Kinghome · Heat pump

Heat lamp Heat lamp lit (heating mode)

Normal status Kinghome KM HT1DI

What the display is showing

The Heat lamp on the indoor unit lights when heating mode is selected. After heating starts the indoor fan waits roughly 1 to 5 minutes before blowing so cold air is not discharged. In fan-only mode all mode lamps stay off.

Applies to: Kinghome KM09HT1DI, KM12HT1DI, KM18HT1DI, KM24HT1DI wall mini-splits

Models that show this code

4 models in Kinghome KM HT1DI

KM09HT1DIKM12HT1DIKM18HT1DIKM24HT1DI

Other codes on the same units

EE Memory chip fault
EU Frequency reduced - module too hot
FH Frequency reduced - anti-freeze
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
Lock icon Remote keypad locked

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Source: Kinghome KM09-12-18-24HT1DI service manual, sec. 6.1 remote controller operation, mode button; sec. 6.2. 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.