What was found
ON TAKEOFF ROLL, GOT YELLOW SYS, TURNED OFF PUMP, LOW PRESS. REJECTED TAKEOFF. INFO ONLY, YELLOW SYS LOW PRESS WARNING COMES BACK WHILE CYCLING FLIGHT CONTROLS. R & R YELLOW SYS ENG DRIVEN PUMP & OPERATIONS CHECKED GOOD IAW MM 29-11-32-04-01. DRY MOTOR NR 2 ENG IAW THE JRH. ALL CONDITIONS NORMAL.