How to eliminate H99 error in Panasonic air conditioning?
- Error: H99
- Description: Protection Antifreeze in the Interior Unit
- Cause:
- Solution: – Refrigerant missing – dirty air filter
More tips
First, if you have a problem with your Panasonic air conditioning, we recommend that you contact the technical or specialist service. Second, be sure to have all model and series series numbers, as this will help you in the process.
Other error codes in Panasonic air-conditioning

Air Conditioner Error Codes for Panasonic
When your Panasonic air conditioner starts acting up, the first thing you should do is check if it's displaying any error codes on its screen. These codes are a direct ...

Error H98 in Panasonic air-conditioning
How to eliminate H98 error in Panasonic air conditioning? Error: H98Description: High pressure protection in the interior unit (heating)Cause: Solution: - Dirty air filter - UD air recirculation. inside More ...

Error H33 in Panasonic air-conditioning
How to eliminate H33 error in Panasonic air conditioning? Error: H33Description: Internal-Exterior connection errorCause: Solution: - Interior/exterior feed voltage More tips If you fail to solve the error of your ...