Servoshell Paint Scheme Locations Are As Follows :

Abandoned Research Station == French Servoshell Paint Scheme
Settlers Campside == Chinese Servoshell Paint Scheme
Barrens == USA Servoshell Paint Scheme
Secret Test Site == Japanese Servoshell Paint Scheme
Phalanx Base == German Servoshell Paint Scheme
Ash Forest == USSR Servoshell Paint Scheme

You get an interesting historical message with every suit found.

Nashville Triskele Puzzle :

On the First floor of C12-Nashville ...
#1 : Get the first part out of the Safe in the Security Room, and unlock the elevator.
#2 : Approach the elevator to go down. When you hear "Quite footsteps" from the closest vent grill, go to that grill and left click on it.
#3 : Follow the footsteps to the next grill, behind the desk that is next to the intercom. Go to that grill and left click on it.
#4 : Follow the footsteps to the next grill, near the dead black winger and his suicide note. Go to that grill and left click on it.
#5 : Follow the footsteps to the next grill, in the Rec Room, with the briefcase ( containing the Security Room Key ) and the porno mag. Go to that grill and left click on it.
#6 : Choose the option "to get ahead of". Take the relic part.
On the Second Floor of C12-Nashville ...
#7 : Search the Infimary's 'Broken Toliet'. Take the relic part.
#8 : Scan all three pieces, press the 'J' key, highlight the 'Triskele', assemble it.

Kaleidoscope Project Teleporter Puzzle :
Teleporter to Use -- Center, Left, Center, Closest to Player Avatar on the Undamaged Wall Side

Carmine Heights Relic Disk Puzzle :
Colors in Order of Choice -- yellow, red, green, red, dark blue

Bookmarking for future use. Thanks :)