What was found
DURING OVERNIGHT CHECK, IN BORESCOPE INSPECTION OF THE RIGHT ENGINE WAS DETECTED A MISSING MATERIAL AT HEAT SHIELD 3RD ROW OF COOLING HOLES. MAINTENANCE PERSONNEL PERFORMED REVISION DETECTING A MISSING MATERIAL AT RIGHT ENGINE HEAT SHIELD 3RD ROW OF COOLING HOLES OUT OF LIMITS. THE FUEL NOZZLES WITH MISSING MATERIAL HEAT SHIELD, POSITION 7, 9,11 AND 12 WERE REPLACED IAW DMC-B787-A-G73-11-05-00A-520A-A AND DMC-B787-A-G73-11-05-00A-520A-A, TESTED CORRECT.