What was found
STATUS MESSAGE: LT ENGINE IGNITOR 1. NO LIGHT OFF OF FIRST ATTEMPT, LEFT ENGINE NORMAL START 2ND ATTEMPT W/ENGINE START BOTH. PERFORMED AUDIBLE TEST OF LT ENGINE IGNITER 1. NO FAULTS NOTED, STATUS MESSAGE CLEARED, NO FAULTS NOTED AT THIS TIME. PERFORMED AUDIBLE TEST, IAW AMM 74-00-00-705-104-H03. TRANSFERRED LT ENGINE IGNITOR 1 TO DMI NR 136674, IAW MEL 74-00-01A, CAT A, DUE 25OCT20. MCC NOTIFIED. PLACARDS INSTALLED. DISPATCH- ZH AT 1540Z. REMOVED AND REPLACED LEFT ENGINE IGNITOR 1 PLUG, IAW AMM 74-21-02. PERFORMED ENGINE RUN, IAW AMM 71-00-00, TWICE BOTH CHANNELS OF EEC OPERATIONS NORMAL. THIS CLEARS DMI 136674. ALL PLACARDS REMOVED. ZH 1812Z. P/N OFF: CH31772A, NSN. DUE TO REPLACEMENT OF LT ENGINE IGNITOR 1, ALSO REMOVED AND REPLACED LT ENGINE IGNITOR 2 FOR MX CONVENIENCE, PER AMM 74-21-02. PERFORMED ENGINE RUN, IAW AMM 71-00-00. OPERATIONS GOOD, NO FURTHER DEFECT NOTED.