As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DISCREPANCY: DURING CRUISE THE #3 STRUT OVERHEAD LIGHT ILLUMINATED. THE CREW COMPLIED WITH THE APPROPRIATE CHECKLISTS, AND LIGHT WENT OUT WHEN #3 ENGINE WAS RETURNED TO IDLE POSITION. A/C CONTINUED TO HSV AND LANDED WITHOUT FURTHER DIFFICULTIES. CORRECTIVE ACTION: REMOVED AND REPLACED HIGH PRESSURE BLEED VALVE AND DUCT PER B727 MM. GROUND RUN AND LEAK CHECK GOOD. NO LEAKS NOTED. OVER HEAT LIGHT STAYED OUT. A/C WAS RETURNED TO SERVICE.