These #6 instructions are not straightforward or clear.
"#6. Push the slide slightly back until the rear part of the slide is placed against retracted hammer. "
One could interpret these instructions many different ways.
Like, "place the slide against the retracted hammer" in a Half cocked OR Full cocked Retracted hammer position, using the slide, OR "place the slide against the retracted hammer" at a Half cocked OR or Full cocked position PRIOR to pushing the slide