What was found
LEFT IGNITOR DID NOT START NR 1 ENGINE. RIGHT IGNITOR STARTED NR 1 ENGINE. ACFT GROUNDED. PERFORMED FIM 74-21 TASK 806, ACCOMPLISHED MAIN IGNITOR PLUG INSPECTION IAW AMM 74-21-02-200-801-F00. LEFT IGNITOR PLUG OUT OF LIMITS. PERFORMED MAIN IGNITOR PLUG REPLACED IAW AMM 74-21-02-000-801-F00 AND AMM 74-21-02-400-801-F00. PERFORMED AUDIBLE TEST OF THE IGNITION SYS EEC BITE IGNITORS TEST IAW AMM 74-00-00-750-801-F00. OPS CHECKED GOOD.