72 trouble shooting guide – SINGER PSW 1.00-WORKBOOK User Manual

Page 77

Advertising
background image

72

TROUBLE SHOOTING GUIDE

Seam

puckering

1.The needle thread tension is too tight.

2.The needle thread is not threaded

correctly.

3.The needle is too heavy for the fabric

being sewn.

4.Shorten stitch length is too long for the

fabric.

1.Loosen the thread tension.

2.Rethread the machine.

3.Choose a needle to suit the thread and

fabric.

4.Make stitch dense.

Problem

Cause

Correction

Reference

Page 19

Page 13

Page 22

Page 27

Patterns are

distorted

1.The correct presser foot is not used.

2.The needle thread tension is too tight.

3.The stitch length is not suitable for the

fabric being sewn.

1.Select the correct foot.

2.Loosen the thread tension.

3.Make stitch adjustment.

Page 73

Page 19

Page 27

The machine

jams

Remove the upper thread and bobbin
case. Turn the handwheel backwards and
forwards by hand and remove the thread
remnants.

1.Lint or oil have collected on the hook or

needle bar.

1.Clean the hook and feed dog as

described.

1.Thread is caught in the hook.

2.The feed dogs are packed with lint.

Page 23

Page 69

The sewing

machine

doesn't

operate

1.The machine is not turned on.

2.The Start/stop button was not pressed.

3.The presser foot lever is raised.

4.The Start/stop button was pressed, even

through the foot controller is connected.

5.A thread is caught in the hook race.

1.Turn on the machine.

2.Press the Start/stop button.

3.Lower the presser foot lever.

4.Do not use Start/stop button when the

foot controller is con-nected. To use
Start/stop button, disconnect the foot
controller.

5.Remove the upper thread and bobbin

case. Turn the handwheel backwards
and forwards by hand and remove the
thread remnants.

The machine

is noisy

2.The needle is damaged.

2.Replace the needle.

Uneven
stitches,

uneven feed

1.Poor quality thread.

2.The bobbin case is threaded wrong.

3.Fabric has been pulled.

1.Select a better quality thread.

2.Remove the bobbin case, the thread

and reinsert correctly.

3.Do not pull on the fabric while sewing,

let it be taken up by the machine.

4.Thread is caught in the hook.

3.Slight humming sound coming from

internal motor.

3.Normal.

5.The feed dogs are packed with lint.

Remove the upper thread and bobbin
case. Turn the handwheel backwards and
forwards by hand and remove the thread
remnants.

6.Connect the power line plug to the

electric outlet.

6.The machine is not plugged in.

Page 12

--

Page 69

Page 22

Page 9

--

Page 24

Page 17

Page 24

Page 69

Page 9

Page 69

Advertising
This manual is related to the following products: