JUKI MOL-254 Engineer's Manual page 131

Adjustment Procedures Results of Improper Adjustment
○ If the force when folding up the
1. Reduce the pressure as low as possible to such an extent
that the belt loop can be neatly folded. belt loop is excessively strong,
an extra force is applied to the
shaft of the folding shaft cylinder.
As a result, the service life of the
cylinder will be deteriorated.
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