What was found
MDW - FLT 815 - AIR RETURN, NO EMERGENCY DECLARED LANDING UNEVENTFUL. AIRCRAFT ON DEPARTURE FROM MDW WOULD NOT PRESSURIZE IN AUTO, STANDBY, OR MANUAL. (M)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
MDW - FLT 815 - AIR RETURN, NO EMERGENCY DECLARED LANDING UNEVENTFUL. AIRCRAFT ON DEPARTURE FROM MDW WOULD NOT PRESSURIZE IN AUTO, STANDBY, OR MANUAL. (M)