https://www.gforcetransmissions.com/...peed_Trans.pdf
The Brochure does not go that deep on the exploded view. There are springs inside. I'd disassemble in a small room w/no carpets.
Probably best to call Long themselves for any instructions.
Edit:
I did come across this post showing the disassembled shifter. Just one spring.
Pretty simple.
http://transamcountry.com/community/...?topic=10305.0