Flow Chart Of Troubleshooting; System Troubleshooting - GREE ELECTRIC GUHD09NK3CO Service Manual

2 FLOW CHART OF TROUBLESHOOTING

2.1 System Troubleshooting

Service personnel shall collect the malfunction information as much as possible and research them thoroughly, list
solve the faulted parts.
Observe the status of the complete device and do not observe the partial
Find the malfunction reason carefully as unit may occur several malfunction at the same time and one malfunction
may develop into several malfunction, so entire system analysis shall be established to make the judged result exact and
credible.
Malfunction display: E1 Compressor High Pressure Protection
U-Match Series DC
Inverter Service Manual
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