Frigidaire Room Air Conditioner LC Error Code

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What it means

The air conditioner detected a communication error between the indoor and outdoor units.

Try this first

Turn the air conditioner off.
Unplug the unit for up to 30 seconds.
Plug the unit back in.
Check whether LC returns.

Can I keep using it?⚠ Communication fault

Repair usually required?⚠ Service may be required

If the error keeps returning

If LC returns after the reset, Frigidaire recommends additional support.

Official source

Troubleshooting information verified against manufacturer support documentation.

View manufacturer support page →

Safety note:ApplianceSignal provides general troubleshooting information. Always follow the appliance manufacturer's safety instructions and disconnect power when required.

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Frigidaire Room Air Conditioner LC: Quick Answer

What it means: The air conditioner detected a communication error between the indoor and outdoor units.

First thing to check

Turn the air conditioner off.

Can I keep using it?

Communication fault

Repair outlook

Service may be required

If the code remains

If LC returns after the reset, Frigidaire recommends additional support.

Model note: Error-code meanings and procedures can vary by model and model year. Confirm the code against the documentation for your exact appliance before replacing parts.

Manufacturer reference: owner.frigidaire.com