As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SHIP 3219 - PRES - DUE TO LOSS OF CABIN PRESSURE, EMERGENCY DESCENT FROM 35K TO 10K. CORRECTIVE ACTION: FOUND LEAK COMING FROM THE LH ENGINE BLEED AIR DUCT, R/R SEAL. R/R SKIN AIR OUTLET VENT VALVE. LEAK CHECK PNEUMATIC DUCTING. OK FOR SERVICE. (4426790)