1. Introduction
This manual provides essential information for the proper installation, operation, and maintenance of your Qixing 681 or 686 series electronic control pedal controller. This controller is specifically designed for use with Qixing computer lockstitch industrial sewing machines to provide precise speed control. Please read this manual thoroughly before use to ensure optimal performance and longevity of the product.
2. Product Overview
The Qixing electronic control pedal controller is a crucial component for industrial sewing machines, allowing operators to adjust sewing speed with foot pressure. It features a robust design suitable for demanding industrial environments.
3. Specifications
| Attribute | Value |
|---|---|
| Type | Sewing Machine Parts |
| Material | Rubber |
| Use | Embroidery (for speed control in embroidery applications) |
| Origin | Mainland China |
| Package Length | 20 cm |
| Package Width | 20 cm |
| Package Height | 10 cm |
| Package Weight | 0.75 kg |
4. Setup
- Compatibility Check: Before installation, verify that the model number and part number of this pedal controller match your industrial sewing machine's requirements. This controller is designed for Qixing 681 and 686 series computer lockstitch machines. Incompatible parts may not function correctly or could cause damage.
- Physical Installation: Securely mount the pedal controller to the designated location on your sewing machine stand or frame using the integrated mounting bracket. Ensure it is stable and does not wobble during operation.
- Electrical Connection: Connect the controller's cable, typically featuring a DB9 connector, to the corresponding port on your sewing machine's electronic control unit or motor. Ensure the connection is firm and secure.
- Power On: Once installed, power on your sewing machine. The controller should be recognized by the machine's system.
- Initial Test: Perform a low-speed test to ensure the pedal responds correctly to pressure and controls the machine's speed as expected.
Important: If you are unsure about compatibility or installation, please consult a qualified technician or contact customer service with detailed photos of your machine (motor, barcode, model, electric cabinet, interfaces) for verification.
5. Operating Instructions
The Qixing electronic control pedal controller provides intuitive speed adjustment for your industrial sewing machine.
- Power On: Ensure your sewing machine is powered on and ready for operation.
- Speed Control: Apply gentle pressure to the pedal to start the machine at a low speed. Increase pressure to gradually increase the sewing speed.
- Stopping: Release pressure from the pedal to bring the machine to a stop.
- Practice: Familiarize yourself with the pedal's sensitivity to achieve desired speed control for various sewing tasks.
6. Maintenance
Regular maintenance helps ensure the longevity and reliable performance of your pedal controller.
- Cleaning: Periodically clean the pedal surface and surrounding area to prevent dust and lint buildup, which can affect smooth operation. Use a soft, dry cloth. Avoid using harsh chemicals or excessive moisture.
- Connection Check: Regularly inspect the cable and connector for any signs of wear, damage, or loose connections. Ensure the DB9 connector is securely seated.
- Spring Mechanism: Check the spring mechanism for any obstructions or signs of corrosion. While some minor oxidation from long-term storage may be present, it should not impede function.
- Storage: If storing the controller for an extended period, keep it in a clean, dry environment away from extreme temperatures and humidity.
7. Troubleshooting
If you encounter issues with your pedal controller, refer to the following common problems and solutions:
- Pedal Not Responding:
- Check if the cable is securely connected to both the pedal and the sewing machine's control unit.
- Ensure the sewing machine is powered on.
- Verify that the pedal controller's model and part number are compatible with your machine. Incompatibility is a common reason for non-functionality.
- Inconsistent Speed Control:
- Clean the pedal mechanism to remove any dust or debris that might be interfering with its movement.
- Check for any physical damage to the pedal or its internal components.
- Machine Not Starting:
- Confirm that the sewing machine itself is in working order and not displaying any error codes.
- Ensure the pedal is fully released before attempting to start the machine.
If troubleshooting steps do not resolve the issue, please contact customer support for further assistance.
8. User Tips
- Always double-check the model and part number of your existing pedal or the required specifications for your machine before purchasing a replacement to ensure perfect compatibility.
- For optimal performance, keep the area around the pedal clear of fabric scraps and debris.
9. Warranty and Support
For any technical inquiries, compatibility questions, or issues not covered in this manual, please contact customer service. When contacting support, be prepared to provide your machine's model number, part number, and detailed descriptions or photos of the issue.
While the product is tested before delivery, please note that due to the specialized nature of these industrial sewing machine parts, returns or refunds for incompatibility due to incorrect model/part number selection by the customer are typically not accepted. It is crucial to verify compatibility prior to purchase.