8.2.5 Refrigerant Leakage Detection diagnosis and solution
Check cool air blowing out
from indoor air outlet
Yes
Yes
Check if T2 sensor
No
Check leakage of system
No
Power off, then restart the
unit 2 minutes later.
Replace indoor PCB.
Yes
Repair the leakage and
recharge the refrigerant.
Yes
check blockIng of system and
clear the blocking
