Helios Airways 522
Printed page 105. PDF page 117.
with regard to completion and verification of the normal checklist, as the packs were not selected on and the flight crew took-off under the assumption that the pressurization system was properly configured." The AAIU also observed that, later, at theOpen final report at PDF page 117AAIASB 11/2006: Helios Airways HCY522