Singer 9940 Instruction Manual

Pages 96

Year 2003

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of 96

Singer 9940 Specification

The Singer 9940 is an advanced electronic sewing machine designed for both beginners and experienced sewers, offering a comprehensive range of features to enhance sewing efficiency and creativity. It boasts a robust selection of 600 built-in stitches, including basic, stretch, decorative, and buttonhole stitches, providing versatility for a variety of sewing projects. The machine features an automatic needle threader, which simplifies the threading process, and a top drop-in bobbin system that ensures easy setup and monitoring of the bobbin thread. Its large backlit LCD screen allows users to easily view and select stitch patterns, adjust stitch length and width, and customize settings for optimal sewing precision.

The Singer 9940 is equipped with a programmable needle up/down function, which is particularly useful for quilting, applique, and precise pivoting. It also includes a speed control slider, enabling users to set the sewing speed according to their comfort level. The machine's heavy-duty metal frame provides stability and durability, ensuring consistent stitch quality even at high speeds. Additionally, the Singer 9940 offers a variety of presser feet, each tailored for specific tasks such as zipper insertion, button sewing, and blind hemming, to further expand its functionality.

The machine's design incorporates a free arm for sewing cylindrical items like sleeves and cuffs, and an extension table to accommodate larger projects. It is engineered with a twin needle capability, allowing for parallel stitching and a more professional finish. With its blend of sophisticated features and user-friendly interface, the Singer 9940 is a versatile tool suited for a wide range of sewing applications, from simple repairs to complex garment construction and decorative embellishments.

Singer 9940 F.A.Q.

How do I thread the Singer 9940 sewing machine?

To thread the Singer 9940, raise the presser foot and turn the handwheel towards you to raise the needle to its highest position. Follow the threading path indicated on the machine, ensuring the thread passes through the tension discs and takes up the lever before threading the needle.

What should I do if the needle keeps breaking on the Singer 9940?

Ensure you are using the correct needle size and type for your fabric. Check that the needle is correctly inserted and not bent. Also, verify that the presser foot and needle plate are properly aligned and that the tension settings are appropriate.

How do I clean and maintain the Singer 9940?

Regularly clean the lint from the bobbin area and feed dogs using a small brush. Oil the machine according to the manual's instructions, focusing on the bobbin area and any designated oiling points. Use only sewing machine oil.

Why is my Singer 9940 skipping stitches?

Skipped stitches can occur if the needle is dull, bent, or incorrectly inserted. Ensure the needle is the right type for your fabric and that it is properly threaded. Re-thread the machine, checking that the thread is securely in the tension discs.

How can I adjust the tension on the Singer 9940?

To adjust the tension, use the tension dial located on the front of the machine. Increase the tension for tighter stitches and decrease for looser stitches. Test on a scrap piece of fabric to achieve the desired stitch quality.

What is the process for winding the bobbin on the Singer 9940?

Place the thread spool on the spool pin and secure it. Pull the thread through the bobbin winding tension disc, then wind it around the bobbin several times manually. Place the bobbin on the winder spindle and push it to the right to engage winding. Hold the thread end and start the machine until the bobbin is full.

Why is my fabric not feeding correctly on the Singer 9940?

Ensure the feed dogs are raised and not lowered for free-motion sewing. Check that the presser foot is down and that the stitch length is set appropriately. Also, clean any lint or debris from the feed dogs.

How do I select different stitches on the Singer 9940?

Use the stitch selection buttons on the machine's interface to choose your desired stitch pattern. Refer to the stitch chart to identify the number corresponding to your selected stitch. Adjust the stitch length and width as needed using the appropriate dials.

What should I do if the machine is making unusual noises?

Stop sewing immediately and check for any tangled threads or lint build-up in the bobbin area. Ensure that the needle is not bent and the machine is properly oiled. If the noise persists, consult a professional technician.

How can I troubleshoot inconsistent stitch quality on the Singer 9940?

Check that the machine is correctly threaded and the bobbin is properly placed in the case. Adjust the upper thread tension and ensure the needle is suitable for the fabric type. Clean the machine and check for any obstructions in the feed area.