warning Duraflame

Error Code LED blinks 3 times

Overheating detected.

? What Causes This

Blocked ventilation or fan failure.

How to Fix It

Turn off the unit and let it cool. Clear vents around the appliance if necessary.

Source: page 6 of the official manual

From the manual

Manual page 6 — Duraflame error LED blinks 3 times

This error code appears in:

Duraflame 10hm8000