Gree FLEXX Series - Page 45

GREE DC INVERTER HEAT PUMP CONDENSING UNIT
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3.4.14 “Lc” Startup Failure
Error display:
ODU mainboard LED displayer
Error judgment condition and method:
Check the error code on nixie tube of ODU main control board. If PJ is displayed, it indicates
inverter compressor startup failure
Possible reason:
■Poor contact of compressor UVW wire;
■Compressor is broken;
■Compressor drive board is broken;
Troubleshooting
：