Refrigerant Leakage Detection (El0C) - Midea DLFSHB Manual

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DIAGNOSIS AND SOLUTION (CONT)

Refrigerant Leakage Detection (EL0C)

Description: Define the evaporator coil temperature T2 of the compressor as it starts running as Tcool. Five minutes after the
compressor starts, if T2<Tcool-2C does not maintain continuous 4 seconds, and this issue occurs 3 times, the display area
illuminates "EC" and the AC turns off.
Recommended parts to prepare:
• Faulty T2 sensor
• Faulty indoor PCB
• System problems, such as leakage or blockages
Troubleshooting and Repair:
Power off the unit. Wait 2 minutes then restart.
Put your hands in front of the
Check system for leaks.
Check system for blocks and
clear any blocks if present .
Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.
Does a problem remain ?
YES
indoor air outlet .
Is there cool
air coming from the
indoor air outlet?
NO
NO
Are there any leaks?
NO
Check the T2 sensor.
YES
Is it securely
attached?
Repair the leak(s) and
YES
recharge the refrigerant .
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Replace the
YES
indoor PCB.