Midea TempMaker Series Technical Manual page 104

R410A 380~415V 3Ph 50Hz TempMaker Series Split AC
10.4 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
103
Fault or protection meaning
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.
Water-level checking malfunction. (Reserved)
EEprom malfunction
MCAC-UTSM-2014-03