Welcome but probably the wrong forum Right at the top it says, This is not the model railroader forum.
Go to the Model Railroader General discussion forum. I am assuming this is HO scale.
HO Seeker Cut & paste Link below to go to page on HO Seeker - Diagrams are under "Miscellaneous HO Trains"
I tried to sell my two cents worth, but no one would give me a plug nickel for it.
I don't have a leg to stand on.