FAA orders inspections of 737s over oxygen masks

The Federal Aviation Administration (FAA) has ordered the inspection of 737 aircraft due to concerns over oxygen masks potentially failing to supply oxygen to passengers during a depressurisation event. The airworthiness directive (AD) is adopted for Boeing model 737-8, 737-9, 737-8200 and model 737-700, -800, and -900ER series airplanes. It is estimated to impact around 2,612 aircraft of US registry. The FAA read in its AD: “This AD was prompted by multiple reports of passenger service unit (PSU) oxygen generators shifting out of position within their associated PSU assemblies because of a retention failure.” It added: “Boeing has investigated the