What was found
MCI - DURING OP 15 MAINTENANCE CHECK, FOUND FORMER RING STATION 1380 BELOW LONGERON 4L WITH GOUGE WORN INTO FORMER BY IMPROPERLY INST AIR VALVE. REMOVED DAMAGED AREA AND APPLIED FILLER AND DOUBLER PER SRM 53-01 PAGE 9. (M)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
MCI - DURING OP 15 MAINTENANCE CHECK, FOUND FORMER RING STATION 1380 BELOW LONGERON 4L WITH GOUGE WORN INTO FORMER BY IMPROPERLY INST AIR VALVE. REMOVED DAMAGED AREA AND APPLIED FILLER AND DOUBLER PER SRM 53-01 PAGE 9. (M)