What was found
FLAPS FAILED AT ZERO ON TAXI. RETURNED TO BLOCKS. REMOVED, CLEANED AND RELUBED RT FLAP SYSTEM FLEXIBLE DRIVE SHAFTS.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
FLAPS FAILED AT ZERO ON TAXI. RETURNED TO BLOCKS. REMOVED, CLEANED AND RELUBED RT FLAP SYSTEM FLEXIBLE DRIVE SHAFTS.