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Sewing faults and their Remedies
1. Yarn that keeps Breaking
Cause Remedy
(a) The top tension may be too tight.
Adjust the tension.
(b) The needle may not be fixed correctly.
See that the groove is to the left or outside of the machine and that the needle is set correctly, and screw firmly into position.
(c) The thread may be twisted round the wire spring.
See that the machine is threaded correctly.
(d) The eye of the needle may be de-fective and be cutting the thread.
Insert a new needle of the correct size and type.
(e) The spool may be too full.
Remove some of the yarn from the spool to allow to revolve freely.
(f) The fly-wheel may be allowed to go backwards.
- Have, better control of the treadle and be prepared to touch the fly-wheel to keep it from running back.
(g) The needle may be too fine for the material.
- Use the correct needle and the right thickness of stitching yarn.
(h) The sewing yarn maybe uneven and poor.
- Use only reliable makes of cotton silk.
2. Loops may appear underneath the machine Stitching
Cause Remedy
(a) The spool may not be fixed in correctly.
Remove the spool case and spool, and fix correctly (see
(b) The thread may not be between the tension discs.
- See that the machine threaded correctly
c) The bottom tension may be too tight.
-The adjusting of the up tension usually puts this right, again the spool may be overfull If so, re-move some, of the yam.
(d) The machine may not be threaded in the correct order.
- See that the machine threaded correctly and the need threaded from left to right.
3. Seams may be puckered
Causes Remedy
(a) The tension maybe too tight.
Adjust
(b) The material may not have been keep it from puckering
- Hold the work firmly enough to held firmly while stitching. Under the machine, but not too tightly for the size of the machine
but to be altered.
(c) Very fine material may not have been reinforced with paper.
- Tack very fine material on to issue-paper before machine stitching to keep It flat and so prevent stretching or puckering.
4. The Machine may miss Stitches
Cause Remedy
(a) Tile needle may not be correctly fixed.
- Unscrew and replace the needle
(b) Pushing or pulling the material unduly during machine stitching.
- Guide the work evenly.
(c) The top and bottom yams may be of different thicknesses.
- See that the yarn is the same thickness on the top and in the spool.
5. A Broken Needle
Cause Remedy
(a) The work may be pulled roughly from the machine.
- Pull the threads back between the pressure foot,
(b) Pins left in the work.
- Be sure to remove all pins before starting to machine stitch.
(c) Clumsy hard knots in the way of the machine stitching.
- Avoid clumsy knots when preparing work for the machine.
(d) Many thicknesses of material or overlapping seams.
- When approaching seams which are-extra thick, slow down the speed of the machine, and gently ease the needle through the thickness of the material. It may even be necessary to revolve the fly-wheel slowly by hand over this difficult part.
6. Variations in the Size of the machine Stitch
Cause Remedy
(a) The work may be pushed or pulled through the machine.
Guide the work evenly.
(b) There may be dirt or a piece of cotton in the Machine.
- Make sure that the machine is in good running order.
(c) The stitch regulator may not have been tightened after altering the size of the stitch.
-Remember to fix the regulator firmly
marto answered the question on May 2, 2019 at 07:02
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