Optimum BF16 Vario Modification Instructions page 43

Modification BF20 to a ball bearing spindle
6.0.31 Mount bearing and bearing block.
6.0.32 Screw bearing block.
6.0.33 Adjust V-ledges. Fasten the nut with
two screws in the machine. In order to
better fix the nut, slightly turn the
spindle and screw on the nut at the
same time. Move the table until it is
almost positioned in front of the pillar in
order to adjust the clearance.
03 / 08 / 2006 Ball bearing spindle assembly and maintenance instruction ; Version 1.4.7
OPTIMUM
M A S C H I N E N - G E R M A N Y
Bearing
Bearing block
Illustr.6-52: Mount bearing and bearing block
Bearing block
Illustr.6-53: Screw bearing block
Screws
Spindle
Fastener
Illustr.6-54: Screw fastener
Page 44