What was found
FIRE INDICATION ON NR 1 ENGINE, SHUTDOWN IN FLIGHT. BOTH BOTTLES DISCHARGED. LIGHT EXTINGUISHED WHEN PWR REDUCED, CAME BACK ON WHEN PWR APPLIED. REPLACED AFT A-LOOP DETECTOR CONNECTOR IAW 727-200 WDM 26-11-01 AND OP CHECKED IAW 727-200 MM 26-11-002-5, WITH NO DEFECTS NOTED. A/C OK FOR SERVICE.