Janome Sewing Machine User Manual

Safety Precautions

Please read and understand this "Safety Precautions" section before using the sewing machine to ensure safe and correct operation. These precautions are essential to prevent harm or damage to yourself and others. Always adhere to them. Keep this manual in a place where users can refer to it at any time. This sewing machine is intended for household use in Japan only.

Explanation of Symbols

⚠️ Warning: Indicates potential hazards that could result in death or serious injury.
? Prohibition: Indicates actions that are forbidden.
ℹ️ Information/Mandatory: Indicates actions that must be performed or important information.

Warnings (⚠️)

Cautions (⚠️)

*Specifications and appearance are subject to change for improvement without notice.

About Your Sewing Machine

To ensure long-term satisfaction with your sewing machine:

Table of Contents

This section lists the various parts and functions of the sewing machine.

  1. Names of Each Part
  2. Standard Accessories
  3. How to Connect Power
  4. Start/Stop Button
  5. Speed Adjustment
  6. Reverse Stitch Lever
  7. Presser Foot Lift
  8. Presser Foot Replacement
  9. Free Arm
  10. How to Choose Patterns
  11. How to Remove Bobbin Case and Bobbin
  12. Preparing Lower Thread
  13. Setting Bobbin
  14. How to Attach Bobbin Case
  15. Preparing Upper Thread
  16. How to Use Needle Threader
  17. How to Pull Up Lower Thread
  18. Straight Stitch Sewing
  19. Thread Tension Adjustment
  20. Lower Thread Tension Adjustment
  21. Zigzag Stitch Sewing
  22. Zigzag Stitch Overcasting
  23. Tricot Stitch Overcasting
  24. Shell Tuck
  25. Hemming (Blind Stitch)
  26. Buttonhole
  27. Handling Needles
  28. Sewing Machine Maintenance
  29. Lamp Replacement
  30. How to Fix Problems When the Machine is Not Working Well

Convenient Features

1. Names of Each Part

Diagram showing the main components of the sewing machine.

Diagram: A line drawing of the sewing machine with labels pointing to each part: Spool Pin, Thread Guide, Tension Dial, Take-up Lever, Presser Foot, Needle, Needle Plate, Handwheel, Pattern Selection Dial, Speed Control Dial, Reverse Stitch Lever, Presser Foot Lifter, Free Arm, Plug receptacle, Power Switch, Start/Stop Button, Power Cord, Auxiliary Table.

2. Standard Accessories

Standard accessories are stored in the auxiliary table.

Diagram: Line drawings of standard accessories: bobbins, buttonhole presser foot, needles, small screwdriver, seam ripper, felt washer, and auxiliary table.

3. How to Connect Power

Follow these steps to connect the sewing machine to power.

  1. Turn the power switch OFF. Plug the power cord into the machine's plug receptacle.
  2. Plug the power cord into the wall outlet.
  3. Turn the power switch ON.

Note: The power supply is for standard household use (100V, 50/60Hz). Always unplug the power cord when the machine is not in use.

Diagram: Shows the power switch on the machine (labeled "ON" and "OFF"), the plug receptacle, the power plug, and a wall outlet. It illustrates plugging the cord into the machine and then into the wall, followed by turning the switch ON.

4. Start/Stop Button

Press the button to start sewing. The machine will begin sewing a few stitches slowly, then accelerate to the speed set by the speed control dial.

Diagram: Shows the start/stop button on the machine.

5. Speed Adjustment

You can set the sewing speed freely. Adjust the speed control dial to your preferred speed.

Diagram: Shows the speed control dial with markings for "Slow" (おそい) and "Fast" (はやい).

6. Reverse Stitch Lever

When the machine is stopped: Pressing the reverse stitch lever while the machine is stopped will initiate reverse sewing at a low speed. Releasing the lever stops the reverse sewing.

When the machine is running: Pressing the reverse stitch lever while the machine is running will engage reverse sewing as long as the lever is held down. Releasing the lever stops the reverse sewing.

Diagram: Shows the reverse stitch lever and illustrates its operation when the machine is stopped and when it is running.

7. Presser Foot Lift

The presser foot lifter raises and lowers the presser foot.

Diagram: Shows the presser foot lifter in three positions: lowered, raised, and further raised (with auxiliary lift). Labels indicate the function of each position.

8. Presser Foot Replacement

Follow these steps to replace the presser foot.

  1. Raise the needle and presser foot lifter. Press the lever on the presser foot holder to release the current presser foot.
  2. Align the pin on the new presser foot with the groove on the presser foot holder. Gently lower the presser foot lifter to secure the new presser foot.

Diagram: Shows the presser foot holder with a lever, the needle, and the presser foot. It illustrates releasing the old foot and attaching a new one.

9. Free Arm

Remove the auxiliary table by pulling it sideways to reveal the free arm. The free arm allows for easier sewing of cylindrical items like sleeves and cuffs. The auxiliary table can also be used as an accessory storage box.

Diagram: Shows the auxiliary table being slid off the sewing machine to expose the free arm. It also shows the auxiliary table being used as an accessory box.

10. How to Choose Patterns

Align the indicator with the desired stitch pattern on the pattern selection dial. Turn the dial with the needle raised. Ensure the needle is not in the fabric when turning the dial to avoid bending or breaking it.

Diagram: Shows the pattern selection dial with various stitch patterns illustrated (straight stitch, zigzag stitches, overcasting stitches). An arrow indicates aligning the dial with a chosen pattern. A warning symbol (⚠️) is shown next to a diagram illustrating a needle in fabric while the dial is turned, indicating this should be avoided.

11. How to Remove Bobbin Case and Bobbin

To remove the bobbin case: Open the needle plate cover. Pull out the bobbin case by its knob.

To remove the bobbin: Tilt the bobbin case with the knob facing down, and the bobbin will fall out.

Diagram: Shows the needle plate cover being opened, the bobbin case being removed by its knob, and the bobbin falling out when the case is tilted.

12. Preparing Lower Thread (Bobbin Winding)

Winding a Bobbin:

Caution: Always stop the machine before moving the bobbin winder spindle.

Diagrams: Illustrate the process of winding a bobbin: setting up the spool pin, felt washer, and bobbin; guiding the thread; inserting the thread into the bobbin hole; pushing the bobbin to the side; starting the machine; stopping and cutting thread; and returning the spindle.

13. Setting Bobbin

Insert the bobbin into the bobbin case with the thread end coming off in a clockwise direction (as viewed from the top). Pass the thread through the tension groove. Ensure the thread is correctly seated in the tension spring.

Diagram: Shows the bobbin being inserted into the bobbin case, with arrows indicating the direction of insertion and thread path.

14. How to Attach Bobbin Case

Hold the bobbin case by its knob. Align the projection on the bobbin case with the groove in the shuttle race. Insert the bobbin case fully, then release the knob.

Diagram: Shows the bobbin case being inserted into the shuttle race, aligning a projection with a groove.

15. Preparing Upper Thread

Threading the Upper Thread:

Ensure the thread is correctly passed through all guides and tension discs.

Diagrams: Illustrate the upper threading process step-by-step, showing the thread path from the spool, through guides, take-up lever, and into the needle.

16. How to Use Needle Threader

Follow these steps to use the automatic needle threader.

  1. Raise the needle to its highest position and turn the dial to stop it. Pull the dial down as far as it will go.
  2. Turn the dial in the direction of the arrow to guide the hook into the needle eye. Hook the thread onto the guide and the hook.
  3. Turn the dial in the direction of the arrow. When the thread forms a loop, push the dial up to pull the loop of thread through the needle eye.
  4. Pull the thread end out from the needle eye.

Notes on Needle Threader Use:

Diagrams: Show the needle threader mechanism, the hook engaging the needle eye, and the thread being pulled through.

17. How to Pull Up Lower Thread

With the presser foot raised, hold the end of the upper thread with your left hand. Turn the handwheel towards you one full rotation. This will pull the upper thread and create a loop of the lower thread. Pull this loop up and out, bringing about 10 cm (4 inches) of both upper and lower threads to the front.

Diagrams: Illustrate holding the upper thread, turning the handwheel, and pulling up the lower thread loop.

18. Straight Stitch Sewing

Notes on Starting and Finishing Sewing:

Starting to Sew:

Hold the thread and fabric under the presser foot. Turn the handwheel towards you to lower the needle into the fabric at the starting point. Lower the presser foot. Turn the handwheel towards you to lower the needle into the fabric at the starting point. Lower the presser foot. Start sewing slowly, guided by the guideline on the needle plate.

For securing the stitch at the beginning, use the reverse stitch lever.

Using Guidelines: The numbers on the needle plate indicate the distance from the needle hole center, useful for consistent seam allowances.

Number1015203/84/85/86/8
Spacing (cm)1.01.52.01.01.31.61.9

Changing Sewing Direction: Stop the machine with the needle pierced in the fabric. Raise the presser foot. Rotate the fabric around the needle to change the sewing direction.

Finishing Sewing: Press the reverse stitch lever and sew a few reverse stitches to secure the seam. Stop the machine, raise the needle to its highest position, raise the presser foot, and pull the fabric towards you. Cut the threads using the thread cutter groove on the presser bar.

Diagrams: Show the starting process, the use of guidelines on the needle plate, changing sewing direction, and finishing the seam with reverse stitches and thread cutting.

19. Thread Tension Adjustment

Adjust the thread tension by turning the tension dial. Incorrect tension can result in uneven stitches, puckering, or thread breakage.

Correct Tension: The upper and lower threads should interlock evenly in the middle of the fabric.

Align the indicator on the dial with the desired number.

Diagrams: Illustrate the correct thread tension and the results of the upper thread being too tight or too loose, with arrows showing how to adjust the tension dial.

20. Lower Thread Tension Adjustment

Adjust the lower thread tension by turning the small screw on the bobbin case. Turning the screw clockwise tightens the tension (makes it stronger), and counter-clockwise loosens it (makes it weaker).

Guideline: The bobbin case should drop slowly when held by the thread and gently shaken. This corresponds to approximately 50g of resistance.

Diagrams: Show the bobbin case and the tension adjustment screw. A diagram illustrates the bobbin case being held by the thread and dropping.

21. Zigzag Stitch Sewing

Select the zigzag stitch pattern and adjust the stitch width (Small, Medium, Large) and stitch length (2-5) as needed. The basic presser foot is used.

For elastic fabrics like knits or jerseys, applying a fusible interfacing can improve sewing results.

Diagram: Shows the zigzag stitch pattern selection on the dial and the stitch being formed by the needle.

22. Zigzag Stitch Overcasting

This stitch is useful for finishing fabric edges to prevent fraying. Use zigzag stitch width (Large) and adjust stitch length (3-6).

For best results, use a slightly wider seam allowance and trim excess fabric close to the stitch line.

Diagram: Shows the zigzag overcasting stitch being applied to a fabric edge.

23. Tricot Stitch Overcasting

This stitch is ideal for preventing fraying and curling of stretchy fabrics like knits and tricots. Use a slightly wider seam allowance and trim excess fabric close to the stitch line.

Diagram: Shows the tricot stitch overcasting being applied to a fabric edge, with a close-up of the stitch.

24. Shell Tuck

This stitch creates a decorative tucked effect. Adjust stitch width (6-8) and stitch length (7). The basic presser foot is used.

Adjust thread tension to achieve clean shell tucks.

  1. Fold the fabric in half diagonally (bias fold).
  2. Sew along the folded edge, ensuring the needle falls on the fold line when it is to the right.

Diagrams: Show the shell tuck stitch pattern and the process of folding fabric and sewing the shell tuck.

25. Hemming (Blind Stitch)

This stitch creates a nearly invisible hem. Adjust stitch width (1-4) and stitch length (2). The basic presser foot is used.

Fabric Folding: Fold the fabric edge by approximately 0.4-0.7 cm.

Sewing:

  1. Position the fabric so the needle, when furthest to the left, pierces the folded edge. Lower the presser foot and start sewing.
  2. After sewing, unfold the fabric.

Diagrams: Show the blind stitch pattern, fabric folding for hemming, and the sewing process.

26. Buttonhole

Follow these steps to sew buttonholes. It is recommended to practice on a scrap piece of the same fabric. For stretchy fabrics, use a stabilizer.

Standard Buttonhole:

  1. Select the buttonhole pattern. Pass the upper thread through the hole in the presser foot and align it with the lower thread. Position the presser foot so the start mark aligns with the fabric mark (A).
  2. Start sewing at the marked starting point. Sew the first side of the buttonhole.
  3. Raise the needle, select the next pattern (bar tack), and sew about 5 stitches. Stop the machine.
  4. Raise the needle, select the next pattern (opposite side), and sew the same length as the first side. Stop the machine.
  5. Raise the needle, select the final pattern (bar tack), and sew about 5 stitches.
  6. Raise the presser foot lifter, pull the fabric out, leaving about 10 cm of thread. Cut the threads. Pull the upper thread to the back of the fabric and tie the threads.
  7. Insert a pin into the buttonhole to prevent cutting the stitches. Use the seam ripper to carefully cut open the buttonhole along the center.

Buttonhole with Stabilizer (for thicker fabrics or stability):

  1. Hook the loop of the stabilizer onto the knob behind the presser foot. Pull it forward and secure it in the three-pronged holder.
  2. Sew the buttonhole following the same steps as the standard buttonhole.
  3. Pull the stabilizer loop to remove slack and trim any excess stabilizer.

Diagrams: Illustrate the buttonhole sewing process, including pattern selection, sewing each side, bar tacks, and opening the buttonhole. Also shows the process for buttonholes with stabilizer.

27. Handling Needles

Needle Replacement: Always turn off the power switch before replacing the needle.

  1. Loosen the needle set screw (turn it about 1-2 times counter-clockwise) and remove the needle.
  2. Insert the new needle with its flat side facing towards you. Push it up as far as it will go until it touches the pin. Tighten the needle set screw securely.

Checking the Needle: A good needle will have a sharp point that is visible when the needle is placed on a flat surface like the needle plate. Do not use needles that are bent or have blunted tips.

Guide to Selecting Needles and Threads for Fabrics:

Fabric TypeThreadNeedle
Lightweight fabrics (Lawn, Georgette, Tricot)Silk thread #80-100, Cotton thread #80-100, Synthetic thread #80-100#9-11
Medium fabrics (Jersey, General Wool, Synthetic fabrics)Silk thread #50, Cotton thread #60-80, Synthetic thread #50-80#11-14
Heavy fabrics (Denim, Jersey, Coat fabric, Quilting)Silk thread #50, Cotton thread #40-50, Synthetic thread #40-50#14-16
Thick fabrics (Denim, Jersey, Coat fabric, Quilting)Silk thread #30, Cotton thread #30#16

Generally, use finer threads and needles for lighter fabrics, and thicker threads and needles for heavier fabrics. Use this table as a guide and test on fabric scraps.

It is generally recommended to use the same type of thread for both upper and lower threads.

For stretchy or easily skipped-stitch fabrics, Janome Blue Needles (sold separately) or similar high-quality needles can provide better results.

The included needle is size #14.

Diagrams: Show how to replace a needle, including loosening the set screw and inserting the new needle. A diagram also illustrates how to check if a needle is straight.

28. Sewing Machine Maintenance

Cleaning the Feed Dogs: Always turn off the power switch before cleaning.

  1. Remove the needle and presser foot. Loosen the needle plate screw and remove the needle plate.
  2. Use a brush to sweep away lint and debris from the feed dogs towards the front.
  3. Replace the needle plate and tighten the screw.

Cleaning the Hook Area:

Diagrams: Show the feed dog area and the hook area, illustrating the removal of parts and the cleaning process.

29. Lamp Replacement

Turn off the power switch. Wait for the lamp to cool before replacing it.

To Remove:

  1. Loosen the set screw and remove the front cover.
  2. Turn the lamp counter-clockwise to remove it.

To Install:

  1. Turn the new lamp clockwise to install it.
  2. Replace the front cover and secure it with the set screw.

Diagrams: Show the lamp housing, the set screw, and the process of removing and installing the lamp bulb.

30. How to Fix Problems When the Machine is Not Working Well

This section provides troubleshooting tips for common issues.

If problems persist, consult your authorized Janome dealer.

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639-800-420 ApeosPort-III C3300 ApeosPort-III C3300

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