Midea MFA-76CRN1 - Page 55

R410A Tropical Split Type Technical Manual Troubleshooting
Duct Type 55
Operation lamp flashes:
Yes
No
No
Yes
Replace temperature sensor
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 temperature sensor
Replace indoor PCB.