What was found
RIGHT MLG SUPPORT BEAM ATTACH FITTING IS CRACKED AT FASTENER HOLE. ACFT GROUNDED. R & R ATTACH FITTING AND ACCOMPLISHED REPAIRS TO AFT SPAR IAW EA 400, 57EA 15257. THIS IS A CAT B REPAIR, REQUIRES DETAIL VISUAL INSPECTION AND HFEC AT NEXT C-CHECK OR 4,500 FLT. CYCLES, REPEAT INTERVAL AT EVERY C-CHECK OR 4,500 FLIGHT CYCLES WHICHEVER COMES FIRST. REFER TO DTI/EC 400 57DTI-15259. NOTE: ENTERED INTO AT TASK FOR CAT. B REPAIR.