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Singer 20U33 User Manual

Singer 20U33
24 pages
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Service
Manual
SINGER*
20u31/33/35
MACHINES
THE
SINGER
COMPANY
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Singer 20U33 Specifications

General IconGeneral
TypeIndustrial Sewing Machine
OperationManual
Built-in Needle ThreaderNo
Maximum Stitch Length5 mm
Voltage220-240V
Stitch TypeZigzag
Stitch OptionsZigzag, Straight Stitch
Needle PositionsLeft, Center, Right
Presser FeetButton sewing foot
Bed SizeFlat bed

Summary

Sewing Defects and Adjustments

Setting Needle Bar Height

Needle and Rotating Hook Timing

Timing the Rotating Hook

Procedure to synchronize the rotating hook with the needle's movement for proper stitch formation.

Needle Sidewise Movement Adjustment (Zigzag)

Needle Location in Throat Plate

Eliminating Sidewise Needle Movement (Straight Stitch)

Ensures no sidewise needle movement occurs when the machine is set for straight stitching.

Setting Feed Dog Height

Centralizing Feed Dog in Throat Plate

Setting Presser Bar Height

Timing the Feed

Feed Timing Adjustment

Sets the timing of the feed dog's movement in relation to the needle's stroke.

Positioning Feed Mechanism Components

Adjustment of Tension

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