What was found
ON FLT 404 - ATL-CLT - AIR RETURN, THE NOSE GEAR DID NOT RETRACT AFTER TAKEOFF, LANDED NORMAL. TROUBLE SHOT AND ADJUSTED DOORS PER DC MM 32-20-0. REMOVED AND REPLACED NOSE GEAR RETRACT CYLINDER PER DC MM 32-32-6. PERFORMED NLG EXTENT, RETRACT AND EMERGENCY EXTENSION PER DC MM 32-30-0, OPS CHECK NORMAL. (M)