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Fault Displays 9,000 and 12,000 btuh units If malfunction occurs, corresponding code will display and the unit will resume normal until protection or malfunction disappears. Indoor Display of outdoor unit Compressor starts (normal) Yellow indicator blinks once Defrosting (normal display of indoor unit) Yellow indicator blinks twice Anti-freezing protection (normal disply of indoor unit) Yellow indicator blinks 3 times IPM Protection Yellow indicator blinks 4 times Overcurrent Protection Yellow indicator blinks 5 times Overload Protection Yellow indicator blinks 6 times Exhaust Protection Yellow indicator blinks 7 times Overload protection of compressor Yellow indicator blinks 8 times Cooling (dehumidfy) or heating >= dropped frequency current Red indicator blinks once Exhaust temp. >= dropped frequency temperature Red indicator blinks twice Tube temp. >= dropped frequency temperature Red indicator blinks 3 times T tube-in <= dropped frequency temperature Red indicator blinks 4 times Outdoor condenser temp sensor malfunction Red indicator blinks 5 times Outdoor ambient temp sensor malfunction Red indicator blinks 6 times Outdoor exhaust temp sensor malfunction Red indicator blinks 7 times Starting at temperature does not reach Red indicator blinks 8 times Communication is not normal Green indicator does not blink 67
