As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
IAD/EWR - FLT 6263 - DURING TAKEOFF AT 1,115 HRS ON 9-30-95, RETURNED TO IAD DUE TO THE LANDING GEAR WILL NOT RETRACT WHEN SELECTED UP AFTER TAKEOFF. AIRCRAFT RETURNED TO IAD WITH NO FURTHER INCIDENTS. MAINTENANCE RESET THE SHUTTLE RELEASE VALVE AND THEN PERFORMED GEAR SWINGS. AIRCRAFT WAS RELEASED AND APPROVED FOR RETURN TO SERVICE. (X)