What was found
BLEED 1 FAIL AT FL280. PERFORMED EMERGENCY DESCENT TO 10000 CABIN ALT REACHED 9300. ACFT DIVERTED IAW FIM 36-10-00-810-804-AA, NO CORRELATED OR ACTIVE MESSAGES, INSPECTED BLEED 1 PRESSURE SENSOR TUBE, NO DEFECTS NOTED. R & R NR 1 BLEED PRESSURE SENSOR IAW E190MM 36-14-02, GROUND RAN ACFT, OPS CHECK GOOD AT THIS TIME. THE NR 2 ENGINE NPRSOV WAS R & R IAW E190MM 36-11-03.