Miller 130 drive Assy issues

[Timat45]

I have a Millermatic 130 (KE690937).
And it won’t feed. The drive wheel is spinning but the whole assy shifts away from the wire.
I only see one mounting point for the assy.

[1997CST]

The motor mounts in 4 places

[Timat45]

I think I’m missing a screw or two.