JUKI RS-1 Maintenance Manual page 13

Maintenance Guide
6) Move the Y axis to the mechanical end, check the position of the coupling.
∗ If it is not in the following state, please do the work in 5) again.
Check that the cut on the motor side of
②
the coupling faces upward.
Move the X frame to the mechanical end.
①
Figure 1-1-2-8
1-4