As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING FLAP EXTENSION ON APPROACH; BOTH L AND R FLAPS STOPPED AT APPROXIMATELY 9 DEGREES. EXECUTED A GO-AROUND. RAN THE CHECKLIST FOR TRAILING EDGE FLAP DISAGREE AND EXTENDED THE FLAPS MANUALLY TO 15 DEGREES. NO ASYMMETRY. LANDING WAS UNEVENTFUL. REPLACED THE LT FLAP POSITION TRANSMITTER IAW AMM 27-58-01 AND REF FIM 27-51 TASK 813.