What was found
NR 1 ENGINE OIL TEMPERATURE REACHED 108 DEGREES C (RED) IN CLIMB. LEVELED OFF AT 13,000. RETURNED TO FIELD, LANDING UNEVENTFUL. FOUND A NR 1 OIL TEMPERATURE EXCEEDENCE OF 107.8 FOR 165 SECONDS. PERFORMED AN OPS TEST OF THE OIL COOLER FLAP DOOR ACTUATOR IAW TASK 79-21-31-710-801, FOUND THE NR 1 DOOR REMAINED CLOSED. R & R THE NR 1 OIL COOLER AIR OUTLET FLAP ACTUATOR IAW AMM TASK 79-21-31-000-801 AND 79-21-31-400-801. OPS CHECK GOOD, DOOR OPENS/CLOSED NORMALLY. RAN BOTH ENGINE AT SEVERAL DIFFERENT POWER RATINGS FOR SEVERAL MINUTES, ENGINE OIL TEMPS STAYED WITHIN LIMITS. THE ORIGINAL AREA WAS IN "AREA A" OF FIGURE 603 IN Q400 AMM TASK 5-11-00-992-802 FOR LESS THAN 10 MINUTES, NO ADDITIONAL INSP WAS REQUIRED. RETURNED TO SERVICE.