As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
UPON LANDING GEAR RETRACTION, NOSE GEAR MADE HEAVY BANGING NOISE REPEATEDLY IN WHEEL WELL AND RED NOSE GEAR UNLOCK LIGHT REMAINED ON. EXTENDED GEAR NORMALLY AND RETURNED FOR A NORMAL LANDING. REMOVED LOWER BARREL AND REPACKED THE SEALS. INSTALLED LOWER BARREL AND SERVICED THE STRUT. NOSE CLEARANCE GEAR SWING CHECKS GOOD. ALL WORK PERFORMED IAW THE MM CH 32-20-01 OPS AND LEAK CHECKS GOOD.