As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING GEAR RETRACTION HEARD A CONSISTANT MECHANICAL BANKING UNDER COCKPIT FOR APP 8 SECONDS. NOISE OCCURED APP 2 TIMES/SECOND. FLT 4743 DEL 45 MINS. EMERGENCY DECLARED. REMOVED AND REPLACED NOSE LANDING GEAR ACTUATOR AND DOOR SELECTOR VALVE IAW AMM 32-22-10 AND AMM 32-22-20. OPS CHECK GOOD. OK FOR SERVICE. (B)