What was found
DURING A MAINTENANCE CHECK, WHILE ATTEMPTING TO REPLACE THE OIL FILTER THE PACKING ON THE OIL FILTER CAP ASSEMBLY (OIL FILTER SHAFT) WAS CUT. DURING INVESTIGATION THE OIL FILTER END CAP INNER LIP WAS FOUND ROUGH AND HAD SHARP EDGES.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING A MAINTENANCE CHECK, WHILE ATTEMPTING TO REPLACE THE OIL FILTER THE PACKING ON THE OIL FILTER CAP ASSEMBLY (OIL FILTER SHAFT) WAS CUT. DURING INVESTIGATION THE OIL FILTER END CAP INNER LIP WAS FOUND ROUGH AND HAD SHARP EDGES.