30 Yrs HVAC industry_Tech Trainer, Service Manager
Paul posted an answer for this Pioneer Ductless Mini Split INVERTER Air Conditioner, Heat Pump, 24000 BTU 2 Ton, 15 SEER, Cooling, Heating, Dehumidification, Ventilation. Including 16 Foot Installation Kit.. 208230 VAC:
"Code "EC" means that the unit is low on Freon,, it will need to be charged, and also..."
Paul posted an answer for this Midea 18,000 Btu 17 SEER Inverter Mini Split Heat Pump AC : Energy Star:
"THE "EC" CODE IS A LEAK DETECTION CODE,, SHOWING THAT THE FREON LEVEL IS LOW, AND YOU..."
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