Rickresource Rickenbacker Forum

When you say it seems to have a little relief, how much do you mean? It's hard to tell what's really up (if anything) - and "relief" is checked between the 1st and last fret. Why did you check between the 1st and 5th frets? Or did you use a real straightedge (not a hardware store metal rul...

If you sand or use any abrasive or cleaner on a jack you need to ad some protectant or it'll corrode even faster - you've possible removed corrosion but also scratched the plating.

Always spray or use a Q-tip soak with a cleaner/lubricant like Caig D100. Never use just contact cleaner alone.