What was found
AIR RETURN FOR CABIN ACT LIGHT & HORN ON IN CLIMB. ACFT WOULD NOT PRESS. PRESSURIZATION TESTED GOOD. PRESSURIZATION SYS GND BITE TEST IAW MM 21-31-00, CHECKED OK. SUSPECT PACKS WERE NOT TURNED ON.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIR RETURN FOR CABIN ACT LIGHT & HORN ON IN CLIMB. ACFT WOULD NOT PRESS. PRESSURIZATION TESTED GOOD. PRESSURIZATION SYS GND BITE TEST IAW MM 21-31-00, CHECKED OK. SUSPECT PACKS WERE NOT TURNED ON.