Oiling:
- Primary drive shaft bearings are oiled
- All moving sections of the shuttle assembly and sewing head are oiled through
- Proper grease for gears is applied after cleaning the gear teeth properly
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Tension Balance:
- The upper tension is set to the bobbin tension so that the factory setting can be applied by the customer and the stitch is properly balanced on both sides so the stitch is properly locked
- Obstructions to proper stitch creation is checked, burrs, pressure foot damage, or needle plate damage
- Pressure bar pressure is set to create the proper stitch
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