Overcurrent Protection For Inverter Compressor; Ipm Module Protection; High Pressure Protection For Driven Dc Bus Bar Of Compressor - Gree GMV-24WL/C-T Service Manual

GREE
(15) Overcurrent protection for inverter compressor, IPM module protection, phase-lacking of
inverter compressor
(16) High pressure protection for driven DC bus bar of compressor, low pressure protection for
driven DC bus bar of compressor
DC Inverter Side Discharge VRF Ⅱ for North America
Wired controller
displays P1
LED3 dual-8 nixie tube
displays P5、P6 or PE
no
Whether the
sequence of wire
for compressor is
correct?
yes
yes
Whether the
wiring terminal of
compressor is
loose?
no
Replace main
board. Work
normally?
no
Replace
compressor
Wired controller
displays P2
LED3 nixie tube
displays PH or PL
yes
Whether the power
voltage is
185V~264V？
yes
Replace main
board. Work
normally?
no
Replace compressor
Adjust the sequence of
wire for compressor
Connect the wires of
compressor tightly
yes
Work normally
no
Close Upon power off
Work normally
and ask authorized
personnel
108