Hold the end of the thread, push the ; bobbin down with your finger, and then ; pass the thread through the slit, as shown.- Page 20

Brother ST371HD Use and Care Manual

Table of Contents

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KNOWING YOUR SEWING MACHINE   

19

5

Hold the end of the thread, push the 
bobbin down with your finger, and then 
pass the thread through the slit, as shown.

• If the thread is not correctly inserted through 

the tension-adjusting spring of the bobbin 
case, it may cause incorrect thread tension.

1

Tension-adjusting spring

6

While lightly holding down the bobbin 
with your right hand as shown, guide the 
thread through the slit (

1

 and 

2

). Then, 

pull the thread toward you to cut it with 
the cutter (

3

).

• At this time, check that the bobbin easily 

rotates counterclockwise.

1

Slit

2

Cutter (Cut the thread with the cutter.)

7

Replace the bobbin cover. Put the 
projection into the race retainer groove 
and push closed.

1

Groove

2

Projection

• Start sewing after threading the lower and 

upper thread. When sewing gathers or darts, 
you can draw up the lower thread by hand so 
that some thread will be left over. Refer to the 
steps in “Drawing up the lower thread” 
(page 24).

1

1
2

2

3

1

1

2

Detailed Information for Brother ST371HD Use and Care Manual

Lists of information found in Brother ST371HD Use and Care Manual - Page 20

  • If the thread is not correctly inserted through the tension-adjusting spring of the bobbin case, it may cause incorrect thread tension.
  • At this time, check that the bobbin easily rotates counterclockwise.
  • Start sewing after threading the lower and upper thread.

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