As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NLG DOORS OPENED IN FLIGHT AT FL 210 AT 265 KTS. REMOVED AND REPLACED NLG DOOR SEQ VALVE (DID NOT FIX). SLAVED IN LGCU (DID NOT FIX). REMOVED AND REPLACED L CONTROL HANDLE PERFORMED GEAR SWINGS. OPS CHECK GOOD. SOLENOID VALVE - PN 2225-0100-003 SN 822 TSN 43745.17 CSN 26281 - LEVER, LANDING GEAR CONTROL PN 7-45550-3 SN 0294 TSN 33809.42 CSN 21003