Introducció
This manual provides comprehensive instructions for the installation, operation, and maintenance of your new ckpsms Bobbin Case, part number #846652009. Designed for durability and precision, this bobbin case ensures smooth and consistent stitching for a wide range of sewing machines. Please read this manual carefully before use to ensure proper function and longevity of the product.
Producte acabatview
The ckpsms Bobbin Case #846652009 is a high-quality replacement part compatible with numerous sewing machine models. Its robust construction ensures reliable performance and is designed to meet the demands of various sewing projects. Alternative part numbers for this bobbin case include 846652102, 395757-04, and 846652504.

Figura 1: superior view of the ckpsms Bobbin Case #846652009, showcasing its primary components and design.

Figura 2: lateral view of the bobbin case, highlighting its metal latch and tension spring.

Figura 3: A baix view of the bobbin case, showing the base and internal structure.
Configuració i instal·lació
- La seguretat primer: Before attempting any installation or maintenance, always ensure your sewing machine is turned off and unplugged from the power outlet. This prevents accidental activation and potential injury.
- Access the Bobbin Area: Open the bobbin cover plate on your sewing machine to access the bobbin case compartment.
- Remove Old Bobbin Case (if applicable): Carefully remove the existing bobbin case. Note its orientation for reference.
- Insert New Bobbin Case: Place the new ckpsms Bobbin Case #846652009 into the bobbin compartment. Ensure it is seated correctly and lays perfectly flat. Proper alignment is crucial for smooth operation and to prevent needle strikes.
- Insert Bobbin: Load a properly wound bobbin into the bobbin case, ensuring the thread unwinds in the correct direction as specified by your sewing machine's manual.
- Tancar la coberta: Securely close the bobbin cover plate.
- Prova: Plug in and turn on your machine. Perform a test stitch on a scrap piece of fabric to verify proper thread tension and stitch formation.

Figure 4: General safety guidelines for sewing machine parts. Always ensure the machine is turned off and unplugged before handling components like the bobbin case.
Funcionament
Once installed, the bobbin case works in conjunction with your sewing machine's upper threading system to create stitches. Ensure the bobbin is correctly inserted and the thread is properly tensioned within the bobbin case for optimal stitch quality. Refer to your sewing machine's specific manual for detailed instructions on threading and tension adjustments.
Bobinat de bobina
For best results, bobbins should be wound evenly and consistently. If your machine has an automatic bobbin winder, ensure it functions correctly. For external bobbin winding solutions, consider the "Automatic Bobbin Winder And Thread Stand" as shown in the video below.
Manteniment
Regular maintenance of your bobbin case and the surrounding area is essential for smooth sewing and to prevent issues. Lint and thread buildup can interfere with the bobbin case's function and lead to skipped stitches or thread jams.
- Neteja: Periodically remove the bobbin case and clean any lint or dust from the bobbin compartment using a small brush or vacuum cleaner attachment. Avoid using compressed air, as it can push debris further into the machine.
- Inspecció: Regularly inspect the bobbin case for any signs of wear, nicks, or burrs, especially around the thread path and the needle plate area. Damage to the bobbin case can cause thread breakage or needle damage. If damage is found, replace the bobbin case.
- Lubricació: Consult your sewing machine's manual regarding lubrication requirements for the bobbin area. Some machines require a drop of sewing machine oil in specific points.
Resolució de problemes
If you encounter issues with your sewing machine related to the bobbin case, consider the following common problems and solutions:
- Needle Strikes Bobbin Case: This often indicates improper installation of the bobbin case or incorrect needle size/type. Ensure the bobbin case is seated perfectly flat and the "dots" (if present on your machine) line up. Verify you are using the correct needle for your fabric and machine.
- Thread Tangles or Jams in Bobbin Area: This can be caused by lint buildup, incorrect bobbin winding, or improper thread tension. Clean the bobbin area thoroughly, ensure the bobbin is wound evenly, and check the bobbin case tension.
- Punts saltats: While many factors can cause skipped stitches, an improperly seated or damaged bobbin case can contribute. Re-install the bobbin case carefully and inspect it for any damage.
- Loose or Uneven Stitches: Check the tension of the bobbin case. The tension spring on the bobbin case should provide slight resistance when pulling the bobbin thread. Adjust if necessary, or replace the bobbin case if the spring is damaged.
Especificacions
| Característica | Detall |
|---|---|
| Número de part | #846652009 |
| Números de peça alternatius | 846652102, 395757-04, 846652504 |
| Dimensions del paquet | 2.2 x 1.69 x 0.94 polzades |
| Pes de l'article | 0.704 unces |
| Fabricant | ckpsms |
Models compatibles
This bobbin case is compatible with a wide range of sewing machine models, including but not limited to:
- Bernina Bernette Sewing Machine Models: Deco 340
- Elna Sewing Machine Models: 720 eXcellence, 7200, 730 eXcellence, 7300, 740 eXcellence, 760 eXcellence, 780 eXcellence, 820 eXpressive, 8300, 900 eXpressive, 9600, E9500
- Janome Sewing Machine Models: 3160QDC, 4120QDC, HSN 49360, FMQ, MC350e, MC11000, MC11000SE, MC1200, MC15000 Horizon, MC350E, MC6300P, MC6500P, MC6600P, MC7700QCP, MC8200QC, MC8900QCP Horizon, MC9400QCP, Skyline S3, QXL605, TXL607
- Necchi Sewing Machine Models: EX100, EX30, EX60, QS60
Recursos addicionals
Per a una visualització completaview of various sewing machine parts and accessories offered by ckpsms, including rotary hooks and bobbin cases, please watch the official product video below.
Video: CKPSMS - All Kinds of Sewing Machine Parts. This video provides a general overview of various sewing machine parts and accessories, including different types of bobbin cases, needles, presser feet, and other components. It offers visual context for the range of products available from ckpsms.
Garantia i Suport
ckpsms is committed to providing high-quality sewing machine spare parts and accessories. If you have any questions regarding the compatibility of this bobbin case with your machine, or if you encounter any issues during use, please do not hesitate to contact us. Our technical support team is available to provide professional and accurate advice.
When contacting support, please provide your machine's brand and complete model number to assist us in providing the most effective assistance. You can typically reach us via the messaging system on the platform where you purchased the product.
As a professional supplier, ckpsms ensures that all stocked spare parts are pre-tested to guarantee quality and compatibility before delivery.