What was found
DURING HEAVY MAINTENANCE, A CRACK (L=3.109”) WAS FOUND ON THE RH WING LEADING EDGE RIB 27 (PN: 190-31277-002). SEE REF /1/ EA FOR DETAILS. THE DAMAGE IS FOUND TO BE OUTSIDE OF SRM SCOPE. EMBRAER WAS CONTACTED & PROVIDED REPAIR INSTRUCTIONS VIA REF /2/ ETD WHICH CONSIST OF TRIMMING THE DAMAGED AREA, FABRICATE & INSTALL A FILLER AND DOUBLER AND RESTORE SURFACE PROTECTION PER SRM. THIS EC E19-731-01 ACCOMPLISHES THE PERMANENT REPAIR PER THE REF /1/ EA AND COMPLIES WITH REF /2/ ETD WITHOUT DEVIATION; THIS PERMANENT, CATEGORY A, REPAIR HAS BEEN APPROVED VIA REF /2/ ETD & REF /3/ ANAC FORM AND IS CLASSIFIED AS MAJOR.