What was found
EN ROUTE, NR 1 ENG SHUTDOWN AT 27,000 FT, ATTEMPTED RESTART WITHOUT SUCCESS, DECLARED EMERGENCY & LANDED WITHOUT FURTHER EVENT. MX FOUND SEALS ON PRESS DUMP VALVE INPUT FUEL LINE TORN & LEAKING. REPLACED SEALS, ENGINE RUN OPERATIONAL CHECK WAS GOOD. MX R/R LT FUEL S/O VALVE & ACT ASSY IAW AWA, OPS CHK GOOD. INSPECT OF GATE VALVE ASSY FOUND UNIT TO OPERATE NORMALLY. A GOUGE FOUND IN 1 OF BLADE SEAL HOUSINGS, DAMAGE NOT SUFFICIENT ENOUGH TO HAVE CAUSED PROBLEM. UNIT O-HAULED IAW CMM, & MODIFIED PER SB 61163-28-03. TEST & DISASSY OF FUEL S/O VALVE ACTUATOR FOUND NUMEROUS DISCREP, BUT VALVE OPERATED NORMAL. UNIT O-HAULED IAW CMM. ENG IN FLT SHUTDOWN ATTRIBUTED TO TORN SEALS ON PRESS DUMP VALVE INPUT FUEL LINE.