What was found
FLIGHT 3600, CREW REPORTED THAT ON TAKEOFF, RECEIVED A DISPLAY COOL CAUTION MESSAGE. CREW FOLLOWED AOM PROCEDURES AND THE MESSAGE CLEARED. CAME BACK DURING CRUISE AND CONTINUED AOM PROCEDURES AND MESSAGE CLEARED AND THEN CAME BACK. CREW ELECTED TO DIVERT. AIRCRAFT LANDED WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. REMOVED AND REPLACED NR 1 AND 2 COCKPIT DISPLAY COOLING FANS AND FILTER IAW AMM 21-24-12 AND AMM 21-24-16. AIRCRAFT WAS RETURNED TO SERVICE.