause a blinking red light.

Do You Need Your Standard American Air Conditioner Repaired Or Replaced?

It’s critical to consider your options when deciding whether to replace or repair your air conditioner. You should think about the following factors:

When your air conditioner reaches the end of its useful life, it may be more cost-effective to replace it.

  • If your system is not performing optimally, you may need to replace it. Avoid exorbitant energy costs.
  • If your warranty is still valid, you may be able to get some parts or air conditioners replaced for free. Otherwise, repair may be more cost-effective.
  • Think about what produces the highest returns; repairing or replacing.
  • An air conditioner that fails frequently may not be worth repairing. A trade might make more economic sense.

Conclusion:

An American Standard AC with a blinking red light indicates a problem. The number of flashes represents a specific issue or error code. In addition to properly maintaining your air conditioner, it is critical to consider your options before repairing or replacing it carefully.

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About Author

Gulzar Abid

Gulzar Abid

Gulzar Abid is a passionate entrepreneur with a thirst for knowledge and yearns to help empower people to initiate their journey of growth and success. Chief Executive Officer K2 Groups Chief Executive Officer K2 Heating & Air Conditioning

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