Originally Posted by
stilton
Surprised that could happen, never flew the 737 but the 757 and 767 fuel switches could not easily be shut off in that manner
They had to be positively lifted up and over a very rugged latch to turn the fuel off
I'm reasonably sure the 737 uses a similar device. However the little lugs that prevent inadvertent movement do get damaged/broken, such that it's no longer necessary to pull the lever out to move it. The switch should be replaced when that sort of damage occurs, but I bet a lot of them don't...