What was found
1. DURING APPROACH, LOUD HOWL OR GROAN NOISE FROM BELOW COCKPIT. AFTER LANDING TURNED OFF PACK 2, NOISE STOPPED. 2. PACK 2 EICAS MSG, PACK WILL NOT RESET. 3. TURNING FINAL APPROACH APPROX 3000 FT, BURNING SMELL COMING THROUGH A/C SYSTEM, LESSENED THROUGH LANDING.(<P>CONFIRMED BURNING SMELL FROM PACK 2 PER FIM 21-00 TASK 810 & AMM 05-51-56. TRANSFER TO DMI 217153 PER MEL 21-51-01-03 CAT C DUE DATE 30SEP24.</P> / <P>LP 1787053 M7: R/R ACM PER AMM 21-51-04. OPS CHECK GOOD. DMI 217153 CLOSED. REF IPC 21-51-04-02 ITEM 35.