What was found
LEFT WING FRONT SPAR UPPER FLANGE HAS BARE METAL WITH POSSIBLE FRETTING CORROSION FROM STA YW 42 TO 155. REMOVED CORROSION IAW SRM 51-21-00-00-02, REV 12. VERIFIED AFFECTED AREAS TO BE CRACK FREE REF NDTM PART 6, TASK 51-00-01-250-801. MECHANICALLY MEASURED MINIMUM REMAINING THICKNESS .199". REMAINING MAT THICKNESS IS WITHIN LIMITS IAW RD8/4-57-2111, ISSUE 1 DATED 6MAY2013. ROTARY FLAP PEENED TO .008A 100 PERCENT COVERAGE IAW RD8/4-57-2111, ISSUE 1. ALODINED AND PRIMED IAW RD8/4-57-2111, ISSUE 1. APPLIED TEFLON TAPE TO SURFACE IAW RD8/4-57-2111, ISS 1. COMPLIED WITH TC RD8/4-57-2111, WO 143293.