What was found
ABORTED ENGINE NR 2 START. WITH 25 PERCENT N2 START LEVER WAS AT IDLE AND INITIAL FUEL FLOW WENT TO .2 AND THEN ROLLED BACK TO ZERO. SPAR VALVE CLOSED LIGHT ILLUMINATED AT THE SAME TIME. AT GATE NR 2 ENGINE LT IGNITION C/B WAS FOUND TRIPPED. ACFT GROUNDED. FOUND LT IGNITION C/B OPENED. RESET LT IGNITION C/B IAW AMM 20-60-01. ACCOMPLISHED IGNITOR SYSTEM AUDIBLE TEST ON LT IGNITION SYS. ACCOMPLISHED NR 2 ENGINE MOTORING & START WITH BOTH LT & RT IGNITION SYSTEMS. GROUND VERIFICATION OF IGNITION. SYS CHECKED GOOD. REF AMM 74-00-00-750-801-F00 & AMM 20-60-01.