What was found
DURING ENG START (#1 ENG) FUEL FLOW CAME UP TO 1.3 AND THEN BACK TO 0.00. HSF EGT RISE TO 350 AND THEN BEGAN TO COOL. ATTEMPTED SECOND START WITH SAME RESULTS. AFTER MX CONSULT, A THIRD ATTEMPT WAS MADE - SAME RESULTS. GROUNDED - YES. PERFORMED EEC BITE TEST B737-900 AMM REF TASK 73-00 TASK 801, NO FAULT RECORDED NO ENGINE EXCEEDANCES. AUDIBLE TEST OF L/R IGNITION PASSED. CLEANED ELEC CONNECTOR AND RECONNECTED TO SPAR VALVE. VERIFIED OPS TEST OF SPAR VALVE SATISFACTORY. RAN ENGINE AT IDLE POWER AMM 28-22-00-710-801.