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Midea Advantage Series User Manual

Midea Advantage Series
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45
7.4.1.3 Zero-crossing signal detection error diagnosis and solution.
Malfunction conditions
When PCB does not receive zero crossing signal feedback for
4 minutes or the zero crossing signal time interval is abnormal.
Potential causes
Connection mistake
Faulty PCB
Trouble shooting:
Check if the connections and
power supply is normal?
Correct the connections. Turn on the
unit when the power supply is good.
No
Yes
Indoor main PCB is
defective. Replace indoor
main PCB.
PIC 4: Check point button, press 1 time for check
how many indoor units are connected.

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Midea Advantage Series Specifications

General IconGeneral
BrandMidea
ModelAdvantage Series
CategoryHeat Pump
LanguageEnglish

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