What was found
FLT 1723 - BOS-TOL - THE AIRCRAFT ENCOUNTERED A NR 3 ENGINE STRUT OVERHEAT WHICH WENT OUT WHEN THE THROTTLE WAS RETARDED HALFWAY BACK. THE AIRCRAFT CONTINUED TO TOL AND LANDED WITHOUT ANY FURTHER DIFFICULTIES. REMOVED AND REPLACED A FLEX LINE FOR THE NR 3 ENGINE BLEED SYSTEM. THE SYSTEM WAS OPERATIONALLY CHECKED AND WAS FOUND TO BE NORMAL. THE AIRCRAFT WAS RETURNED TO SERVICE. (M)