Fault Codes / Gree / F1

GMV5 / GMV5E — High pressure sensor malfunction

Possible causes

• Sensor open or short
• Loose connector at PCB

Check steps

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

Affected parts

• Hochdrucksensor
• 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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