Gree GMV-Pdm450W/NaB-M

DC Inverter Multi
VRF Service Manual
187
2�10 E5 Protection
Error display on hand controller: E5
Outdoor units mainboard indicator: /
Indoor units mainboard indicators:
Patio indoor units: red led: blink:red led:blink; green led:dark; yellow led:dark
FY wall-mounting motor: red led:blink; yellow led:dark
New FY wall-mounting motor: red led:blink; green led:dark; yellow led:dark
Hanging indoor units: red led:blink; green led:dark; yellow led:dark
Note: All the drive errors are shown as E5, thus check the error indicators of the outdoor units rst, and nd the
specific error according to the code and refer to the following 2.10” Typical Troubleshooting(E5) for DC frequency
conversion drive board”.
Abnormal overcurrent error
If the compressor
wiring is correct
Adjust the compressor wiring
If the current
value is higher than the preset
value of protector
Replace the overcurrent
protector
If the high voltage
of unit is normal
Refer to high voltage protection
If the voltage is normal
Contact the power
supply company
The communication
resumes to normal
Yes
Yes
Yes
Yes
No
No
No
No