What was found
DURING BC-4 CHECK A 4 INCH CRACK WAS FOUND IN RT AFT TRAY (WEB) OB OF Y1292 RT, AFT OF FR 68. MAINTENANCE REMOVED CRACKED RT AFT TRAY AT Y1292 RT, FROM FR 68 TO FR 69; FABRICATED A NEW REPLACEMENT TRAY; INSTALLED REPAIR PART IAW A320 SRM 51-72-11.