What was found
ALERTED TO "ENG FIRE ALERT LO" ON NR 1 ENGINE. POSSIBLY COINCEDENTAL, BUT ALERT OCCURED WITHIN 10 SECONDS OF STATIC DISCHARGE/LIGHTNING STRIKE. REMOVED AND REPLACED NR 1 FIRE BOTTLES IAW AMM 26-21-01-4, OPS CHECKED IAW AMM 26-21-01-5, INSTALLED NEW FIREX DISCHARGE CARTRIDGES IN NEW BOTTLES IAW AMM 26-21-05-4. ALL ITEMS OPS CHECKED NORMAL. ALSO PERFORMED THE OPS CHECK PER ENGINEERING ERS REQUEST 12-0018, AMM 26-21-07-5, ALL TESTS PASSED.