As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LANDING GEAR FAILED TO EXTEND SO THE CREW EXTENDED MANUALLY. THEY DECLARED AND EMERGENCY AND LANDED WITHOUT FURTHER INCIDENT. TRUCKS WERE ROLLED BUT THE CABIN WAS NOT BRACED. SUPLEMENTAL INFORMATION MX R&R MLG SELECTOR VALVE. OPS CHECK GOOD