What was found
DURING CLIMB, AIR MANIFOLD NR 2 FAIL ALERT CAME ON, W/I 10 TO 15 SECONDS OF THE NR 2 MANIFOLD FAIL ALERT, GOT THE NR 3 BLEED AIR OFF ALERT. FOUND THE PRECOOLER LEAKING INTERNALLY. REMOVED AND REPLACED THE PRECOOLER, ALSO REMOVED AND REPLACED 14A AND B MANIFOLD SENSE ELEMENTS, MANIFOLD DECAY CHECK WAS GOOD PER THE JRH.