As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SHIP 3159 - DIV - TO DEN DUE TO DUAL BLEED FAULT (AIR ENG 1 BLEED FAULT AND AIR ENG 2 BLEED FAULT). WAS ABLE TO RECOVER #1 ENGINE BLEED, PRESSURIZATION AND PACKS WORKING AS SHOULD. UNABLE TO CONTINUE DUE TO ENROUTE WEATHER. CORRECTIVE ACTION: REPLACED FAN AIR VALVE AND TCT (TEMPERATURE CONTROL THERMOSTAT) ON BOTH ENGINES, MAINTENANCE STILL IN PROGRESS. (LP: 6696376)