Midea MFA-76CRN1 - Page 86

Troubleshooting R410A Tropical Split Type Technical Manual
Floor-standing Type
86
11.1 E1 malfunction
LED indicate E1
Fault of indoor temperature sensor T1
Judge 1: Whether the indoor temperature
sensor T1 is break off.
Yes
Connects it well.
No
Judge 2: Whether the indoor temperature
sensor T1 is malfunction.
Validate: Check whether the resistance of
the temperature sensor is correct
according to Annex 1.
Replace it.
No
Yes
Judge 3: PCB is malfunction
Replace indoor PCB