What was found
(CAN) DURING ENGINE OIL SERVICING A BLEED LEAK WAS DISCOVERED. INSPECTION REVEALED A CRACKED BLEED-AIR CROSSOVER DUCT. RESOLVED ON W/O: 351549, TASKCARD: NR-00001, NEW DUCT INSTALLED AND LEAK TESTED IAW AMM TASK NO 36-19-09-400-801, PN GG670-80301-1, SN OFF: 0384, SN ON: 0378.