Singer sewing machine troubleshooting

A famous sewing machine manufacturer, Singer is currently part of SVP Worldwide, which in its turn belongs to Kohlberg & Company. Singer was acquired by Kohlberg in 2004, when it already was a leader in its field.
Singer sewing machine problems are typically self-evident. You may notice that thread breaks or needle breaks happen too often, fabric jams, or the machine grows noisy. Such symptoms are listed below, and each of them is provided with an explanation of the cause, as well as ways of troubleshooting. In many cases solutions are pretty simple even if it’s one of you first attempts to fix a sewing machine.

Singer 14HD854 sewing machine troubleshooting

ProblemSolution
Fabric does not feed well- Lengthen stitch length.
- Increase presser foot pressure for heavy weight fabric.
- Decrease presser foot pressure for light weight fabric.
Needle breaks- Insert needle correctly.
- Do not pull fabric while sewing.
- Tighten needle set screw.
- Use a larger needle on heavy fabrics.
Thread breaks- Check threading
- Check for tangled or caught thread
- Insert needle correctly
- Insert new needle, current needle may be bent or have a blunt point.
- Use a high quality thread.
- Loosen thread tension.
Stitches skip- Insert new needle, current needle may be bent or have a blunt point.
- Tighten needle set screw.
- Insert needle correctly.
- Change type or size of needle.
- Check threading.
- Increase presser foot pressure.
- Use a high quality thread.
Irregular stitches- Balance thread tension.
- Check for tangled or caught thread.
- Check threading.
Fabric puckers- Loosen thread tension.
- Check for tangled or caught thread
- Use high quality light weight thread.
- Shorten stitch length.
- Decrease presser foot pressure for light weight fabrics.
Irregular trimming- Check alignment of knives.
- Replace one or both knives.
Fabric jams- Close looped cover before sewing.
- Check for tangled or caught thread.
- Compress thick layers of fabric with conventional machine before sewing with overlock.
Machine does not operate- Connect machine to power source.

Singer 2010 sewing machine troubleshooting

ProblemCauseCorrection
Upper thread breaks1 .The machine is not threaded correctly.1.Rethread the machine.
2.The thread tension is too tight.2.Reduce the thread tension (lower number).
3.The thread is too thick for the needle.3.Select a larger needle.
4.The needle is not inserted correctly.4.Remove and reinsert the needle (flat side towards the back).
5.The thread is wound around the spool holder pin.5.Remove the reel and wind thread onto reel.
6.The needle is damaged.6.Replace the needle.
Lower thread breaks1 .The bobbin case is not inserted correctly.1.Remove and reinsert the bobbin case and pull on the thread. The thread should pull easily.
2.The bobbin case is threaded wrong.2.Check both bobbin and bobbin case.
3.The lower thread tension is too tight3.Loosen lower thread tension as described.
Skipped1 .The needle is not inserted correctly.1.Remove and reinsert needle(flat side towards the back).
stitches2.The needle is damaged.2.Insert a new needle.
3.The wrong size needle has been used.3.Choose a needle to suit the thread.
4.The foot is not attached correctly.4.Check and attach correctly.
5.The machine is not threaded correctly.5.Rethread the machine.
Needle breaks1 .The needle is damaged.1 .Insert a new needle.
2.The needle is not correctly inserted.2.Insert the needle correctly (flat side towards the back).
3.Wrong needle size for the fabric.3.Choose a needle to suit the thread and fabric.
4.The wrong foot is attached.4.Select the correct foot.
5.The needle clamp screw is loose.5.Use the screwdriver to firmly tighten the screw.
6.The presser foot that is used is not appropriate for the type of stitch that you wish to sew.6.Attach the presser foot that is appropriate for the type of stitch that you wish to sew.
7.The upper thread tension is too tight.7.Loosen the upper thread tension.
Loose stitches1 .The machine is not correctly threaded.1 .Check the threading.
2.The bobbin case is not correctly threaded.2.Thread the bobbin case as illustrated.
3.Needle/fabric/thread combination is wrong.3.The needle size must suit the fabric and thread.
4.Thread tension is wrong.4.Correct the thread tension.
Seam gather or pucker1 .The needle is too thick for the fabric.1 .Select a finer needle.
2.The stitch length is adjusted wrong.2.Readjust the stitch length.
3.The thread tension is too tight.3.Loosen the thread tension.
Seam1 .The needle thread tension is too tight.1 .Loosen the thread tension.
puckering2.The needle thread is not threaded correctly.2.Rethread the machine.
3.The needle is too heavy for the fabric being sewn.3.Choose a needle to suit the thread and fabric.
4.Shorten stitch length is too long for the fabric.4.Make stitch dense.
Patterns are distorted1 .The correct presser foot is not used.1 .Select the correct foot.
2.The needle thread tension is too tight.2.Loosen the thread tension .
3.The stitch length is not suitable for the fabric being sewn.3.Make stitch adjustment.
The machine jams1 .Thread is caught in the hook.Remove the upper thread and bobbin case. Turn the hand wheel backwards and forwards by hand and remove the threnody remnants.
2.The feed dogs are packed with lint.
The machine is noisy1 .Lint or oil have collected on the hook or needle bar.1.Clean the hook and feed dog so described.
2.The needle is damaged.2.Replace the needle.
3.Slight humming sound coming from internal motor.3.Normal
4.Thread is caught in the hook.Remove the upper thread and bobbin case. Turn the hand wheel backwards and forwards by hand and remove the thread remnants.
5.The feed dogs are packed with lint.
Uneven stitches, uneven feed1 .Poor quality thread.1 .Select a better quality thread.
2.The bobbin case is threaded wrong.2.Remove the bobbin case, the thread and reinsert correctly.
3.Fabric has been pulled.3.Do not pull on the fabric while sewing, let it be taken up by the machine.
The sewing machine doesn't operate1 .The machine is not turned on.1 .Turn on the machine.
2.The Start/stop button was not pressed.2.Press the Start/stop button.
3.The presser foot lever is raised.3.Lower the presser foot lever.
4.The Start/stop button was pressed, even through the foot controller is connected.4.Do not use Start/stop button when the foot controller is connected. To use Start/stop button, disconnect the foot controller.
5.A thread is caught in the hook race.5.Remove the upper thread and bobbin case. Turn the hand wheel backwards and forwards by hand and remove the thread remnants.
6.The machine is not plugged in.6.Connect the power line plug to the electric outlet.