1. Introduction
This manual provides essential information for the safe and efficient operation, maintenance, and care of your Brother PQ1500SL Sewing and Quilting Machine. Please read this manual thoroughly before using the machine and keep it for future reference.

Figure 1: The Brother PQ1500SL Sewing and Quilting Machine with its wide extension table.
2. Key Features
- High-Speed Stitching: Achieves up to 1,500 stitches per minute for efficient project completion.
- Advanced Needle Threading System: Features an automatic needle threader for simplified setup.
- Jam-Resistant Drop-in Top Bobbin: Provides convenient and reliable bobbin access.
- Precision Pin Feeding System: Allows for smooth feeding of various fabric thicknesses, including delicate materials like velvet, without leaving marks.
- Adjustable Pin Feed Mechanism: Offers four additional feed dog settings for enhanced fabric control.
- Full Range Foot Pressure Adjustment: Enables precise control over fabric handling.
- Automatic Thread Cutter: Cuts both top and bobbin threads with a push of a button.
- Built-in Knee Lifter: Allows hands-free presser foot lifting for improved fabric manipulation.
- Wide Extension Table: Provides an expanded work area for large quilting and sewing projects.
- LED Lighting: Bright, gentle-on-the-eyes LED light illuminates the sewing area.
3. What's Included
The Brother PQ1500SL machine comes with a comprehensive set of accessories to support various sewing and quilting tasks:
- Knee lifter
- Accessory kit including: needle packet, ballpoint needle, spool cap, fabric separator, feed pin, feed pin changer, metal bobbins (5), seam guide, cleaning brush, screwdrivers (2), spool cushion.
- Power cord
- Operation Manual (English and Spanish)
- 7 Sewing Feet: Zipper Foot, Invisible Zipper Foot, Rolled Hem Foot, General Purpose Foot, Spring Action Quilting Foot, 1/4" Piecing Foot, Walking Foot, Seam Guide.
Video 1: An overview of the accessories included with the Brother PQ1500SL Sewing Machine.
4. Setup
4.1 Attaching the Wide Table
To attach the wide extension table, align its pins with the corresponding holes on the machine's base and gently push until it clicks into place. This expands your work surface for larger projects.

Figure 2: The Brother PQ1500SL with the wide extension table attached, providing ample workspace.
4.2 Threading the Machine
Follow the numbered guides on the machine for correct top thread path. The automatic needle threader simplifies the final step of threading the needle.

Figure 3: Close-up of the automatic needle threader in action, simplifying the threading process.
4.3 Bobbin Winding and Insertion
Use the included metal bobbins for optimal performance. Wind the bobbin according to the machine's instructions, then insert it into the side-loading bobbin case. Ensure the thread is correctly routed through the tension spring.

Figure 4: Top view of the machine, illustrating the thread path for proper bobbin winding.
5. Operating Instructions
5.1 Stitch Speed Control
The machine can sew at speeds up to 1,500 stitches per minute. Adjust the speed using the foot pedal for precise control over your projects.

Figure 5: The machine performing high-speed straight stitching on fabric.
5.2 Needle Up/Down Position
Utilize the needle up/down button on the control panel to set the needle's resting position. This feature is useful for pivoting fabric or precise stitching at corners.

Figure 6: The control panel with buttons for needle position and automatic thread cutting.
5.3 Automatic Thread Cutter
Press the automatic thread cutter button to trim both the top and bobbin threads simultaneously, saving time and effort.
5.4 Thread Tension Adjustment
Adjust the thread tension using the dial located on the front of the machine. Proper tension is crucial for balanced stitches across different fabric types and thread weights.

Figure 7: The thread tension dial, allowing fine-tuning for various sewing needs.
5.5 Pin Feed Mechanism and Feed Dog Settings
The adjustable pin feed mechanism allows you to engage a single pin for precise fabric movement, ideal for quilting or delicate fabrics. Utilize the four additional feed dog settings for maximum fabric control.
5.6 Knee Lifter Operation
Insert the knee lifter into its designated slot. Use your knee to raise and lower the presser foot, keeping both hands free to guide your fabric, especially beneficial for intricate work or large projects.

Figure 8: The knee lifter mechanism, designed for hands-free presser foot control.
6. Maintenance
6.1 Cleaning the Bobbin Area
Regularly clean the bobbin case area to prevent lint and thread buildup, which can affect stitch quality and machine performance. Access the bobbin area by opening the side cover.
6.2 General Cleaning
Use the provided cleaning brush to remove lint from the feed dogs and other accessible areas. Ensure the machine is unplugged before performing any cleaning or maintenance.
7. Troubleshooting
If you encounter issues with your machine, refer to the following general troubleshooting tips. For detailed solutions, consult the Operation Manual.
- Skipped Stitches: Check if the needle is inserted correctly, if it's bent or dull, and ensure the correct needle type is used for your fabric. Re-thread the machine completely.
- Thread Breakage: Verify that the machine is threaded correctly, the tension is appropriate, and the thread is not old or damaged. Check for burrs on the needle plate or bobbin case.
- Uneven Stitches: Adjust the thread tension for both top and bobbin threads. Ensure the presser foot pressure is set correctly for the fabric thickness.
- Machine Jamming: Remove any tangled threads from the bobbin area and under the needle plate. Ensure the bobbin is wound evenly and inserted correctly.
8. Specifications
| Feature | Specification |
|---|---|
| Product Dimensions | 7.9 x 12.6 x 19.3 inches |
| Item Weight | 29.8 pounds |
| Maximum Sewing Speed | 1,500 stitches per minute |
| Stitch Length (max) | 7 mm |
| Voltage | 110v (UL/CSA Listed for US) |
| Lighting Type | LED |
| Included Feet | 7 (Zipper, Invisible Zipper, Rolled Hem, General Purpose, Spring Action Quilting, 1/4" Piecing, Walking) |
| Bobbin Type | Metal |
9. Warranty and Support
The Brother PQ1500SL Sewing and Quilting Machine is backed by a 25-year limited warranty. Brother provides 'at your side' support, offering free technical assistance via online resources, live chat, or phone for the life of your machine. Please note that this product is intended for sale only in the US at 120 volts, and any other use or sale voids the warranty.





