What was found
FLT 334 SFO-SFO (ETOPS). AFTER ENGINE START HYDRAULIC SYSTEM B LOW PRESSURE.; REF LG 4392214 FOR REMOVED AND REPAIR OF (2705GJ) CONTACTOR. (REF LG 4392214-1: PER TSM 29-12-00810-805-A STEP 2(B) SOL VALVE LEAKAGE MEAS (2160G) CORRECT IN VALVE, NEXT STEP IS MAINIFOLD, FURTHER TROUBLESHOOTING REQUIRED), (REF LG 4392214-2:PER TSM 29-12-00-810-804-A R + R BLUE ELECTRIC PUMP CONTACTOR VIN 2705GJ REF AMM 29-12-55-000-001-A, AMM 29-12-55-400-001-A. OPS CK GD) . PEROFRMED OPS CHK OF HYDRAULIC SYSTEM IAW AMM 29-10-00-863-003-A01 AND IDLE RUN IAW AMM 71-00-00-710-028. A/C OK FOR SVC