What was found
FLT 943 - ABE-IAD - DURING TAKEOFF AND CLIMB, MADE AN UNSCHEDULED LANDING DUE TO GEAR WOULD NOT RETRACT. AIRCRAFT RETURNED TO GATE WITH NO FURTHER PROBLEMS. MAINTENANCE INSPECTED AND PERFORMED GEAR SWINGS AND FOUND NOSE GEAR STRUT STUCK. MAINTENANCE REPACKED STRUT, OPS CHECK OK. AIRCRAFT WAS RELEASED AND APPROVED FOR RETURN TO SERVICE. (M)