What was found
ON PUSH BACK AT GATE THE NR 2 ENGINE AUTO SHUTDOWN, RT ENGINE LOW PRESSURE FUEL PUMP DISPLAYED ON EICAS. MAINT TROUBLESHOT & REPLACED NR 2 ENGINE FUEL FLOW GOVERNER IAW T/C R5M73603, OPS CHECK GOOD IAW T/C F5M73601. REPLACED NR 2 ENGINE HIGH PRESSURE FUEL PUMP IAW T/C R5M73602; OPS CHECK GOOD.VENDOR CONFIRMED FAILURE OF FFG S/N 2119684. FOUND DAMAGED VALVE (P/N 3575-068), TORN DOUBLE SEAL (P/N 1391-508), AND 2 EA. TORN PACKINGS (P/N 182650), NUMEROUS PARTS FOUND WORN BEYOND LIMITS (I.E. GOVERNOR PRELOAD ADJUSTER, FUEL VALVE, BLEED SENSOR DIAPHRAGM, AND CAM ASSEMBLY. UNIT WAS OVERHAULED IAW CMM 73-21-02, REV. 5. VENDORS FAILURE ANALYSIS OF HP FUEL PUMP S/N B271 CONFIRMED FAILURE OF THE UNIT. BEARING BLOCKS, SOLI