Trouble chart – SINGER W1955 User Manual

Page 50

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Page 45

English

7. TROUBLE CHART

Section

PROBLEM

PROBABLE CAUSE

CORRECTION

Breaking lower thread

Thread not wound evenly on the bobbin or not drawn up correctly

P.15, P.7, 10

Lower thread tension too tight

P.49, 50

Lint stuck in the bobbin case and inside the tension spring

Remove lint and fluff

with a cleaning brush

Skipping stitches

Needle not fully inserted

P.18

Needle bent

P.18

Size or type of needle and thread not suitable for the material

P.20

Incorrect upper threading

P.7

Too much oil on the machine

P.44

Irreguiar stitches

Incorrect size of needle for the material

P.20

Upper thread tension too loose

P.12

Incorrect lower tension

P.49, 5

The material not fed
correctiy

Pattern selection dial not set correctly

P.22

Lint stuck on the feed dog

P.43

Noisy machine

Check for thread in race, the slightest amount of thread in

P.43

race may cause noise or binding, use material like tooth pick

P.51

or cotton swab to clean.

r^-.-

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