Panasonic · air conditioners Error codes
The low pressure sensor has activated due to an open circuit. This suggests a problem with the sensor or its connection, potentially indicating low pressure.
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Inspect the low pressure sensor and its connections.
Check the wiring to the sensor for damage or looseness.
Ensure the sensor is properly attached.
Turn off the unit, unplug it, wait 30 seconds, and plug it back in to reset.