What was found
ORD - EN ROUTE PSP AFTER TAKEOFF NOSE GEAR WOULD NOT RETRACT COMPLETELY. RED NOSE GEAR LIGHT REMAINED ON AND GREEN NOSE GEAR WENT OUT. RETURNED ORD AND LANDED WITHOUT INCIDENT. JACKED AIRCRAFT PER MM 7-12-00-2, PERFORMED INSPECTION OF NOSE GEAR. NO FAULTS NOTED. DROP CHECKED NOSE GEAR THREE TIMES, NO FAULTS. GREASED NOSE GEAR WITH WTR. SYSTEM GROUND CHECKED NORMAL OPERATION.