Midea MTA-76C(H)RN1 Technical Manual page 107

MCAC-UTSM-201501
11.4 Duct type indoor unit malfunction and protection codes
 Names of indicators in receiving kit
Display content
All lamps flashing at
5Hz
Timer lamp flashing
at 5Hz
Operation lamp
flashing at 5Hz
Defrosting lamp
flashing at 5Hz
Alarm lamp flashing
at 5Hz
Operation lamp and
timer lamp flashing
at 5Hz

All lamps flashing at 5Hz
Midea R410A T3 Top-discharge Split Type Series 50Hz
Lack of neutral line.
T1, room temperature sensor, fault of open circuit, short circuit.
T2, pipe temperature sensor, fault of open circuit, short circuit.
Condenser temperature sensor malfunction. (Without this function)
Water-level checking malfunction. (Reserved)
EEprom malfunction
Fault or protection meaning
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