Fault Codes / Gree / F3

GMV5 / GMV5E — Low pressure sensor malfunction

Possible causes

• Sensor open or short
• Wiring/connector fault

Check steps

• Measure sensor signal at PCB
• Check wiring, replace if needed

Affected parts

• Niederdrucksensor
• Platine (Außengerät)

Safety note

Source: Gree North America GMV5 Ultra Heat/Heat Recovery Service Manual JF00303410, Ch.4 Fault Code Table (gree-na.com)

Reviewed by Anıl Güzeldemir — in the refrigeration machine room since 2006, developer of Enthalio.

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