What was found
DURING CLIMB-OUT LEVEL1 ENG 2 ANTI-ICE DISAGREE OCCURRED 3-4 TIMES. EN ROUTE AT FL310 AIR MANF 2 FAIL LEVEL 3 DUMPED 10K, LANDED AT KDEN AS PER RED TABS. AIR SYS CONTROLLER SHUTOFF BLEED AND PACK AT ALTITUDE NR 2 MANIF FAILED PRESSURE DECAY TEST PER MM 36-00-01-5. FOUND NR 2 ENG AIR DUCT AAM7414-1 IN FWD LEFT SIDE OF CTR CARGO COMPT LEAKING. REMOVED AND REPLACED HYD CLAMPS AND AIR LINE CLAMPS ON TWO VERTICAL BRACES NEXT TO AFT END OF DAMAGED DUCT. ALSO, REMOVED TOP AND BOTTOM FASTENERS ON TWO BRACES TO ALLOW R/R`D OF MANIFOLD DUCT. INSTALLED NEW DUCT PERFORMED PNEUMATIC SYS NR 2 DECAY, TEST IAW MD-10-10 M/M SUPP 36-00-02-5 AND WING ANTI-ICE SYS TEST IAW MD-10-10 M/M 30-11-00-5. BOTH TESTS PASSED.