Gree GMV-PD100W/NAB-K Service Manual page 106

DC Inverter Multi
VRF Service Manual
Overcurrent occurs in operation, i.e. the indicator will display the current protection just after startup.
102
Inspect match of
indoor unit
Within 135%
Yes
Inspect charging volume?
Yes
Over charge
No
Voltage of DC
monitoring module P, N
Voltage is kept
within 252~330V, without
10V or more variation.
No
Compressor and module
are damaged
No
Adjust the indoor
unit to suitable capacity
Adjust it to be within
Yes
the permitted range
Replace the damaged
Yes
DC capacitor