To wind the bobbin, To thread the bobbin case, To set the needle – SINGER 142W25 User Manual
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To Wind the Bobbin
(See Fig. 5)
Fasten the bobbin winder to the table with its driving pulley
in front of the machine belt, so that the pulley will drop away
from the belt when sufficient thread has been wound upon the
Fig. 5. Winding the Bobbin
Place the bobbin on the bobbin winder spindle and push it on
as far as It will go.
Pass the thread down through the thread guide (l) in the ten
sion bracket, around the back and between the tension discs (2).
Then wind the end of the thread around the bobbin a few times,
push the bobbin winder pulley over against the machine belt, and
start the machine.
When sufficient thread has been wound upon the bobbin, the
bobbin winder will stop automatically.
If the thread does not wind evenly on the bobbin, loosen the
screw (A) In the tension bracket and move the bracket to the
right or left, as may be required, then tighten the screw.
The amount of thread wound on the bobbin Is regulated by the
screw (B). To wind more thread on the bobbin, turn the screw (B)
Inwardly. To wind less thread on the bobbin, turn this screw
Bobbins can be wound while the machine is stitching.
To Thread the Bobbin Case
Place the bobbin In the bobbin case, with the thread leading
from the top toward you; hold the thread with the right hand and
Fig. 6, Threading Bobbin Case
guide it Into the notch (K,Flg,6), then close the latch (H); draw
the thread up to the top of the slot (D,Flg.6) and close the cap
( J ) .
To Set the Needle
Turn the balance wheel over toward you until the needle bar
Is at Its highest point; loosen the set screw In the lower end of
the needle bar and put the needle up Into the bar as far as It
will go with Its long groove toward the right and the eye of the
needle directly in line with the cylinder bed of the machine,then
tighten the set screw.