Chicago Electric 3914 manual Threading the Machine Head, Adjusting the Stitch Length

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Threading the Machine Head

Set the thread spool on its holder and guide the thread through the machine as illustrated above. The numbers in the illustration indicate the threading sequence.

Adjusting the Stitch Length

1.To increase the stitch length, turn the Stitch Length Dial (1) to the desired number (in millimeters) as indicated under the scale dot (A) on the machine.

2.To decrease the stitch length, turn the Stitch Length Dial (1), while pressing the Feed Lever (2).

Adjusting the Needle Thread Tension

1.Turn Tension Adjustment Knob (1) clockwise (A) to increase thread tension.

2.Turn Tension Adjustment Knob (1) counterclockwise (B) to decrease thread tension.

Adjusting the Bobbin Thread Tension

1.Turn the Tension Adjustment Screw (2) clockwise

(A) to increase bobbin tension.

2.Turn the Tension Adjustment screw (2) counterclockwise (B) to decrease bobbin tension.

SKU 03914

For technical questions, please call 1-800-444-3353.

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Contents For technical questions or replacement parts, please call Sewing Machine Single NeedleRead all instructions before using this tool SpecificationsSafety Warnings and Precautions Save This ManualSKU Sewing Safety Precautions UnpackingAssembly REV 04/03, 05/03 Mounting the Thread Stand Mounting the Bobbin Winder OperationBobbin Winder Operation Winding Thread Onto the Bobbin Setting the Bobbin into the Bobbin CaseAttaching the Needle Adjusting the Bobbin Thread Tension Adjusting the Stitch LengthAdjusting the Needle Thread Tension Threading the Machine HeadAdjusting the Feed Timing Setting the Hand LifterSetting the Presser Foot Pressure Changing the Thread Take-up Spring Stroke and PressureAdjusting the Height of the Feed Dog Adjusting Needle-to-hook TimingAdjusting the Thread Take-up Stroke MaintenanceAdjusting the Presser Bar Height Adjusting the Height of the Knee LifterARM BED Parts List ARM BED Assembly Drawing Main Shaft Thread TAKE-UP Parts List Main Shaft Thread TAKE-UP Assembly Drawing FABRIC--PIERCING Hook Driving Parts List FABRIC--PIERCING Hook Driving Assembly Drawing Presser BAR Parts List Presser BAR Assembly Drawing Feed Mechanism Parts List Feed Mechanism Assembly Drawing Lubrication Parts List Lubrication Assembly Drawing OIL Reservoir & Knee Lifter Assembly Drawing and Parts List Machine Head Accessories Parts List and Assembly Drawing Bobbin Winder & Thread Stand Unit Parts List Bobbin Winder & Thread Stand Unit Assembly Drawing Limited 90 Day Warranty

3914 specifications

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