United Airlines grounds Airbus A321neo fleet over antiquated no smoking sign law
United Airlines briefly of brand-new Airbus A321neo planes, This had nothing to do with safety, as was the case with that Rather, it was due to the aircraft running afoul of a 1990 regulation regarding “no smoking” signs.The 1990 ruling mandates that “no smoking” signs found on aircraft must be manually operated by the crew. The newly-designed Airbus A321neo features software that automatically displays the signage during a flight, so the crew doesn’t switch it on and off. That’s pretty much it. Meanwhile, smoking…