As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLAPS FAIL AT 20 ON APROACH CW QRH LANDED UNEVENTFULLY. FLAP FAIL OCCURED WHEN SELECING FROM 20 TO 30 DEG. PERFOREMED FLAP RESET PROCEEDURE, IAW AWAC SUP 98-18I BOX 12. FLAPS RESET. PLACARDED AND PLACED ON MEL. AIRCRAFT REMOVED FROM SERVICE. T/S RT BPSU FOUND TO BE BAD. R & R RT BPSU, IAW AMM 27-51-10. OPERATIONS CHECK GOOD. REM PLACARD REMOVED FROM MEL