MAIN BODY ASSEMBLY. SERVICE BULLETIN MOS HRSIISC - ENC SB 73-0154 N0.2 ENGINE - FADEC3 - CFMS6-78 - EEGECU CONVERSION FROM PIN 2042M67P02 TO PIN 2042M67PO4. SERVICE BULLETIN MOS 01.MAY.2CC-9 HRSLISC - ENC ?-Insufficient Information +-Task exists in Inspection Manual (s)-Suppressed Requirement (ex)-Ex