What was found
AFTER EVALUATING DMG ROUTINE CARD AT AFT CARGO DOOR FWD LOWER CO RNER FOUND POSSIBLE CRACK (REF: AAR NR 99952238) PLACED ON DIP PER TABLE 202 INSPECTION AT 22,500 FC AND REPEAT INSPECTIONS AT INTERVALS OF 1,400 FC ON CATEGORY B REPAIR. WORK ACCOMPLISHED ON AAR-RFD E.A. # 220292 PER ECRA 5231-01147. WORK INSTRUCTIONS ACCOMPLISHED PER SRM 52-00-01 REPAIR 2. TO BE WORK PERFORMED ON EA# 220292 REV P1, THIS IS A CATEGORY B REPAIR UPDATED LABOR & MATERIAL INSPECTION REQUIRED EVERY 22,500 FLIGHT CYCLES, ALL WORK PERFORM ED WITH EC/RA #5231-01147, PERFORMED ALL NDT IAW 737 PART 6, 51- 00-00 PROC. 23 (WORK ACCOMPLISHED BY V931931 AND V940629).