Gree U-Match 6 Series

GREE U-Match 6 SERIES UNIT SERVICE MANUAL
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Number Error code Error
93 qd DC indoor fan driver module high temperature protection
94 qE DC indoor fan driver module temperature sensor error
95 qF DC indoor fan driver memory chip error
96 qH DC indoor fan driver charge loop error
97 qL DC indoor fan driver input AC voltage error protection
98 qo DC indoor fan driver electrical box temperature sensor error
99 qp DC indoor fan driver AC input zero-crossing protection
100 U1 Compressor phase current circuit detection error
101 U2 Compressor phase-loss and anti-phase protection
102 U3 DC bus voltage drop error
103 U5 Overall current detection failure
104 U7 4–way valve switch-over error
105 U8 Zero-crossing protection
106 UL Outdoor fan overcurrent protection
107 Uo
Outdoor ambient temperature abnormal(Temperature high opening heat mode or temperature over
low open refrigeration mode)
If malfunction occurs during operation, LCD temperature display zone will show the failure
information. If several malfunctions occur at the same time, their corresponding error codes will be shown
in turn. When malfunction occurs, please shut off the unit and send for professional personnel to repair.
For example, E0 (as shown below) indicates Indoor Fan Error.