What was found
FUEL PUMP R AFT EICAS MAT SHOWS MSG #28-12013 LATCHED. FAULT HISTORY ON CMCF SHOWS ONLY ONE FAULT (LEG 0). FOUND GFI RELAY ON P210 K28242 TRIPPED. ADDED PHOTOS OF PRESENT LEG, FAULT HISTORY , AND K28242 RELAY. REPLACED K28242 GFI RELAY - NO HELP. FUEL SYNOPTIC SHOWS "AMBER X" FOR RIGHT AFT FUEL PUMP WITH SW ON. STATUS MSG "FUEL PUMP R" DISPLAYED ON EICAS. CHECKED GFI AGAIN FOUND TRIPPED.REF FIM 28-22 TASK 899, IPC 24-09-01-36H ITEM 57. AMM 28-22-19-400-801.2. REPLACED R AFT BOOST PUMP AMM 28-22-05-400-801. RESISTANCE CHK LESS THAN .25 MILLIOHM. REPLACED R AFT BOOST PUMP AMM 28-22-05-400-801. RESISTANCE CHK LESS THAN .25 MILLIOHM ADD EMP:U221737 ACCOMPLISHED IDT INSPECTION OF R AFT BOOST PUMP REF AMM 28-22-05-400-801. RESISTANCE CHK LESS THAN .25 MILLIOHM.