Quick Fix: How to Replace the Depth Ring on a Porter Cable 690 Series Router
This article shows you how to replace the depth ring on a Porter Cable 690 Series Router.
The depth adjustment ring will work loose or fall off of a router that has been bumped or dropped a few too many times. By following these simple steps, you will be able to install a new one within 5 minutes.

Remember to use our Porter Cable parts finder to find the right locking pin for your saw.
Replacing the Depth Ring
1. Use 3 spring wires
3 springs are required.

Turn the ring over.

2. Insert springs
Place each spring along the inside groove of the ring, staggering them in thirds.

3. Replace the depth ring
Snap ring back into place.

Conclusion
And that's how simple it is to replace your depth ring with very little difficulty and time.
Remember to use our power tool parts finder to find all the right OEM part(s) for your power tools.