What was found
SJC - FLT 2143 - EN ROUTE MIA-CCS DURING CRUISE, THE NR 3 ENGINE STRUT OVERHEAT LIGHT ILLUMINATED. ACCOMPLISHED ABNORMAL PROCEDURES AND LIGHT EXTINGUISHED. ACFT DIVERTED TO SJU AND LANDED WITHOUT INCIDENT. REPLACED NR 3 ENGINE MODULATING VALVE SENSE LINE. ACCOMPLISHED GROUND ENGINE RUN WITH NO DEFECTS FOUND. SYSTEM GROUND CHECKED NORMAL OPERATION. (W)