What was found
CREW INITIATED AN EMERGENCY DESCENT, DECLARED AN EMERGENCY AND ACFT DIVERTED, BLEED 2 LEAK CAS MESSAGE PASSING 28K. CONDUCTED QRH BLEED LEAK MESSAGE EXTIGUISHED AFTER BLEED 2 SELECTED OFF. TROUBLESHOT IAW FIM 36-21-00-810-802-A00 FOUND ERRONEOUS EVENT LOCATIONS ON SYS 2, CHANNEL B INSPECTED RT ODS LOOP 5. REPLACED CERAMIC PINS AT P 46, P1065, J2148, J1059. INSPECTED RT BLEED DUCTING FROM PYLON TO PACK BAY FOR EVIDENCE OF LEAKAGE NEAR LOOP 5 NO DEFECTS NOTED. FOUND RT PRECOOLER SEAL DETACHED FROM PYLON. SEALED IAW 36-11-08, OPS CHECK OF ENG BLEED IAW 36-11-00-710-801A GOOD.