Gree · Heat pump

03/01 Commissioning step 03: confirming outdoor unit quantity

Normal status Gree GMV6 Mini VRF

What the display is showing

03/01 alternates on the display while the system confirms how many outdoor units there are. After about 1 second it moves on to the next step.

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

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

0C Defaults restored (reset in progress)
04/00-16 Commissioning step 04: indoor unit quantity
06 Commissioning step 06: checking outdoor components
07 Commissioning step 07: checking indoor components
A0 Waiting for commissioning (status)
A2 Pump-down (refrigerant recycle) mode
A3 Defrosting
A4 Oil return

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Source: Gree GMV6 Ultra Heat Mini VRF 36-60k (GMV-V36-48-60WL-C-T(U)) service.pdf - section 3.2.2.2 Test Operation and Debugging. 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.