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Step 5 Install the two Upper SG20U Bearing Assemblies for
the Gantry Side Frame Assembly. The assembly
order for the Upper Bearing Mounts: M6 x 35
Machine Screw (H95), SG20U Bearing (H44) (with
hub facing toward the Bearing Washer), (H42)
Bearing Fender Washer (H42), Plywood, Bearing
Fender Washer (H42) secured with a M6 Lock Nut
(H18) as shown.
Step 6 Install the two lower SG20U Bearings for the Gantry
Assembly as shown. The assembly order for the
Lower Bearings: M6 x 35 Machine Screw (H95),
SG20U Bearing (H44) hub facing toward the Bearing
Fender Washer, Bearing Fender Washer (H42),
Plywood, Eccentric Washer (H41), Eccentric Spacer
(H40) secured with a M6 Lock Nut (H18).