65: Slight squeaks from the card reader

[Dave Britten]

(01-09-2020 03:52 PM)Harald Wrote:  On the card readers I looked at the most common cause of noise was friction of the worm gear shaft where it rotates in the plastic part oposite the motor. A tiny bit of lubricant on that point and the noise is gone.

If that's all it needs, then that's a cinch. Just to make sure I understand correctly, you're talking about the fixed end of the worm gear furthest from the motor, and not where the worm gear meshes with the elastomeric coupling, right?

What kind of lubricant would be best/safest to apply there?