As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) AFTER GEAR RETRACTION THE CREW REPORTED A BANGING NOISE FROM THE NOSE GEAR AREA AND THE GEAR WOULD MOMENTARILY INDICATE IN TRANSIT. THE CREW DID NOT DECLARE ANY LEVEL OF EMERGENCY BUT REQUESTED THE FIRE TRUCKS ATTEND AS A PRECAUTION. AIRCRAFT WAS APPROXIMATELY 1500KG OVER MAX LANDING WEIGHT. RESOLUTION: REPLACED NLG UPLOCK AND PROX SENSORS PER AMM 32-32-03 PB 401, GEAR SWUNG, CHECKS SERVICEABLE.