What was found
MKE - FLT 293 - AFTER TAKEOFF, THE NOSE GEAR WOULD NOT RETRACT. FLIGHT RETURNED TO MKE WITHOUT INCIDENT. INSPECTED NOSE GEAR RETRACT AND EXTEND MECH. NO DEFECTS NOTED. SERVICED NOSE GEAR STRUT, IAW DOUGLAS MM 32-21-02. GEAR SWING CHECKS GOOD. (W)