E09
Panasonic
Panasonic air conditioner error E09
Meaning
No refrigerant protection
General meaning for the brand's models, unless a model's own manual says otherwise.
Causes and how to check
- 1 checks in order
- the cited manual page, and follow-up questions
No account needed to look up codes.
Guides
- Pressure, low refrigerant and high discharge temperature errors: where to start
Pressure and discharge-temperature protection codes: tell a low charge from a blockage or poor heat rejection before charging.