Sign carve failure

Hey, need some solutions how too fix failure witch hapen when i carve sign. I check belts ant wheel but its good. With same signs you can see in foto whants hapen.maby have some idea?

Missing steps.

Arduino/Shield controller?
Recalibrated the current limiters of motor controllers?

Also check Stepper pulleys. Remove set screw and use… blue loctite :smirk:

Apply blue Loctite

@RobertCanning I must have hit submit at the same time you did with my first post. :slight_smile:

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I am pretty popular.

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Thanks bigest problem was is buttom wheels. They was too tight:)