What was found
LEVEL 3 ENG 2 A-ICE DUCT ALERT, COMPLIED WITH QRH, ENG 2 SHUTDOWN. FLIGHT CREW VERBAL REPORTED ALERT CAME ON 45 MINS BEFORE LAND TO NRT. DUCT SENSOR RESISTANCE. PER FIM 30-22-00. FOUND SHORT TO GROUND AT P1-1843, PIN 10 WAS 15KOHM AND PIN 11 WAS 15KOHM. CHECKED BANJO COWL DUCT OVHT SENSORS (D1-90 & D1-91) WAS BOTH SHORT TO GROUND. R/RED BOTH SENSORS (D1-90 & D1-91) AND RESISTANCE CHECKED NORMAL PER MM 30-22-11-4. AIR SYS TEST PASSED. BOTH PN SAME 35519-4-310. DURING T/S, FOUND WORN AND SEPARATED B-NUT AND FITTING ON AIR TUBE BETWEEN ANTI-ICE MANIFOLD SHROUD AND POPOUT INDICATOR. REPAIRED PIPES PER AMM20-10-01-2 AND INSTALLED HOSE P/N113851-501.