HVACopediaKinghome · Heat pump
Filter clean icon Reminder to clean the air filter
What the display is showing
A filter-clean symbol on the wired controller display reminds the user the filter needs cleaning. It is a reminder, not a fault.
Applies to: Kinghome KM09HF1DI to KM24HF1DI wall mini-splits (Gree GFH..DA/DB)
Models that show this code
5 models in Kinghome KM HF1DI
Other codes on the same units
- EE Memory chip fault
- EU Frequency reduced - module too hot
- FH Frequency reduced - anti-freeze
- Function lock icon Wired controller keys locked
- HC PFC protection
- Heat lamp 10 s on / 0.5 s off Defrosting in heating mode
- LC Compressor start failure
- LP Indoor and outdoor unit mismatch
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Source: Kinghome KM09-24HF1DI service manual, sec. 6.1 instructions for related displayed symbols, item 18. Summarized in our own words; check the original manual for your model.
For licensed technicians. Gas, electrical and refrigerant work must be done by a qualified, licensed person. Shut off power and gas before servicing, never bypass a safety control, and follow the manufacturer’s manual for the exact model; it and local codes always take priority. HVACopedia is not affiliated with any manufacturer; brand and model names only identify the equipment.