53 NO. 1 ENGINE - ENGINE - GENERAL - SPARE PARTS RELEASE FOR CFM56-78 IPC. SERVICE BULLETIN MOS HRS/S1SC - ENC SB 72-0454 NO. 1 ENGINE -FAN AND BOOSTER ASSEMBLY (72-21-00) - IMPROVEMENT OF THE FAN AND BOOSTER VANE ASSY TO PREVENT THE CORROSION. SERVICE BULLETIN MOS HRSfMSC - ENC SB 72-0454 RI NO. 1 ENGI

NGINE -SPARE PARTS RELEASE FOR CFM56-7B IPC AND CMM. SERVICE BULLETIN MOS 31 -JAN-2008 HRSAISC - ENC SB 72-0678 NO. 1 ENGINE - ENGINE - FAN AND BOOSTER ASSEMBLY (72-21-00) - INTRODUCTION OF A NEW AXIAL STOP PIN. SERVICE BULLETIN C6-JAN-2008 MOS HRSAISC - ENC SB 72-0679 NO.1 ENGINE - ENGINE - FAN FRAME

0453 NO.2 ENGINE - ENGINE - GENERAL - SPARE PARTS RELEASE FOR CFM56-78 IPC. SERVICE BULLETIN MOS HRS/S1SC - ENC SB 72-0454 NO.2 ENGINE -FAN AND BOOSTER ASSEMBLY (72-21-00) - IMPROVEMENT OF THE FAN AND BOOSTER VANE ASSY TO PREVENT THE CORROSION. SERVICE BULLETIN MOS HRSfMSC - ENC SB 72-0454 RI NO.2 ENGIN

TO INFORMATIONAL EARLIER CFM56-76 SAC ENGINE MODELS. SERVICE BULLETIN MOS 04-JUN-2013 HRSOJSC - ENC SB 72-0909 NO.2 ENGINE - ENGINE - FAN AND BOOSTER ASSEMBLY (72-21-00)- INTRODUCTION OF A NEW FAN BLADE PLATFORM. SERVICE BULLETIN MOS 20-NOV-2012 HRS/PASC ENC SB 72-0911 NO.2 ENGINE - GENERAL (72-00-0