Error code
IPM-TEMP
Meaning
Compressor drive electronics have overheated and shut down
Moderate
What to do
Why this happens
Possible causes include the condenser fan not running, leading to no airflow over the heat sink; an improperly assembled or loose IPM heat sink; excessively high ambient temperature; or degradation of the IPM module.
How to fix it
Restore condenser fan operation; if the inverter board itself is heat-damaged, This one needs a professional technician.
SourceSamsung service manual