As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE COMPLETING ACCEPTANCE INSPECTION, NOTED THE WRONG FUEL FILTER INSTALLED AT THE NR 1 FUEL OIL HEATER RESULTING IN DAMAGE TO THE FILTER HOUSING AND MOUNTING LUGS. DAMAGE WAS DISCOVERED WHILE AIRCRAFT WAS IN MAINTENANCE AND NO FURTHER INCIDENTS WERE REPORTED, MAINTENANCE REMOVED AND REPLACED FUEL OIL HEAT IAW P&WC MM 72-01-00. OPS LEAK CHECKED GOOD. NO DEFECTS NOTED AT THIS TIME.