ErrorCodeDoctor
Panasonic · Air Conditioner
Panasonic Air Conditioner F18 error code
Difficulty: Hard
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Cost: $80–$200
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Duration: Requires professional service
The F18 error means your Panasonic air conditioner detected a dry circuit blockage. This relates to the drainage circuit on models with a dry function — where the circuit responsible for managing condensate has become blocked or abnormal. This requires a qualified technician to inspect and clear the drainage components.
Common causes
- Dry circuit drain is blocked with debris or algae
- Drain pipe for the dry function is kinked or incorrectly installed
- Drain pump related to the dry function has malfunctioned
How to fix it
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1
Turn off the unit and contact a qualified technician to inspect and clear the dry circuit drainage