The Chandler Industrial Sewing Machine is a professional-grade sewing equipment designed for heavy-duty applications in industrial settings. These machines feature robust construction, high-speed operation, durable components, and specialized functions for various sewing tasks including leatherwork, upholstery, garment manufacturing, and textile production. Below are key sections covering safety guidelines, machine features, setup procedures, operation instructions, maintenance, and troubleshooting.
Key components: Heavy-duty motor, automatic lubrication system, adjustable presser foot, bobbin winder, stitch length regulator, reverse stitching capability, and speed control pedal.
| Feature | Description |
|---|---|
| Motor Type | Industrial-grade clutch motor with variable speed control |
| Stitching Speed | Up to 5,000 stitches per minute |
| Needle System | DBx1 industrial needles |
| Bobbin Type | Rotary hook system with class 15 bobbins |
| Presser Foot Lift | Adjustable height for thick materials |
| Stitch Length | 0-6mm adjustable |
| Thread Tension | Precision dial control |
| Lubrication | Automatic oiling system |
| Work Space | Extended arm for large projects |
| Power Requirements | 110V/220V options available |
Unpack machine carefully and inspect for shipping damage. Place on stable industrial table.
WARNING! Machine is heavy; use proper lifting equipment. Ensure power is disconnected during setup.
Main controls located on machine head and motor assembly.
Machine Head: Handwheel, stitch length regulator, reverse stitch lever, thread tension dial, presser foot lever, bobbin winder.
Motor Assembly: Power switch, speed control, pedal connector, belt tension adjustment.
Stitch Adjustment: Rotate stitch length dial for longer/shorter stitches. Thread Tension: Adjust upper tension dial; bobbin tension via screwdriver. Reverse Stitching: Engage lever for back-tacking. Presser Foot Pressure: Adjust spring for different fabric thicknesses.
Proper threading is essential for optimal performance.
Tip: Always raise presser foot when threading to open tension disks.
Adjust settings based on material type and project requirements.
| Material Type | Stitch Length | Needle Size | Thread Type |
|---|---|---|---|
| Light fabrics | 2.0-2.5mm | DBx1 #11/14 | Polyester 40-60 |
| Medium fabrics | 2.5-3.5mm | DBx1 #14/16 | Polyester 30-40 |
| Heavy fabrics | 3.5-4.5mm | DBx1 #18/21 | Polyester 20-30 |
| Leather | 4.0-6.0mm | DBx1 #19/23 | Nylon or bonded |
| Upholstery | 3.0-4.0mm | DBx1 #16/18 | Heavy duty polyester |
Regular maintenance ensures long machine life and consistent performance.
CAUTION! Always disconnect power before performing maintenance.
| Symptom | Possible Cause | Corrective Action |
|---|---|---|
| Thread breaking | Incorrect tension, burred needle | Adjust tension, replace needle, check thread path |
| Skip stitches | Wrong needle type, bent needle | Replace with correct needle type, ensure proper installation |
| Uneven stitches | Poor tension, feed dog issues | Balance upper and bobbin tension, clean feed dogs |
| Machine jams | Thread buildup, timing issues | Clean bobbin area, check hook timing |
| Motor won't start | Power issue, pedal problem | Check power connection, test foot pedal |
| Excessive noise | Low oil, loose parts | Oil machine, tighten screws and components |
Always follow safety guidelines to prevent injury and machine damage.
WARNING! Never bypass safety features or operate with guards removed.
Chandler Industrial Sewing Machines come with a 2-year limited warranty covering manufacturing defects. Warranty registration must be completed within 30 days of purchase. The warranty does not cover normal wear, misuse, improper maintenance, or consumable parts (needles, belts, bulbs). For warranty claims, contact authorized Chandler service centers with proof of purchase.
Service Support: 1-800-CHANDLER; www.chandlerindustrial.com
Parts Department: Available 8AM-5PM EST for genuine replacement parts