As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SHIP 3226 -PRES- EMERGENCY DESCENT DUE TO LOSS OF PACK 2 WITH PACK 1 ALREADY ON MEL. MASKS DID NOT DEPLOY. EMERGENCY DECLARED. CORRECTIVE ACTION: REPLACED RT PACK ANTI-ICE VALVE, RAM AIR INLET ACTUATOR AND MIXER AIR TEMP SENSOR 25HK. LT. PACK OPS CHECKED NORMAL. MEL CLEARED. (9029472)