EC
Midea EC Error Code – Refrigerant Leakage Detected
Air Conditioner · CRITICAL Severity
What This Error Means
Refrigerant leakage detection alarm
Diagnostic & Repair Steps
1
Power Off Immediately
Switch off at breaker. ⚠️ Refrigerant leak is dangerous
Switch off at breaker. ⚠️ Refrigerant leak is dangerous
RESET
~2 min
2
Ventilate Area
Ensure adequate ventilation. Do not use open flames nearby. ⚠️ Refrigerant can displace oxygen
Ensure adequate ventilation. Do not use open flames nearby. ⚠️ Refrigerant can displace oxygen
INSPECT
~5 min
3
Check for Refrigerant Leak
Use electronic leak detector or soap solution on joints and connections. ⚠️ Call certified technician
Use electronic leak detector or soap solution on joints and connections. ⚠️ Call certified technician
TEST
~20 min
4
Locate and Repair Leak
Identify and repair leaking joint or component. ⚠️ Certified technician only
Identify and repair leaking joint or component. ⚠️ Certified technician only
REPLACE
~60 min
5
Recharge Refrigerant
After repair, vacuum and recharge to correct spec. ⚠️ Certified technician only
After repair, vacuum and recharge to correct spec. ⚠️ Certified technician only
TEST
~30 min
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