Lower Shaft Clearance - JUKI NA-11UT Series Service Manual

Lower Shaft Clearance

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Hold the lower shaft and slightly move it in the arrow direction
to check the clearance.
If there is clearance in the lower shaft, loosen the lower shaft
collar screw .
Place the lower shaft gear toward the lower shaft rear bushing
.
Place the lower shaft collar
tighten the lower shaft collar screw .
Check whether there is clearance or jam.
close to the rear bushing and then