What was found
DURING ROLLOUT, AFTER LANDING AT APPROX 80 KTS, A WHEEL WELL FIRE ECAS ANNUNCIATED. AFTER AIRCRAFT WAS STOPPED AND PARKING BRAKE WAS SET, ALARM STOPPED. AUTO BRAKES 3 USED. COMPLIED WITH MTSI 26-17-0176, REPLACED RELAY K693. SYSTEM CHECKED GOOD, ACFT OK FOR SERVICE.