As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ALTERNATE GEAR EXTENSION DOOR IS BINDING. WILL ONLY OPEN HALF WAY. REPLACED SECONDARY MLG SELECTOR VALVE IAW MM TASK 29-21-06-000-801 AND 29-21-06-400-801. LANDING GEAR ALTERNATE EXTENSION SYS OPS TESTED GOOD IAW MM TASK 32-34-00-710-801.