490 - ATPL Question Bank in English - Which statements describe a typical passenger chemical oxygen generator? 1 - It can reduce weight and volume compared with an equivalent stored-gas installation. 2 - It has a long shelf life when stored and maintained as specified. 3 - It supplies oxygen indefinitely once started. 4 - It does not require a high-pressure oxygen storage cylinder, although the hot generator still presents hazards. 5 - It can be stopped and restarted repeatedly after ignition. 6 - It must be replaced after activation and is subject to expiry and maintenance requirements. Select the combination containing all correct statements.

Question 490 - Aircraft General Knowledge - Airframe, Systems, Powerplant - ATPL - Airline Transport Pilot Licence