Samsung AVMKH020EA0 Service Manual page 260

8-2-78. Prohibit to start compressor according to the outdoor temperature
Outdoor unit display
Indoor unit display
Judgment method
Causes
I Check method
I
The above error code is not the products error, but specification to protect the products by restricting the use
temperature ranges. Use it by reference to the temperature range of use condition in manual.
If the above error code is occurred despite of condition being not included above judge method, read the value
of outdoor inlet air temperature by use of view mode or S-net. And then if it is different with the actual outdoor
temperature, replace the temperature sensor.
(30˚C over of outdoor temperature on heating mode)
(-5˚C below of outdoor temperature on cooling mode)
- If the outdoor temperature is below -5˚C at the right before of compressor start,
- prohibit cooling operation. ©
- If the outdoor temperature is over 30˚C at the right before of compressor start,
- prohibit heating operation ©
- Operation prohibit mode according to the limit of outdoor temperature
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Troubleshooting