As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ALTERNATE GEAR DOOR ON FLOOR WILL NOT OPEN FULLY. FERRIED FOR REPAIRS. REPLACED THE SECONDARY MLG SELECTOR VALVE IAW AMM TASK 29-21-06-000-801 AND 29-21-06-400-801. OPS TEST OF THE ALTERNATE EXTENSION SYS. GOOD. OK FOR CONTINUED SERVICE. DOOR OPENS FULLY. RETURNED TO SERVICE.