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Nicole MillerAug 21, 2025
What to do if my Panasonic CS-S18NKUA Air Conditioner shows H98 error?
- KkennethsimmonsAug 21, 2025
If your Panasonic Air Conditioner displays the error code H98, indicating indoor high pressure protection, the most likely cause is a clogged air filter or dust accumulation on the indoor unit's heat exchanger. You should check and clean the air filter to resolve this issue.