As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PILOT REPORTED LOW AIRSPEED INDICATION DURING TAKEOFF, CONTINUED FLIGHT TO ALTITUDE AND NOTICED THAT A/S INDICATION WAS SLOWLY DROPPING. KNOWING THAT THE PROBLEM WAS INDICATION ONLY, THE PILOT LANDED WITHOUT INCIDENT. MX INVESTIGATED THE CAUSE OF THE PROBLEM AND DISCOVERED THAT THE PLASTIC PITOT LINE NEAR THE PITOT TUBE HAD MELTED AND RESTRICTED AIRFLOW.