CKPSMS #212-112K Double Needle Center Edge with Spring Guide Foot Instruction Manual

1. Product Overview

The CKPSMS #212-112K Double Needle Center Edge with Spring Guide Foot is designed for industrial double needle lockstitch sewing machines. This specialized presser foot assists in creating precise, parallel stitching lines, maintaining an even distance between two needles. The integrated spring guide helps to keep fabric aligned, ensuring consistent seam allowances and professional results.

This foot is specifically sized by the center distance between the two needles. The current model is 3/8" (9.5MM).

Figure 1: The CKPSMS #212-112K Double Needle Center Edge with Spring Guide Foot. This image displays the full view of the metal presser foot, highlighting its double needle slots and the spring guide mechanism.

2. Compatibility

This presser foot is compatible with a wide range of industrial double needle lockstitch sewing machines. Verify your machine's model number for proper fitment.

• ARTISAN: 2220-B, 2220-M, 2240-B, 2240-M
• BROTHER: B831, B832, B842, B872, B875, T-8420B, T-8422A, T-8720B, T-8722A, T-8752A
• CONSEW: 332, 333
• FEIYUE: FY81, FY82, FY84, FY87
• JUKI: LH-512, LH-515, LH-1152, LH-1162, LH-1182, LH-3128, LH-3178
• MITSUBISHI: DN-260, LT2-220, LT2-2220
• SINGER: 112G, 112W, 212G, 212W, 212U, 312T, 312U
• UNION SPECIAL: 61800, 62200
• YAMATA: FY81, FY82, FY84, FY87
• ZOJE: ZJ845

3. Setup and Installation

1. Power Off: Ensure your sewing machine is turned off and unplugged for safety before beginning installation.
2. Remove Existing Foot: Loosen the screw holding the current presser foot in place and carefully remove it.
3. Align New Foot: Position the CKPSMS #212-112K Double Needle Center Edge with Spring Guide Foot under the presser foot bar, aligning the foot's mounting hole with the screw hole on the bar.
4. Secure Foot: Insert the screw and tighten it firmly to secure the new presser foot. Do not overtighten.
5. Install Double Needles: Ensure your machine is equipped with appropriate double needles, matching the 3/8" (9.5MM) spacing of this foot. Refer to your sewing machine's manual for specific double needle installation instructions.
6. Test Clearance: Manually lower the presser foot and rotate the handwheel to ensure the needles pass cleanly through the foot's openings without obstruction.

Figure 2: Illustration of needle size measurement. This image shows a close-up of the presser foot with red lines indicating the measurement of the "Needle Size," which refers to the center distance between the two needle slots.

4. Operating Instructions

This presser foot is designed to facilitate precise double-needle stitching, particularly for creating parallel seams or decorative topstitching. The spring guide helps maintain a consistent edge.

1. Thread Machine: Thread your industrial sewing machine with two spools of thread, one for each needle, according to your machine's instructions for double-needle operation.
2. Prepare Fabric: Place your fabric under the presser foot. For edge stitching, align the fabric edge with the spring guide on the foot.
3. Adjust Settings: Set your machine to a straight stitch. Adjust stitch length as desired. Ensure the needle position is centered for the foot.
4. Begin Sewing: Lower the presser foot and begin sewing. The spring guide will gently press against the fabric edge, helping to keep your stitching line straight and consistent.
5. Monitor Stitching: Observe the stitching to ensure both needles are forming even stitches and the fabric is feeding smoothly.

5. Maintenance

• Cleaning: Regularly clean the presser foot to remove lint, dust, and thread buildup. Use a small brush or compressed air.
• Inspection: Periodically inspect the foot for any signs of wear, damage, or bending, especially around the needle holes and the spring guide.
• Storage: Store the presser foot in a dry, clean place when not in use to prevent corrosion or damage.

6. Troubleshooting

• Uneven Stitching:
  • Ensure fabric is properly aligned with the spring guide.
  • Check for consistent fabric tension.
  • Verify that both needles are correctly installed and not bent.
• Needle Breakage:
  • Confirm that the correct size and type of double needles are used for your machine and this foot.
  • Ensure needles are installed securely and not hitting the presser foot.
  • Check for proper needle plate alignment.
• Fabric Not Feeding Smoothly:
  • Clean any lint or debris from under the presser foot and around the feed dogs.
  • Adjust presser foot pressure if your machine allows.

For further troubleshooting, refer to your specific industrial sewing machine's instruction manual or consult a qualified technician.

7. Specifications

Figure 3: The CKPSMS #212-112K Double Needle Center Edge with Spring Guide Foot as packaged. This image shows the presser foot inside its clear plastic packaging, with the CKPSMS brand logo visible.

8. Warranty and Support

For information regarding warranty coverage or technical support for the CKPSMS #212-112K Double Needle Center Edge with Spring Guide Foot, please refer to the documentation provided with your purchase or contact the manufacturer directly. Specific warranty terms may vary.

You can visit the official CKPSMS store for more products and information: CKPSMS Store.