andrewgarf wrote:i can't fix the second link...
I can.
Just make sure that the img tags are at the start and end of the link.
The #140 isn't particularly difficult once you've correctly identified the stacks with spools. There are many threads on the topic of security pins and how they react when being picked...
read those first, but a visual aid can make the penny drop.
Here is an animation I made a while back, of what happens to the plug/wrench when a spool is false-set, then picked into the correctly-set state.
HTH.