To wind the bobbin – SINGER W3851 User Manual

Page 7

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It is necessary to understand the function of the Stop Motion by means of which the balance
wheel is disconnected from the sewing mechanism, when required, thus permitting the winding of

the bobbin without sewing.


, ,

i t ■ c .u i r*

a) Turn the stop motion knob toward you while holding the

balance wheel

with the left hand.

This will then permit the balance wheel to

turn freely while the

needle bar remains motio­



Place a spool of thread on the spool pin at backside of arm.
Pass the thread through the notched thread guide (3).

Draw the thread down through the bobbin

winder thread guide

(16) at right corner

of the

base of machine.

. t •

j i

Now wind the end of the thread around an empty bobbin seven or eight times and place

threaded bobbin on the spindle (C) of the bobbin winder.

Press the bobbin into the spindle with the left hand, making sure that the Pm on the spindle

fits into the slot in the bobbin.



Push the bobbin winder levever (D) down until the small rubber wheel presses apmst the

hub of the balance wheel and the clasp (E) falls between the sides of the bobbin holding it

Tum*the”balance wheel toward you and run the machine as in sewing. When bobbin is full,

the bobbin winder will automatically stop.

Break off the thread and detach the bobbin from the spindle.

Hold the balance wheel firmly with left hand and with right hand turn the stop motion knob

away from you until the machine is tight and then the needle bar moves with the turning of

the balance wheel.


can perform this operation also when the machine is working. In this case you will operate


c )


e )





in the same way as explained above, but without disconnecting the balance wheel.