Changing a C-Element (Marquee) 

7. Now all the glycol is out, I put the 2x Hex Screws back in so I wouldn’t loose them, I was working outside, but a container works as well.

8. Remove the 4x Hex Bolts on the Black Face Ring, and remove the Face Ring.

9. Wipe the Face Ring with paper towel to remove any glycol.