As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED. EMERGENCY DECLARED. LANDING UNEVENTFUL. DURING APPROACH, LANDING GEAR WOULD NOT EXTEND. GO AROUND INITIATED. QRH PROCEDURE ACCOMPLISHED WITHOUT RESOLUTION. LANDING GEAR EXTENDED MANUALLY. MAINTENANCE ACCOMPLISHED FUNCTIONAL CHECK OF LANDING GEAR IAW AMM 32-31-00 AND BITE CHECK OF LGCIU NR 1 AND NR 2 IAW AMM 32-69-00 WITH NO FAULTS FOUND. R & R LANDING GEAR NORMAL CONTROL LEVER IAW AMM 32-31-11 AND LGCIU NR 1 IAW AMM 32-31-72. OPS CHECK NORMAL IAW AMM 32-31-00.