Free Sears Kenmore Sewing Machine Manual Model 158

The Sears Kenmore Sewing Machine Model 158 is a versatile household sewing machine featuring multiple stitch patterns, adjustable stitch length and width, built-in buttonholer, free arm capability, reverse stitching, and variable speed control. This mechanical sewing machine is designed for home use with easy threading system, drop-in bobbin, and multiple presser feet options. Below are key sections for safety, features, setup, operation, maintenance, and troubleshooting.

1. Features at a Glance 2. Unpacking and Setup 3. First-Time Operation 4. Specifications 5. Controls and Settings 6. Stitch Selection 7. Threading and Bobbin 9. Maintenance & Cleaning 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: Mechanical sewing head, stitch pattern dial, stitch length control, stitch width control, reverse lever, free arm, built-in light, foot pedal control.

FeatureDescription
Stitch PatternsMultiple built-in stitches including straight, zigzag, decorative
Stitch Length ControlAdjustable from 0-4mm
Stitch Width ControlAdjustable zigzag width up to 5mm
Reverse StitchingBuilt-in reverse lever for reinforcing stitches
Free ArmConvertible for sewing cuffs and sleeves
Built-in ButtonholerOne-step automatic buttonhole
Drop-in BobbinTop-loading bobbin system with clear cover
Variable Speed ControlFoot pedal with speed adjustment
Presser FeetMultiple feet included: zipper, buttonhole, blind hem
Built-in LightLED work area illumination

Unpacking and Setup

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

  1. Remove protective packaging and foam inserts
  2. Attach power cord to machine and plug into 120V outlet
  3. Install foot pedal and connect to machine
  4. Install accessory box and ensure all feet are present
  5. Raise presser foot and install needle if not pre-installed

WARNING! Keep fingers away from needle area during operation. Always unplug when not in use.

First-Time Operation

Power on machine; follow setup procedure.

  1. Thread machine: Follow numbered threading guide on machine
  2. Wind bobbin: Use built-in bobbin winder with thread
  3. Insert bobbin: Drop bobbin into case with thread clockwise
  4. Select stitch: Turn pattern dial to desired stitch
  5. Test sew: Use scrap fabric to test stitch quality
  6. Adjust tension: Use tension dial if stitches are uneven

CAUTION! Always start with needle in highest position. Use proper needle for fabric type.

Specifications

Controls and Settings

Main controls located on front and side of machine.

Front Panel: Stitch pattern dial, stitch length control, stitch width control, reverse lever, tension dial.

Stitch Selection: Rotate pattern dial to desired stitch symbol. Stitch Length: Adjust for shorter/longer stitches (0-4mm). Stitch Width: Control zigzag width (0-5mm). Tension: Adjust thread tension (3-4 for normal sewing). Reverse: Hold lever for backstitching. Presser Foot Pressure: Adjustable for different fabrics.

Stitch Selection

Available stitches include straight, zigzag, blind hem, stretch, and decorative patterns.

  1. Straight Stitch: For basic sewing and seams
  2. Zigzag Stitch: For finishing edges and stretch fabrics
  3. Blind Hem: Nearly invisible hemming
  4. Decorative Stitches: Multiple pattern options
  5. Buttonhole: Automatic one-step buttonhole
  6. Stretch Stitches: For knit and elastic fabrics

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

Threading and Bobbin

Proper threading is essential for good stitch quality.

  1. Raise presser foot and needle to highest position
  2. Follow numbered threading guide on machine
  3. Wind bobbin using built-in bobbin winder
  4. Insert bobbin with thread moving clockwise
  5. Pull bobbin thread up through throat plate
  6. Hold both threads under presser foot when starting

WARNING! Ensure machine is unplugged when threading needle. Never force thread through guides.

Maintenance & Cleaning

Regular maintenance ensures optimal performance.

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

CAUTION! Use only sewing machine oil. Never use household oils.

Regulatory Information

UL Listed for household use. Complies with FCC Part 15 for electromagnetic interference. Copyright © Sears Brands, LLC. For support, visit www.kenmore.com or contact 1-800-469-4663. Made for household use only.

Troubleshooting

SymptomPossible CauseCorrective Action
Thread breakingIncorrect threading/tensionRethread completely; reduce tension; check for burrs on needle
Skip stitchesWrong needle/damaged needleReplace needle; ensure correct needle for fabric
Bobbin issuesIncorrect winding/insertionRewind bobbin evenly; ensure inserted correctly
Machine jamsThread buildup/lintClean bobbin area; remove tangled thread
Uneven stitchesTension issuesAdjust upper and bobbin tension; rethread
No powerPower connectionCheck outlet; ensure pedal connected; check fuse

Service: 1-800-469-4663; www.kenmore.com

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