SINGER W231 User Manual

Page 8

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When the thread is tangled in the race or lint gets into the
space between the shuttle and shuttle-race, this will cause
abrupt heavy running or complete stoppage of the machine.

When this occurs
L Raise the needle bar to its highest position and take the

bobbin case out.

Fig. 11

Fig. 10

Pull the KNOBS (A) on both side of shuttle race (Fig.

10 & 11) aside, then take out the outside ring and the

shuttle body with your fingers.

After shuttle-race and bobbin case have been cleaned,

put all of them back in reverse order