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Gree · Heat pump

Ed Drive IPM low temperature protection

Medium severity Gree GMV6 Mini VRF

What the control is telling you

The IPM module internal sensor reads below ambient.

Applies to: Gree GMV6 Ultra Heat Mini VRF 36-60k (GMV-V..WL/C-T(U))

Likely causes

  • Very low ambient
  • Module sensor or board fault

Test and repair steps

  1. Check the outdoor temperature.
  2. Power cycle; replace the main board if it repeats.

Models that show this code

3 models in Gree GMV6 Mini VRF

GMV-V36WL/C-T(U)GMV-V48WL/C-T(U)GMV-V60WL/C-T(U)

Other codes on the same units

  • AU Remote emergency stop
  • Ab Emergency stop
  • CH Indoor capacity too high
  • CL Indoor capacity too low
  • CP More than one master wired controller
  • FP Outdoor DC fan motor fault
  • HA Fan drive memory chip fault
  • HE Inverter fan phase loss

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Source: Gree GMV6 Ultra Heat Mini VRF 36-60k (GMV-V36-48-60WL-C-T(U)) service.pdf - section Chapter 3 Faults, 4.1 Error Indication. 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.