As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON APPROACH WHEN SELECTING FLAPS 25 DEGREES TO FLAPS 45 DEGREES OUTBOARD PAIR WILL NOT EXTEND CAUSING A FLAP DISSAGREEMENT. (WOULD NOT CLEAR USING QRH) . SLOWING THROUGH 120 KNOTS, EXTENDED. FOUND FLAP TRACKS DIRTY, CLEANED FLAP TRACKS AND CANNON PLUGS. OPS CHECK GOOD.