Hi and welcome to Just Answer. My name is XXXXX XXXXX will be assisting you today. I have several years of Professional Training and Hands On Experience under my belt and am dedicated to giving you the best Answer possible for your situation.

Here's how this works: We will go back and forth exchanging information about your problem until a proper diagnoses can be made. There is no extra charge for replying. In the rare case that your problem simply just can't be fixed, I will provide you with all of your options on how to move forward. Please remember that there isn't always a magic fix and that I am only compensated for my time helping you when you indicate that your satisfied with my efforts. Even after you've indicated that I've helped you, the question is never closed and I am available for follow up replies at anytime.

You'll need to take the glass off of the Scanner and re-grease the tracks that the Scanner rides on. WD40 will work as well. Let me know how it goes and please remember to indicate that I have helped you with this today.