Sinclair MATRIX ASH-18AIM PT, Service Manual, Page: 51 / 96

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E8 is displayed
If the outdoor
ambient temperature is higher
than 53
℃
?
Normal protection, please
use it after improving the
outdoor ambient temperature
Unit restarts
normally
Unit restarts
normally
If the radiating of indoor
and outdoor unit is good?
Improve the radiating environment
of unit (clean the heat exchanger
and remove surrounding obstacles)
If the indoor and outdoor
fan are running normally?
Connect normally?
Adjust the
connection
Replace outdoor
mainboard
Replace mainboard
Replace Motor
Replace Fan
capacitor
Fan capacitor is broken?
Motor is broken?
End