What was found
RT AFT MAIN BOOST PUMP INOP.(<P>TRANSFERRED TO MEL 28-22-01, MDDR 126137, CAT C, MBCB 01APR20. PLACARD INSTALLED. MAINT PROCEDURES C/W, AC RESTRICTED TO ETOPS 120.</P><P>LP <SPAN>1138686: </SPAN><SPAN>REMOVED AND REPLACED RH AFT MAIN BOOST PUMP ASSY IAW AMM 28-22-03. OPS CK GOOD, DMI 126137 CLEARED, PLACARD REMOVED.</P><P>LP 1138688: "RH AFT FUEL PUMP" EICAS MSG, RE-OPENED DMI 126137, DDG 28-22-01, CAT 'C'. </P><P>LP 1138699: T/S PER FIM 28-22 TREE 812 AND AMM 28-22-00-210-501. REMOVED AND REPLACED BOOST PUMP IAW AMM 28-22-03. THIS CLEARS MDDR 126137. <BR /></P>)