What does the red, white, and blue markings mean on a constant spring support?

Red, White and Blue Marks:

All constants are shipped with at least 3 color-coded rivets (red, white and blue).
Red: operating (HOT) position
White: installation (COLD) position
Blue: over travel (MAX AVAILABLE) position

Below are sketches of one direction vertical travel:

Installation Maintenance Rivets One Direction



Below is a sketch of dual direction vertical travel:


Rivets Two Directions