E440, E441 : Abnormal Outside Temperature Halts Operation Of The Compressor - Samsung AC052MNMSEH Service Manual

4-3-15 E440, E441 : Abnormal outside temperature halts operation of the compressor

Outdoor unit display
Criteria
Cause of problem
Cause of problem
1. How to check
The above malfunction codes do not indicate a malfunction of the product. All you have to do is change the temperature suitably for
the limits shown in the manual. When the product malfunctions, if the actual situation does not match the above diagnosis, measure
the temperature of incoming air with S-net to see if the measurement is the same as the actual outdoor temperature. If not, replace
the temperature sensor.
4-24
E440 (No heater operation with the outside temperature above 30°C.)
E441 No AC operation with the outside temperature below -10°C.)
•The compressor temperature above 110°C.
E440: If the outside temperature is above 30°C, operation of the indoor heater with a
remocon causes this error.
E441:The indoor machine remocon ON signal. If the outside temperature is below -10°C
before the AC runs, this error occurs.
•OLP SENSOR temp above Trip_Dis.
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