What was found
DURING CLIMBOUT WITH STANDARD TAKEOFF POWER SET, NR 1 ENGINE FIRELIGHT ILLUMINATED WITH HORN ON. SHUT DOWN ENGINE IAW WITH CHECKLIST. REMOVED AND REPLACED MAIN OIL STRAINER DUE TO INFLIGHT SHUT DOWN OF NR 1 ENGINE. ENGINE WINDMILLED FOR APPROXIMATELY 10 MINUTES. WORK DONE IAW AMM. LEAK CHECKED GOOD. REMOVED AND REPLACED 13TH STAGE SADDLE DUCT IAW AMM. LEAK CHECKED GOOD. AWAITING UPPER ENGINE COWL. INSTALLED UPPER ENGINE COWLING IAW AMM. OK FOR SERVICE.