Midea MFA-12HRN1 General Information Manual page 36

Troubleshooting
2. LED2 and LED3 flash
LED2 and LED3 flash
T3 condenser pipe temp. sensor malfunction
Check whether the temp. sensor is connected well
Check whether the resistance of the temp. sensor is correct
according to Annex 1
34
Yes
Yes
Replace the PCB
No
Connect it well
No
Replace the temp. sensor
MCAC-UTSM-2009-03
Outdoor Units