As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) DISCOVERED DURING ROUTINE PITOT STATIC TEST THAT SOME WELL INTENTIONED PERSON HAD PROTECTED THE STATIC LINE, ENGINE OIL PRESSURE LINES TOGETHER IN SPI-RAP WHICH MADE THE COLLECTION OF PIECES TOO LARGE FOR THE SPACE PROVIDED. THIS PREVENTED THE HEATER DUCTING FROM SLEEVING TOGETHER CORRECTLY ALLOWING HOT AIR TO MELT THE SPI-RAP AND STATIC LINE.