Lowering x carriage

[steven]

Hello,

The blue printed part on the Side of the x carriage, Side where ventilator is mounted and where the controler bord is fixed cannnot pas the ventilator, so the x carriage cannot lower to the lowest position.

Did i doe something wrong in the assambly?

Thanks

Steven

[Mark]

Do you have a picture? can't figure the what the situation is