JUKI MOL-254 Engineer's Manual page 117

Adjustment Procedures
1. Loosen fixing screws
and move loop slide base guide
so that the clearance at the shoulder portion of loop supply
slide base is 0.1 mm or less.
2. At this time, check that the loop supply slide base slides
smoothly without unevenness of torque within the movable
range.
in the loop supply slide base guide
up or down to adjust
110
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Results of Improper Adjustment
○ If the clearance is improper,
defective delivery from the belt
receiver to the fork or that from
the fork to the machine will
result.
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