Midea MFA-76CRN1 Technical Manual page 55

R410A Tropical Split Type Technical Manual
Operation lamp flashes:
Operation lamp flashing at 5Hz
Evaporate temperature sensor is abnormal.
Judge 1: Check evaporate temperature sensor is break off.
Judge 2: Evaporate temperature sensor is abnormal.
Validate: Check whether the resistance of the room
temperature sensor is correct according to Annex 1.
Replace indoor PCB.
Duct Type
No
Yes
Yes
Replace temperature sensor
No
Replace temperature sensor
Troubleshooting
55