What was found
RTO AT 15 KTS, BRAKE TEMPERATURE MONITORING UNIT. WARN MSG- BRAKES HOT. FLIGHT CREW PLACARD VALIDATION IS ACCOMPLISHED. AS PER MCC REQUEST RESET SYS BRAKE TEMP NRML AT THIS TIME M PROC REVERSED MCC CONTACTED PLAC REMOVED OK FOR SVC. (LP: 1681021, AIRCRAFT WAS GROUNDED)