Originally Posted by
Mr Mac
davidjohnson6
I do not tap on window. However I always tap the airframe on the R/H side of the door when boarding any A/C. ... always do it what ever the size of A/C.
Wow! Same here! Rap, twice, actually. Must be done _before_ setting foot on board. Always! Never saw, or heard anyone else do it. And, try not to think of _that_ Twilight Zone episode....
I guess if I can't do the pre-flight, the rapping must suffice?