Gree GMV-36WL/A-T(U) - Page 106

DC Inverter Side Discharge VRF Ⅱ for North America
104
(17) AC current protection for inverter compressor
Wired
controller
displays E0
LED3 dual-8
nixie tube
displays PP
Replace main
board
Work normally
(18) Communication malfunction between main contoller and driver of inverter compressor
Wired controlled
displays C2
LED3 dual-8 nixie
tube displays C2
Check whether the
main control CPU
board is inserted
well?
no
Work normally
Replace main
board
yes
Insert the CPU
board well