As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) DURING ROUTINE A CHECK INSPECTION A CUT APPROXIMATELY 1 CM LONG WAS NOTICED ON THE ENGINE HYDRAULIC PUMP SUPPLY PIPE. THIS CUT WAS APPROXIMATELY .050 DEEP AND WAS THE RESULT OF CHAFFING WHEN THE COWLS WERE CLOSED. (TC NR 20070905010)