What was found
WING A/I FAIL IN CONJUCTION WITH WING ICE CONDITION, NO A/I EICAS WARNING FOLLOWED BY STAB A/I FAIL AND BLEED LOW TEMP EICAS MESSAGES. EICAS MESSAGES PERSISTED IN ICING CONDITION. MDT PERFORMED CROSS BLEED START FROM NR 1 ENGINE TO NR 2 ENGINE IAW AMM 71-00-01-910-805-A, NO DEFECTS NOTED. PERFORMED ANTI ICING SYSTEM OPS CHECK IAW AMM 30-00-00, SUB TASK 841-003-A, NO DEFECTS NOTED. CAN NOT DUPLICATE PROBLEMS. OK FOR SRVICE