DLN6390-7 - Sewing machine Union Special - Free user manual and instructions
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| Product Type | Industrial Sewing Machine |
| Brand | Union Special |
| Model | DLN6390-7 |
| Power Supply | 220V AC, 50/60 Hz |
| Motor Power | 400W (est.) |
| Stitch Type | Lockstitch (est.) |
| Maximum Sewing Speed | 5500 stitches per minute (est.) |
| Needle System | Standard industrial needles (e.g., 135×17) |
| Max Stitch Length | 4 mm (est.) |
| Feed Mechanism | Differential feed (est.) |
| Lubrication | Automatic oiling system |
| Weight | 35 kg (est.) |
| Dimensions (approx.) | 50 × 25 × 40 cm (est.) |
| Safety Features | Finger guard, presser foot safety switch |
| Spare Parts Available | Needles, bobbins, feed dogs, presser feet |
| Maintenance | Regular cleaning and oiling; refer to manual |
Frequently Asked Questions - DLN6390-7 Union Special
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How do I adjust the stitch length?
What type of needle does the DLN6390-7 use?
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Why is the machine skipping stitches?
How do I oil the Union Special DLN6390-7?
What is the maximum sewing speed?
How do I adjust the thread tension?
What maintenance is required regularly?
Where can I find spare parts for the DLN6390-7?
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