What was found
SHIP 1611 - DIV - CREW REPORTS F/O PITOT PROBE FAILURE ENROUTE SEA-PEK. DUE ICING CONDITIONS INTO PEK DECISION MADE TO DIV TO HET. BEFORE DESCENT, CREW RECEIVED MULTIPLE FAILURES/MESSAGES RELATING TO A PITOT FAILURE. THE SOURCE OF THE MESSAGES WAS IDENTIFIED AS THE FOS PITOT HEAT BEING INOP. ALL MESSAGES CLEARED WITHIN MOMENTS EXCEPT THE FO PITOT HEAT. AFTER DISCUSSION WITH DISP/MCC, JOINT DECISION WAS MADE TO CONTINUE TO PEK AVOIDING ICING CONDITIONS. WHILE ON DOWNWIND, PEK AIRPORT ENTERED A GROUND STOP DUE TO THUNDERSTORMS. DUE TO LIMITED FUEL AND ESTIMATED REOPENING TIME OF PEK, JOINT DECISION WAS MADE TO DIVERT TO HET. CORRECTIVE ACTION: MAINTENANCE CHECKED PROBE WIRING AND CONFIRMED ELEMENT OPEN/FAILED. PROBE REPLACED AND SYSTEM CHECKS NORMAL. LP 4641248