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101
4
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List of symptoms
■ Before sewing
Symptom Possible cause How to put it right Reference
The needle
threader can not
be used. (For
models equipped
with the needle
threader lever.)
You have not moved the needle
holder to its highest position.
Raise the needle either by turning the
handwheel toward you
(counterclockwise) so that the mark
on the wheel points up or by pressing
(needle position button) once or
twice.
page 23
The needle is incorrectly installed. Correctly install the needle. page 30
The sewing light
does not come on.
The machine is not turned on. Turn on the machine. page 12
Bobbin thread
does not wind
neatly on the bob-
bin.
The thread is not passed through the
bobbin-winding thread guide
correctly.
Correctly pass the thread through the
bobbin-winding thread guide.
page 17
Bobbin spins slowly. (for models
equipped with the sewing speed
controller.)
Move the sewing speed controller to
the right (so that the speed will be
fast).
page 19
The thread that was pulled out was
not wound onto the bobbin correctly.
(For models equipped with the fast
bobbin winding system.)
Wind the thread that was pulled off
round the bobbin five or six times
clockwise.
page 18
The thread does
not pass through
the eye of the nee-
dle. (For models
equipped with the
needle threader
lever.)
You have not moved the needle
holder to its highest position.
Raise the needle either by turning the
handwheel toward you
(counterclockwise) so that the mark
on the wheel points up or by pressing
(needle position button) once or
twice.
page 23
The needle is incorrectly installed. Correctly install the needle. page 30
The needle
threader lever
does not lower to
the correct
position. (For
models equipped
with the needle
threader lever.)
The needle has not been raised to the
correct position.
Press the needle position button. page 23
While winding the
bobbin, the
bobbin thread was
wound below the
bobbin winder
seat.
You have not wound the bobbin
thread properly.
After removing the thread wound
below the bobbin winder seat, wind
the bobbin correctly.
page 15