Singer 231-4, 231-5 User Manual
Specifications and Main Features
- Model Identification: 231-4 and 231-5
- Purpose: For mares and sigs Lap Seam Felling of shirts, pajamas etc.
- Fabric Use: Suitable for light and medium-weight fabrics.
- Needles Installed: 2 needles and two loopers.
- Type of Stitching: Two-thread chain-stitch sewing.
- Gauge Range: Between 3/32 inch and 3/8 inch with an 1/8 inch, 5/32 inch and 3/16 inch gauge being standard.
- Feedering Method: Drop feed.
- Bar Stroke: The needle bar stroke is 1 5/8 inch.
- Length of Stitch: The handful can be adjusted from 8 to 22 stitches per inch.
- Topmost Speed: 4000 R.P.M. at maximum speed.
- Rotation Mechanism: Arm and bed rotary shafts are populated with ball bearings and are operatively linked by a short belt.
- Lubricating Arrangement: Automatic oiling arrangement available for operating components such as principal bearings, feed and looper mechanism, etc.
Frequently Asked Questions
Q: What fabrics are best suited for use in the Singer 231 series machines?
A: For the Singer 231 series, they will bar with materials that are light and medium weight.
Q: And how many needles are installed on the machine Singer 231-4?
A: Two needles are fixed of which will be in the sewing machine Singer 231-4.
Q: How fast can it sew?
A: The machine can reach a maximum sewing speed of 4000 R.P.M.
Q: Does this machine come equipped with an automated oiling system?
A: Yes, this machine has an automated oiling system that supplies oil to all primary lubricating and rotatable components.
Q: Is it possible to customize the stitch length on this machine?
A: Yes, you can customize the stitch length from 8 to 22 per inch according to your wish.
Q: What usage does the drop feed mechanism have?
A: During sewing operations, a drop feed mechanism greatly enhances precise control and assures smooth fabric guiding through the sewing machine.
Q: Would all the sewing machines in this model range be reasonably similar?
A: Yes, the 231-4 and 231-5 machines are largely identical except for minor alterations in certain components and configurations.
Q: For maintenance what category of oil is recommended?
A: Only “Singer Stainless Oil for High-Speed Sewing Machines” should be used for the repair and maintenance of the machine.
User Manual
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