Janome 128 Sewing Machine Manual

The Janome 128 is a versatile mechanical sewing machine designed for home use, featuring 128 built-in stitches, one-step buttonhole, automatic needle threader, drop-in bobbin system, adjustable stitch length and width, free arm capability, built-in LED light, and multiple presser feet. Powered by 120V AC, 60Hz. 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 Functions 6. Stitch Selection 7. Threading and Bobbin 9. Maintenance & Cleaning 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: 128 built-in stitches, automatic needle threader, drop-in bobbin system, free arm, LED work light, multiple presser feet.

FeatureDescription
Built-in stitches128 stitch patterns including utility, decorative, and stretch stitches
Automatic needle threaderEasy needle threading with push-pull mechanism
Drop-in bobbin systemTop-loading bobbin with clear cover for easy monitoring
Free arm capabilityRemovable extension table for sewing cuffs and sleeves
LED work lightBright illumination of sewing area
Stitch length/width controlAdjustable from 0-4mm length and 0-5mm width
One-step buttonholeAutomatic buttonhole creation in single step
Presser feetIncludes zipper, buttonhole, blind hem, and overedge feet
Reverse stitch leverFor reinforcing stitches at beginning and end
Power switchMain power control with built-in light

Unpacking and Setup

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

  1. Remove machine from packaging: Lift carefully from carrying case.
  2. Attach extension table: Slide into position until it clicks.
  3. Install foot controller: Plug into machine's front port.
  4. Connect power: Plug power cord into machine and wall outlet.
  5. Remove protective covers: Remove needle and bobbin area protectors.

WARNING! Machine is heavy; lift with both hands. Ensure stable surface to prevent tipping.

First-Time Operation

Power on machine; follow setup procedures.

  1. Thread machine: Follow threading guides and use automatic needle threader.
  2. Wind bobbin: Use built-in bobbin winder with thread from spool.
  3. Insert bobbin: Place in bobbin case with thread pulling counterclockwise.
  4. Select stitch: Turn stitch selection dial to desired pattern.
  5. Test sew: Use scrap fabric to test stitch quality and tension.

CAUTION! Keep fingers away from needle during operation. Always turn off when not in use.

Specifications

Controls and Functions

Main controls: Stitch selection dial, stitch length dial, stitch width dial, reverse stitch lever, power switch/light.

Stitch Selection: Turn dial to select from 128 stitches (1-128). Stitch Length: 0-4mm (0 for darning, 4 for basting). Stitch Width: 0-5mm for zigzag and decorative stitches. Reverse: Hold lever for backstitching. Thread Tension: Adjust dial for different fabrics (2-4 for medium weight).

Stitch Selection

Stitch categories: Utility (1-20), Decorative (21-100), Stretch (101-128).

  1. Turn machine off before changing stitches.
  2. Select stitch number using pattern guide.
  3. Adjust length and width as needed for fabric.
  4. Test on scrap fabric before sewing project.

Tip: Refer to stitch guide for recommended fabric types and uses.

Threading and Bobbin

Proper threading ensures smooth operation.

  1. Raise presser foot and needle to highest position.
  2. Follow numbered threading path from spool to needle.
  3. Use automatic needle threader: Push lever down, hook thread, pull back.
  4. Wind bobbin: Place spool on pin, thread through tension, press winder.
  5. Insert bobbin: Drop into case, pull thread through slot, under tension spring.

WARNING! Always raise needle when threading. Do not force thread through needle.

Maintenance & Cleaning

Regular maintenance ensures optimal performance.

  1. Unplug machine before cleaning.
  2. Remove needle plate: Use screwdriver to access bobbin area.
  3. Clean lint: Use small brush to remove lint from feed dogs and bobbin area.
  4. Oil moving parts: Use sewing machine oil on hook race and moving parts (monthly).
  5. Replace needle: Change needle after every 8 hours of sewing or for new project.

CAUTION! Use only sewing machine oil. Do not spray cleaners directly on machine.

Regulatory Information

UL listed for household use. Complies with FCC Part 15 for electromagnetic interference. Copyright © 2025 Janome America, Inc. All rights reserved. For technical support, visit www.janome.com or contact 1-800-631-0183. Serial number located on machine bottom.

Troubleshooting

SymptomPossible CauseCorrective Action
Thread breakingIncorrect threading/tensionRethread completely; adjust tension; check for burrs on needle.
Skipped stitchesWrong needle/damaged needleReplace needle; ensure correct type for fabric; check threading.
Machine not runningPower/pedal issuesCheck power connection; ensure pedal is plugged in; check fuse.
Bobbin thread bunchingIncorrect bobbin threadingRemove and reinsert bobbin; ensure thread pulls counterclockwise.
Uneven stitchesTension issuesAdjust upper and bobbin tension; clean tension discs.

Reset: Unplug for 5 minutes to reset electronic components.

Service: 1-800-631-0183; www.janome.com

Janome 128 Sewing Machine Manual © - All Rights Reserved 2025