1. Introduction
This manual provides essential information for the proper installation, operation, and maintenance of the ckpsms HAD-204(6) Shuttle Hook. This component is designed for specific industrial sewing machine models to ensure optimal stitching performance. Please read these instructions carefully before use.
2. Product Overview
The HAD-204(6) Shuttle Hook is a high-quality replacement part for industrial sewing machines. It is supplied as a complete unit. Alternative part numbers for this shuttle hook include KSP204N, 210-41850, 21041850, and MB18A0120.

Image 1: Top view of the ckpsms HAD-204(6) Shuttle Hook.

Image 2: Side view of the ckpsms HAD-204(6) Shuttle Hook, showing its robust construction.

Image 3: Internal view of the ckpsms HAD-204(6) Shuttle Hook, highlighting its components.
3. Compatibility
The HAD-204(6) Shuttle Hook is compatible with a wide range of industrial sewing machine models, including but not limited to:
- JUKI Sewing Machine Models: TNU-243, TSC-461, TSH-411, TSN-421, TSU-471, TU-243, TU-273
- YAKUMO Sewing Machine Models: 243, 411~471
- MITSUBISHI Sewing Machine Models: PLK-E1008H, PLK-E2008H
- GOLDEN WHEEL Sewing Machine Models: CS-243, CS-441N, CS-471
- JUMBO KING Sewing Machine Models: WR-204-370, 205, 205-370
- TAKING Sewing Machine Models: TK-243, TK-441, TK-471
- HIGHLEAD Sewing Machine Models: GA0688-1, GA2388-1, GA2668-1, GA2698-1
- CHIKON Sewing Machine Models: CK1461, 243, 273, 441, 461, 471
- TYPICAL WANPING Sewing Machine Models: TW3-234, TW3-441, TW3-471
Always verify compatibility with your specific sewing machine model before installation.
4. Installation
Installing a shuttle hook requires careful attention to detail. Refer to your sewing machine's official service manual for precise, model-specific installation instructions. General steps typically include:
- Power Off: Disconnect the sewing machine from its power source.
- Access the Hook Area: Open the bobbin case cover and remove the needle plate, feed dogs, and any other components obstructing access to the shuttle hook.
- Remove Old Hook: Carefully unfasten and remove the existing shuttle hook. Note its orientation and position for correct reassembly.
- Clean Area: Thoroughly clean any lint, dust, or debris from the hook race and surrounding mechanisms.
- Install New Hook: Position the new HAD-204(6) Shuttle Hook into place, ensuring it aligns correctly with the drive shaft and other components. Secure it with the appropriate fasteners.
- Adjust Timing (if necessary): Depending on your machine, timing adjustments may be required after replacing the shuttle hook. Consult your machine's manual or a qualified technician.
- Reassemble: Reinstall the feed dogs, needle plate, bobbin case, and covers.
- Test: Perform a test stitch on scrap fabric to ensure proper function before resuming regular sewing.
5. Operating Considerations
To ensure the longevity and optimal performance of your HAD-204(6) Shuttle Hook and sewing machine:
- Use appropriate needle and thread sizes for your fabric and project.
- Avoid forcing fabric through the machine; let the feed dogs do the work.
- Regularly check for any unusual noises or vibrations, which may indicate an issue.
6. Maintenance
Proper maintenance is crucial for the performance and lifespan of your shuttle hook:
- Cleaning: Regularly remove the bobbin case and shuttle hook to clean out lint and thread buildup using a small brush or vacuum. Accumulation can impede movement and affect stitch quality.
- Lubrication: Apply a small drop of high-quality sewing machine oil to the hook race and other designated lubrication points as recommended by your sewing machine's manufacturer. Do not over-oil.
- Inspection: Periodically inspect the shuttle hook for any signs of wear, nicks, or burrs that could snag thread or damage fabric. Replace if damage is observed.
7. Troubleshooting
If you encounter issues related to the shuttle hook, consider the following common problems and solutions:
- Skipped Stitches: Ensure the needle is correctly inserted, not bent, and of the appropriate type and size. Check if the shuttle hook timing is correct.
- Thread Breakage: Inspect the shuttle hook for burrs or rough spots that might be catching the thread. Ensure the machine is properly threaded and tension is correct.
- Noisy Operation: Clean and lubricate the shuttle hook area. Check for any loose components.
- Poor Stitch Quality: Verify that the bobbin is correctly wound and inserted. Check for lint buildup in the bobbin case and hook area.
For persistent issues, consult your sewing machine's comprehensive troubleshooting guide or contact a professional technician.
8. Specifications
| Feature | Detail |
|---|---|
| Part Number | HAD-204(6) |
| Alternative Part Numbers | KSP204N, 210-41850, 21041850, MB18A0120 |
| Manufacturer | CKPSMS |
| Compatibility | JUKI, YAKUMO, MITSUBISHI, GOLDEN WHEEL, JUMBO KING, TAKING, HIGHLEAD, CHIKON, TYPICAL WANPING industrial sewing machines (specific models listed in Section 3) |
9. General Product Range Overview
The following video provides a general overview of the various sewing machine parts and accessories offered by CKPSMS. Please note that this video showcases a broad range of products and is not specific to the installation or operation of the HAD-204(6) Shuttle Hook.
Video 1: An overview of various sewing machine parts and accessories from CKPSMS.
10. Warranty and Support
For warranty information, technical support, or to purchase additional parts, please refer to the official ckpsms website or contact your authorized dealer. Keep your purchase receipt for warranty claims.





