What was found
DURING CLIMB OUT PASSING FLT LEVEL 210, BRAKE DIFF TEMP ILLUMINATED. CONFIG PAGE INDICATED NR 7 BRAKE AT 391 DEGREES. OTHER TEMPS ON RT TRUCK INDICATED APROX 60 - 70 DEGREES. PERFORMED QRH. STOPPED CLIMB AT FL 250 TO SLOW & LOWER GEAR IN AN ATTEMPT TO COOL BRAKE. TEMP ON NR 7 BRAKE SLOWLY COOLED. RETRACTED GEAR SATCOM WITH GOCC & MOCC & CONCLUDED TO CONT DESTINATION. R & R NR 7 BRAKE ASSEMBLY IAW AMM 32-43-20-4 & INSTALLED SAME TIRE BACK IAW AMM 32-41-01-4, TIRE INSPECTION WAS IAW AMM 32-40-00-6 & FOUND SERVICEABLE. ACFT OK FOR SERVICE.