ODMI-1103-A
8.3.5 Open or short circuit of temperature sensor diagnosis and solution.
8.3.6 Compressor voltage protection
Yes
Replace outdoor PCB
Yes
Check the connections between
the sensors and the PCB. Are the
connections good?
Replace the sensor and check if
the errors happen again?
Check the voltage of power supply, if the voltage is about 220V, turn off the power
supply to indoor unit and turn it on again after 1 minute
Does the trouble occur again?
Check the voltage of P,N port in IPM board.
If it is not higher than 310V, follow the below step.
Replace the IPM board
Yes
No
Summary of Contents for M2OC-14HRDN1
Page 6: ...ODMI 1103 A 4 Wiring Diagram 4 1 M2OC 14HRDN1 Q 4 2 M2OC 14HRDN1...
Page 7: ...ODMI 1103 A 4 3 M2OC1 18HRDN1 Q M3OC1 21HRDN1 Q 4 4 M2OC 18HRDN1 M3OC 27HRDN1...
Page 8: ...ODMI 1103 A 4 5 M3OC1 27HRDN1 Q M4OC 24HRDN1 Q 4 6 M4OC1 27HRDN1 Q M4OC 27HRDN1...
Page 9: ...ODMI 1103 A 4 7 M4OC 36HRDN1 4 8 M5OA 36HRDN1 Q...
Page 11: ...ODMI 1103 A 5 4 Refrigeration circuit drawing of inverter quintuple type...
