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Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.
26
DIAGNOSIS AND SOLUTION (CONT.)
Refrigerant Leakage Detection (EL0C)
Troubleshooting
Error Code EL0C
Malfunction decision conditions
Define the evaporator coil temp.T2 of the compressor. It starts running in Tcool. At first, 5 minutes after the
compressor starts up, if T2<Tcool - 35.6°F (Tcool-2°C) does not run for 4 seconds and this situation occurs
three times, the display area displays “EC” and the unit turns off.
Supposed causes
Wiring mistake
Sensor faulty
PCB faulty
Check cool air blowing out
from indoor air outlet.
Yes
Yes
No
Check for system leaks.
No
Power off. Wait 2 minutes
then restart the unit.
Replace indoor PCB.
Yes
Repair the leak and
recharge the refrigerant.
Yes
Check for system blocking and
clear the block.
Check the T2 sensor.
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