What was found
PNL 193D HAS CRACKS AT 8 EACH AFT EDGE FASTENER HOLES. REPAIR THE PANEL PER SRM 53-40-70 OR CONTACT ENGINEERING VIA TSR FOR INSTRUCTIONS. REF CARD 5351-I-14642-NG; AD 2020-03-10 (CONTINUED BELOW)8-108 ; AFTER REPAIR IS COMPLETED SIGN OFF STEP 17 OF REF CARD. / [01] TAPERED SAND AROUND THE HOLES TO REMOVE THE DAMAGE. PERFORMED DRY OUT FOR 24 HOURS; NO WATER NOTE; THE REPAIR AREA IS FULLY DRY. REF SRM 53-40-70-2R-1 AND SRM 51-70-05-2R-8 REPAIR 8 PARAGRAPH 4 B; AND D.; [02] VERIFIED STEP 1; <BR>OK TO INSTALL REPAIR; [03] APPLIED REPAIR AT DAMAGED AREA ON PNL 193D ON AFT EDGE FASTENERS HOLE. REF B737-700 SRM 53-40-70-2R-1 AND SRM 51-70-05-2R-8 PARAGRAPH 4.; [04] VERIFIED STEP 3.