What was found
DURING DESCENT FROM 35,000, THE EMERGENCY PRESSURIZATION CAME ON AT ABOUT 18,000 AT 10 DEG AND STAYED ON FOR 3-4 SECONDS.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING DESCENT FROM 35,000, THE EMERGENCY PRESSURIZATION CAME ON AT ABOUT 18,000 AT 10 DEG AND STAYED ON FOR 3-4 SECONDS.