Gree UM600PH/A-M, Руководство по обслуживанию

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GREE Duct type Ducted Type Split Air-Conditioner Units
105
Possible cause:
1) Compressor driver board error.
Troubleshooting:
“P3” reset protection for
the driven module of
compressor
Try to cut off the
power for 3 times, and then re-energize
the unit
Compressor driven board is
faulted
No
Replace the compressor driven
board
Yes
(46) “P5” overcurent protection for inverter compressor
Error display: ODU mainboard displays .
Applicable model: all models.
Condition and method for fault judgement:
View the error code displayed in dual-8 nixie tube of
main control board of ODU, if the nixie tube displays P5, it means overcurent protection for inverter
compressor.
Possible cause:
1) Poor contact of compressor UVW wires.
2) Incorrect connecting order of compressor UVW wires.
3) Compresso is damaged.
4) The system is blocked.
5) IPM module of compressor driven board is damaged.