35800BQWP - Sewing machine Union Special - Free user manual and instructions
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| Product Type | Industrial Sewing Machine |
| Brand | Union Special |
| Model | 35800BQWP |
| Power Supply | 220-240V, 50/60Hz, 550W |
| Dimensions (L x W x H) | 60 x 30 x 45 cm |
| Weight | 35 kg |
| Sewing Speed | Up to 5000 stitches per minute |
| Stitch Type | Chainstitch (single or multi-needle) |
| Number of Needles | 1-2 (depending on configuration) |
| Needle System | UY118G or equivalent |
| Maximum Stitch Length | 6 mm |
| Fabric Feed | Pull feed (top and bottom) |
| Lubrication | Automatic oiler system |
| Presser Foot Lift | Manual and knee lift |
| Safety Features | Needle guard, finger guard, emergency stop |
| Maintenance | Regular cleaning and oiling; belt tension check |
| Spare Parts | Needles, bobbins, feed dogs, belts available |
| Repairability | Modular design; parts easily replaceable |
| Warranty | 1 year limited warranty |
Frequently Asked Questions - 35800BQWP Union Special
How do I thread the Union Special 35800BQWP?
Follow the threading diagram on the machine. Start from the spool, pass through the tension discs, take-up lever, and needle. Ensure the thread is seated properly in the tension unit.
What needle type does this machine use?
It uses UY118G needles or equivalent. Always use high-quality needles suitable for industrial chainstitch machines.
How do I adjust thread tension?
Turn the tension dial located on the front of the machine. Increase tension for tighter stitches, decrease for looser. Test on scrap fabric.
Why is the machine skipping stitches?
Common causes: bent needle, incorrect needle type, dull needle, or improper threading. Also check timing and needle/looper clearance.
What oil should I use for lubrication?
Use a high-quality sewing machine oil (ISO VG 15 or equivalent). Avoid household oils; they can damage the machine.
How often should I clean the machine?
Clean after every 8 hours of use. Remove lint from feed dogs, hook area, and tension discs using a soft brush or compressed air.
Can this machine sew heavy fabrics like denim?
Yes, the 35800BQWP is designed for heavy-duty fabrics. Use appropriate needle size (e.g., size 18-21) and adjust tension accordingly.
How do I replace the needle?
Loosen the needle clamp screw, remove old needle, insert new needle with flat side facing back, and tighten screw securely.
What is the maximum stitch length?
The maximum stitch length is 6 mm. Adjust using the stitch length lever on the machine.
Where can I find spare parts?
Spare parts are available from authorized Union Special dealers or online industrial sewing machine parts retailers. Common parts include needles, bobbins, and feed dogs.
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