Regular maintenance

Make sure to perform the following every 3 months:

Replacement Parts

New tube too big


Linear bearings

The Y-axis runs on a linear bearing. Here's a video on cleaning them:

If there is a rust build-up (oxidation), you can buff it out with Scotch Brite.

It was recommended to not use grease, because it can collect dust.

Adjusting the linear bearing belt Adjusting the linear bearing belt

Calibrating Mirrors

This is often a slow and tedious process. When calibrating the mirrors, do in this order:

To determine if the mirror is aligned, add a piece of tape to the front of a piece of paper to easily tell where the beam it hitting.

NOTE: There might be a better way of doing this, but since it's a repeated process, we wanted something we could easily throw away to re-test with fresh materials.

Testing mirror calibration