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Step 10 Attach four SG20U Bearing Assemblies to the Z Frame. Loosely
tighten the nuts. These will be adjusted and tightened at a later
step.
When putting the Bearing Assembly together,
make sure the hub on the Bearing faces the
wood. IMPORTANT: The Screw must be
oriented so that the Nut is visible when looking
at the back of the carriage (see photo below).
NOTE: Bearing Assembly Order with Eccentric Adjustment Spacer:
M6 X 30 Machine Screw Head, Bearing (with hub facing toward the
Bearing Washer), Bearing Washer, Eccentric Washer, Eccentric
Adjustment Spacer, M6 Locknut.