Kinghome · Mini-split · Defrost

Forced defrost from the remote

KM09-24HT1DIHF1DI

What happens, in order

  1. Unit is on in heating at 16C set temperature
  2. Press + - + - + - on the remote within 5 seconds
  3. Unit enters forced defrost; heating indicator is on 10 s and off 0.5 s repeatedly
  4. Compressor runs while the indoor fan stops during defrost
  5. Unit exits on its own according to the real defrost result and returns to normal heating
  6. If a fault or protection stop is active, forced defrost can only be started after it clears

Timings and thresholds

ItemValue
Button entry window5 s
Required setpoint16C
Indicator patternON 10 s / OFF 0.5 s

Applies to: Kinghome KM09-12-18-24HT1DI and KM09-24HF1DI

Models

KM09-24HT1DIKM09-24HF1DI

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Source: Kinghome KM09-12-18-24HT1DI service manual, 6.2 Brief description of modes and functions; Kinghome KM09-24HF1DI service manual, 6.2 Brief description of modes and functions (normal-defrost status table). Written in our own words; timings can differ by model and software version, so check the manual for your exact unit.

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.