What was found
INSPECTION FOUND 10 SPACERS DAMAGED WHILE ACCOMPLISHING T/C 78472010 OF #1 ENG. (2,3,5,6,7,8,9,15,21,22). GROUNDED - YES. REMOVED & REPLACED 10 SPACERS ON # 1 ENG (2,3,5,6,7,8,9,15,21,22) REF B737-900 AMM 72-21-02. PER T/C 7842010. NO DEFECTS NOTED.