What was found
LEFT PNEUMATIC DUCT VALVE CHAFING AGAINST WEB AT FRAME STATION 1382 BELOW STRINGER 4 LEFT. REMOVED DAMAGED WEB DOUBLER, FABRICATED AND INSTALLED DOUBLER.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
LEFT PNEUMATIC DUCT VALVE CHAFING AGAINST WEB AT FRAME STATION 1382 BELOW STRINGER 4 LEFT. REMOVED DAMAGED WEB DOUBLER, FABRICATED AND INSTALLED DOUBLER.