Error codes for Carrier Furnace

Carrier Furnace is a brand of equipment from Carrier Residential Corporation. The company has been in the HVAC industry for many years and has been providing excellent products to the customers. The company is one of the leading manufacturers of heating and cooling equipment. The company has designed its furnaces for energy efficiency, safety, and durability. Some of the features that the company has designed into its furnaces are its auto-changeover system, digital temperature controls, and even its air clean filters. These features are the reason why the company is known as a leading manufacturer of heating and cooling equipment. It provides an excellent range of home heating and cooling products that will help you maintain the performance of your HVAC system without worrying about how to keep it running smoothly.

Carrier Furnace is one of the most reliable brands of furnaces that are available in the market. It has been selling more and more advanced furnaces every year. Today, it is one of the leading manufacturers of heating and cooling equipment for residential and commercial properties.

However, there are often some common issues that homeowners have with their Carrier Furnace that can lead to dangerous situations and even expensive repairs. The purpose of this article is to provide a comprehensive guide on how to identify these common issues so that you can be able to solve them quickly and effectively. Let’s check out some of the common problems and their possible solutions.

Quickly flash LED lights (OR, Rapid LED Flashing)

It is possible to reverse the voltage of lines. If two individuals are twinned, refer to the instructions for twinning kits.

Error Code 1-1

No previous codes. All your stored status codes are erased when power is interrupted.

Error Code 1-2

After turning on the power, the blower will be on. The blower should be running for 90 seconds if the unit is powered up while there is a call for heat.

Error Code 1-3

A limit switch or a flame roll-out switch that is locked out. Then the control panel will automatically reset after three hours. Reset the switch. You may also replace the fuse link.

Error Code 1-4

It is possible to disable ignition lockout. Then the control panel will automatically reset after three hours.

Error Code 2-1

Lockout of the gas heating system. Control won’t reset automatically. You can also check for a badly-wired gas valve or a defective control.

Error Code 2-2

Abnormal fire-proofing signal. A flame can be thrown when the gas valve is de-energized. Check that the valve is either leaky or stuck.

Error Code 2-3

The pressure switch did not open. Test for obstructions in the pressure tubing or a pressure switch that is stuck shut.

Error Code 2-4

The fuse for the secondary voltage is open. Check that there is a short circuit in the secondary voltage wiring.

Error Code 3-1

The pressure relief valves, the draft safeguard, the aux-limit switch, or the blocked vent switch were not shut and closed. But, downflow only. If it is opened for longer than 5 minutes, the inducer will be shut off for 15 minutes before retrying.

These are the things to look for: Low voltage for the inducer, proper vent sizing, defective inducer motor, defective blower motor or capacitor, defective pressure switch, limited vent, excessive wind, inadequate combustion air supply, or obstructed pressure tubing.

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