As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE PILOT WAS TRYING TO START THE ENGINE, IT WOULD NOT START. UPON INSPECTION OF THE STARTING PROBLEM IT WAS FOUND THE THIS LINE WAS BROKEN. TURBO MECA HAVE A REPLACEMENT LINE WITH AN INCREASED DIAMETER AND WALL THICKNESS. THE SB IS RECOMMENDED/OPTIONAL. SB292 73 0339 UPDATE 1.