What was found
INFLIGHT ENGINE SHUTDOWN, NR 2 ENGINE WAS SHUTDOWN DUE TO FIRE DETECTION LIGHT AND FAULT LIGHT. NR 2 FIRE DETECTION 'A' LOOP WOULD NOT TEST. COMPLETED ENGINE SHUTDOWN CHECKLIST. HYDRAULIC SYSTEM SHUTDOWN FOR 20 MINUTES. INCIDENT TIME FRAME, AIRCRAFT DEPARTED ANC 22:15Z. IRREGULARITY OCCURRED 07:15Z. AIRCRAFT BLOCKED IN AT PVG TO 07:48Z. FOR NR 2 ENGINE FIRE DETECTION 'A' CORRECTIVE ACTION, REF WDW WIRING CHECK FOR INSULATION AND RESISTANCE, FOUND OK. CLEANED ALL ELEMENT CONNECTORS. INSTALLED BACK. GROUND TEST OK PER MM 26-11-02. (M)