Coupling order

Immigrant:

Macski:
I was shouted at today because I put on the airlines before winding up the legs, aparently I will kill someone doing that.

I have always started with the lines then made my way round the trailer finishing with the clip.

Whats so wrong with that?

i put safety clip, cables, legs, numberplate, and when i all around checked i open trailer brakes.

ohhh,… i forgot.
this is to hook up/
to unhook
trailer brake
legs
airlines
numberplate
fifth wheel
for dropping