Midea MTA-76C(H)RN1

MCAC-UTSM-201501 Midea R410A T3 Top-discharge Split Type Series 50Hz
106
11.4 Duct type indoor unit malfunction and protection codes
 Names of indicators in receiving kit
Display content
Fault or protection meaning
All lamps flashing at
5Hz
Lack of neutral line.
Timer lamp flashing
at 5Hz
T1, room temperature sensor, fault of open circuit, short circuit.
Operation lamp
flashing at 5Hz
T2, pipe temperature sensor, fault of open circuit, short circuit.
Defrosting lamp
flashing at 5Hz
Condenser temperature sensor malfunction. (Without this function)
Alarm lamp flashing
at 5Hz
Water-level checking malfunction. (Reserved)
Operation lamp and
timer lamp flashing
at 5Hz
EEprom malfunction
 All lamps flashing at 5Hz