As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHEN TROUBLESHOOTING THE ENGINE ANTI-ICE SYSTEM, FOUND THE AIR LINE BETWEEN THE SOLENOID VALVE AND AIR VALVE HAD A BROKEN FLARE AT THE AIR VALVE END. THE BROKEN PIECE OF THE FLARE CAME OFF WHEN THE AIR LINE B-NUT WAS REMOVED. 7,879.4 HOURS ACTT. (X)