Download official LEGO® building instructions online for 7997, Train Station, LEGO® City and get building fast! These are the instructions for building the LEGO City Train Station that was released in 2010. LEGO 7997 Train Station instructions displayed page by page to help you build this amazing LEGO City set. More like this. train station instructions. LEGO Train Station Set 7997 Instructions Viewer. If you've lost your original instructions, or just want to try building something new, these are the full Consult, download or buy building instructions of the LEGO set 7997: Train Station. Book 1.