What was found
FUEL IMBALANCE INDICATION - RAN QRH - SHUT DOWN #1 ENGINE DUE TO POSSIBLE FUEL LEAK PER QRH / [01] PERFORMED ENGINE FUEL FEED MANIFOLD LEAK TEST PER AMM. 28-22-15-701-801.;[02] R/R CENTER TANK COMPENSATOR AND UNITS ALSO BOOST PUMP DISCHARGE CHECK VALVES PER AMM 28-41-21 AND 28-22-71. LEFT WING FWD AND AFT TANK BOOST PUMP DISCHARGE CHECK VALVES PER AMM. 28-22-71<BR>WORK PERFORMED ON TANK TIGERS WO#S 12234R933 AND 12234R938 REF TTG8Q00EHP3E.