What was found
LEFT WING NR 4 SLAT OTBD MAIN TRACK, CORRODED ON UPPER SIDE. R & R NR 4 SLAT TRACK IAW CMM.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
LEFT WING NR 4 SLAT OTBD MAIN TRACK, CORRODED ON UPPER SIDE. R & R NR 4 SLAT TRACK IAW CMM.