14700 - Sewing machine Union Special - Free user manual and instructions
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| Product Type | Industrial Sewing Machine |
| Brand | Union Special |
| Model | 14700 |
| Dimensions (L x W x H) | 60 cm x 30 cm x 50 cm |
| Weight | 55 kg |
| Power Supply | 110-240 V, 50/60 Hz |
| Motor Power | 550 W |
| Stitch Type | Lockstitch (301) |
| Maximum Sewing Speed | 5,000 stitches per minute |
| Needle System | 135×17 |
| Lubrication | Automatic oiling system |
| Foot Lift | Knee-operated |
| Additional Functions | Reverse feed, adjustable stitch length, thread trimmer |
| Maintenance | Regular oiling, cleaning of lint and dust |
| Safety Features | Needle guard, safety clutch, emergency stop |
| Spare Parts | Available through authorized dealers |
| Reparability | Modular design for easy repair |
| Manual Languages | English (82 pages) |
Frequently Asked Questions - 14700 Union Special
What type of oil should I use for the Union Special 14700?
Use high-quality sewing machine oil, specifically ISO VG 10 or equivalent. Avoid using household oils as they may damage the machine.
How often should I oil my Union Special 14700?
Oil the machine daily before use for heavy-duty sewing. For lighter use, oil every 8 hours of operation. Refer to the manual for specific oil points.
What is the maximum thickness of fabric the 14700 can sew?
The Union Special 14700 can sew through multiple layers of heavy fabrics such as denim, canvas, and leather up to a total thickness of approximately 8 mm.
How do I adjust the stitch length on the 14700?
Turn the stitch length dial located on the front of the machine. Numbers indicate approximate stitches per inch. Adjust while the machine is stopped.
Why does my machine skip stitches?
Skipped stitches can be caused by a bent needle, incorrect needle size, tension imbalance, or timing issues. Replace the needle, check threading, and ensure proper tension.
Can I use this machine for home sewing?
The 14700 is an industrial machine designed for heavy-duty continuous use. It is not recommended for home use due to its size, weight, and high speed.
How do I clean the feed dogs?
Remove the needle plate and use a soft brush to remove lint and dust from the feed dogs. Avoid using compressed air, as it can push debris deeper.
What should I do if the machine jams?
Turn off the machine, disengage the clutch, and carefully remove the jammed fabric. Check for bent needles or broken threads. If persistent, consult a technician.
Where can I find spare parts for the 14700?
Contact authorized Union Special dealers or visit their website. Provide the model number (14700) and part description for accurate ordering.
How do I adjust thread tension?
Use the tension dials on the front. For balanced tension, the top thread should form a neat stitch with the bobbin thread perfectly interlocked in the middle of the fabric.
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USER MANUAL 14700 Union Special
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Product information
Brand : Union Special
Model : 14700
Category : Sewing machine