jcpenney sewing machine 6940 manual

The JCPenney Sewing Machine Model 6940 is a versatile household sewing machine featuring multiple stitch patterns, adjustable stitch length and width, built-in buttonholer, free arm capability, reverse stitching, and easy threading system. This manual covers setup, operation, maintenance, and troubleshooting for optimal performance.

1. Features at a Glance 2. Installation & Setup 3. First-Time Operation 4. Specifications 5. Controls and Settings 6. Stitch Selection 7. Threading & Bobbin 8. Maintenance & Cleaning 9. Troubleshooting 10. Warranty Information

Features at a Glance

Key components: Free arm design, built-in stitch patterns, reverse stitch function, drop-in bobbin system, built-in light, foot pedal control.

FeatureDescription
Stitch PatternsMultiple built-in stitches including straight, zigzag, and decorative
Stitch Length ControlAdjustable from 0-4mm
Stitch Width ControlAdjustable from 0-5mm
ButtonholerOne-step automatic buttonhole
Free ArmRemovable extension table for sewing cuffs and sleeves
Reverse StitchBuilt-in reverse stitching for securing seams
Thread TensionAdjustable upper thread tension
Built-in LightLED work area illumination
Foot PedalVariable speed control
Presser FeetMultiple included feet for different applications

Installation & Setup

Unpack and inspect all components. Place on stable, level surface.

  1. Remove machine from packaging and remove all protective materials
  2. Attach power cord to machine and plug into grounded outlet
  3. Install foot pedal and connect to machine
  4. Attach extension table if not already installed
  5. Install needle following proper orientation
  6. Wind and install bobbin
  7. Thread upper thread following threading diagram

WARNING! Always unplug machine when not in use or when performing maintenance. Keep fingers away from moving needle.

First-Time Operation

Before sewing your first project, complete these setup steps:

  1. Select straight stitch pattern
  2. Set stitch length to medium (2.5mm)
  3. Set stitch width to 0 for straight stitch
  4. Adjust thread tension to medium setting (4)
  5. Practice on scrap fabric to test settings
  6. Adjust tension if needed for balanced stitches

CAUTION! Always start with needle in highest position. Keep hands clear of moving parts.

Specifications

Controls and Settings

Main controls located on front and side of machine.

Stitch Selection: Rotary dial for selecting stitch patterns

Stitch Length Dial: Controls length of stitches (0-4mm)

Stitch Width Dial: Controls width for zigzag and decorative stitches

Reverse Stitch Button: Hold down for reverse sewing

Thread Tension Dial: Adjusts upper thread tension (0-9)

Bobbin Winder:Built-in bobbin winding mechanism

Stitch Selection

Available stitch patterns and their applications:

  1. Straight Stitch: Basic sewing, seams (length 0-4mm)
  2. Zigzag Stitch: Finishing edges, appliqué (width 0-5mm)
  3. Blind Hem Stitch: Nearly invisible hems
  4. Stretch Stitch: For knit fabrics
  5. Decorative Stitches: Multiple patterns for embellishment
  6. Buttonhole Stitch: One-step automatic buttonholes

Tip: Always test stitch on scrap fabric before sewing your project.

Threading & Bobbin

Proper threading ensures smooth operation:

  1. Raise presser foot and raise needle to highest position
  2. Place spool on spool pin
  3. Follow numbered threading path on machine
  4. Thread through tension discs
  5. Thread take-up lever from right to left
  6. Thread needle from front to back
  7. For bobbin: Wind bobbin evenly, insert with thread pulling counterclockwise
  8. Pull up bobbin thread by holding upper thread and turning handwheel

WARNING! Never force thread through tension discs. Ensure presser foot is raised when threading.

Maintenance & Cleaning

Regular maintenance ensures optimal performance:

  1. Unplug machine before cleaning
  2. Remove needle plate and clean lint buildup
  3. Clean bobbin area with small brush
  4. Oil moving parts with sewing machine oil only
  5. Wipe exterior with soft, dry cloth
  6. Replace needle regularly (every 8-10 hours of sewing)
  7. Store covered when not in use

CAUTION! Use only sewing machine oil. Do not use household oils.

Troubleshooting

SymptomPossible CauseCorrective Action
Thread breakingIncorrect threading/tensionRe-thread completely; reduce tension
Skip stitchesBent needle/wrong needleReplace needle; ensure correct type
Uneven stitchesIncorrect tensionAdjust tension dial; re-thread
Machine jamsThread buildupClean bobbin area; remove tangled thread
No powerPower connectionCheck power cord; ensure foot pedal connected
Poor buttonholesStabilizer missingUse stabilizer; check stitch settings

Service: For technical support, contact JCPenney Customer Service at 1-800-322-1181

Warranty Information

JCPenney Sewing Machine Model 6940 comes with a 1-year limited warranty covering defects in materials and workmanship. Warranty does not cover damage from misuse, improper maintenance, or unauthorized repairs. Keep original receipt for warranty claims.

For warranty service: Contact JCPenney Customer Service with proof of purchase.

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