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9.2 Diagnosis and Solution
9.2.1 Indoor fan speed out of control diagnosis and solution
Is the fan motor connector and
connection good?
The unit does not work
normally
Turn off the unit, rotate the cross
fan. Does it rotate freely?
No
Disassemble the connection between
the fan and the motor, check if the
bearing is normal. If not, change the
bearing. If yes, follow the below step.
Yes
The problem is not
resolved.
Yes
Shut off the power supply and turn
on it 5s later
Replace the outdoor fan motor
Replace the outdoor PCB
Содержание MOA-07HN1-QC2
Страница 1: ...XSEU A 1202 SERVICE MANUAL MIDEA AIRCONDITIONER EUROPE MARKET SPLIT WALL MOUNTED TYPE X ON OFF SERIES...
Страница 11: ...9 3 Dimension 3 1 Indoor Units Figure 1 Figure 2...
Страница 15: ...13 5 Wiring Diagram 5 1 Indoor Units MSX 07HRN1 QC2 MSX 09HRN1 QC2 MSX 12HRN1 QC2 MSX 18HRN1 QC2...
Страница 16: ...14 MSX 21HRN1 QB8W MSX 24HRN1 QB8W...
Страница 17: ...15 5 2 Outdoor Units MOA 07HN1 QC2...
Страница 18: ...16 MOA1 09HN1 QC2 MOA 09HN1 QC2 MOB1 12HN1 QC2 MOB 12HN1 QC2...
Страница 19: ...17 MOF 18HN1 QC2...
Страница 20: ...18 MOF1 21HN1 QB8W MOF3 24HN1 QB8W...
Страница 32: ...30 Use torque wrench to tighten the service port cap to a torque of 18N m Be sure to check for gas leakage...
Страница 35: ...33 Ionizer Plasma function indicator This indicator illuminates when Ionizer Plasma function is on...