What was found
WHILE 763CK WAS UNDERGOING C-CHECK IN OSC, DAMAGE WAS FOUND ON THE LH INBOARD ELEVATOR (P/N 183T2001-29; S/N 000518). THE DAMAGE WAS ON THE OUTBOARD EDGE NEAR THE TRAILING EDGE. SEE FIGURE 1. REF /A/ DOES NOT PROVIDE LIMITS FOR DAMAGE IN THIS AREA SINCE IT IS CONSIDERED A CRITICAL AREA, AND NO SRM REPAIR IS PROVIDED. FLIGHT VEHICLES CONSULTING, INC. WAS CONTACTED FOR AN FAA-DER APPROVED REPAIR. THE PURPOSE OF THIS REA IS TO AUTHORIZE AND DOCUMENT ACCOMPLISHMENT OF REF /B/, WHICH IS AN FAA-DER APPROVED REPAIR.ANALYSIS: THE INBOARD ELEVATOR IS PRIMARY STRUCTURE, AND THE SKIN PANELS ARE PSE. THE SKIN PANELS ARE ALSO NOTE 3A FCS. THIS REPAIR IS CLASSIFIED AS MAJOR. REPAIRED AREA ON L/H INBOARD ELEVATOR TRAILING EDGE APPROX. ELEVATOR STA 138 IAW B767-300 SRM 51-70-17 AND F.V.C.I ENGINEERING ORDER# 25089-1 REV. IR, REFERENCE COMPOSITE HOT BOND REPAIR FORM AND ENGINEERING ORDER FOR STEPS ACCOMPLISHED AND ORIGINAL SIGNATURES.