As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PHX - MAJOR REPAIR - DURING INSPECTION A CRACK WAS FOUND ON STRINGER 23 LT AT BS 727E. MAINTENANCE REMOVED EXISTING DOUBLER AND REMOVED DAMAGED SECTION OF STRINGER 23 LT AT BS 727E; PERFORMED A HFEC INSPECTION TO VERIFY NO CRACKS EXIST; FABRICATED A REPAIR DOUBLER; INSTALLED REPAIR IAW B737-300 SRM 53-00-01, FIG 202.