(a) Pressurisation

Pressurisation systems; Cabin pressure controllers, control, and safety valves; Control and indication.

(b) Air supply

Sources of air supply including engine bleed, APU and ground cart; Distribution systems.

(c) Air conditioning

Air-conditioning systems; Air cycle and vapour cycle machines; Flow, temperature and humidity control system; Control and indication control valves.

(d) Safety and warning devices

Protection and warning devices.

(e) Heating and ventilation systems.