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Kinghome · Heat pump

AE Outdoor fan current detection error

High severity Kinghome Ultranixx Eco

What the control is telling you

Fan current sampling circuit abnormal.

Applies to: Kinghome Ultranixx Eco KD24UHO to KD60UHO outdoor units with KD..UHI air handlers

Likely causes

  • Sampling circuit fault

Test and repair steps

  1. Replace the drive board.

Models that show this code

12 models in Kinghome Ultranixx Eco

KD24UHIKD24UHOKD30UHIKD30UHOKD36UHIKD36UHOKD42UHIKD42UHOKD48UHIKD48UHOKD60UHIKD60UHO

Other codes on the same units

  • P5 Compressor phase overcurrent
  • P7 Module temperature sensor circuit fault
  • AC Outdoor fan startup failure
  • AJ Outdoor fan out-of-step
  • EE Memory chip fault
  • HC PFC protection
  • LC Compressor start failure
  • PA AC current protection

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Source: Kinghome Ultranixx Eco KD24-60UHO service manual, sec. 3.3-3.4. Summarized in our own words; check the original manual for your model.

Homeowner looking at this code? See what it means for you and when to call a technician.

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.