As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PDX - NOSE LANDING GEAR FAILED TO RETRACT ON TAKEOFF. AIRCRAFT RETURND TO STATION WITHOUT INCIDENT. AIRCRAFT WAS FERRIED TO EUG FOR REPAIRS. MAINTENANCE REPLACED NOSE RETRACTION JACK. SYSTEM OPERATIONAL CHECK NORMAL DURING GEAR RETRCTION CHECK. AIRCRAFT RETURNED TO SERVICE. (M)