What was found
(CAN) NO INDICATION AT COMPRESSION TEST OR IN OIL FILTER BUT OIL WOULD NOT DRAINFROM THE SUCTION SCREEN. PIECES OF PISTON SKIRT FOUND WHEN SUMP REMOVED.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
(CAN) NO INDICATION AT COMPRESSION TEST OR IN OIL FILTER BUT OIL WOULD NOT DRAINFROM THE SUCTION SCREEN. PIECES OF PISTON SKIRT FOUND WHEN SUMP REMOVED.