⚠
warning Panasonic
Error Code LED blinks 3 times
Overheating detected — internal temperature too high.
? What Causes This
Blocked ventilation or fan failure.
✓ How to Fix It
- Turn off the unit and let it cool for a while.
- Clear any obstructions around vents to improve airflow; ensure all fans are operational.
- If issues persist, contact service assistance.
This error code appears in:
Panasonic Air Conditioner Manual 7