Unit cools and then shuts off. Filter has been cleaned; What does E6 mean?
Usually Indoor Unit Anti-freezing protection (Cooling
Mode) or Over-heating Protection (Heating Mode)
for Evaporator
A) Indoor room
temperature too low
under cooling mode,
Too high under
heating mode
B) Indoor unit filter or
evaporator too dirty
C) Indoor unit fan motor
blocked
D) Insufficient refrigerant
under cooling mode
E) Indoor unit evaporator
sensor wrong
connection or failure
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