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9. Anti-high temperatureand overload malfunction
Main checking points:
If the indoor fan and outdoor fan are running normally;
If the outdoor ambient temperature is within the normal range;
If the indoor and outdoor radiation environment is good;
Flow chart:
Start
If the outdoor ambient temperature
is above 53
It is a normal protection, please
operate the unit after the outdoor
ambient temperature has changed
If the indoor and outdoor radiation
is insufficient
Improve the radiation
environment of the unit
If the outdoor fan is working normally
Check if the terminal of the fan is
connected well, if the fan is broken
Replace fan capacitor
Replace outdoor fan
Replace outdoor
mainboard
End
Yes
Yes
Yes
No
No
No
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