Brother International KE-430D Instruction Manual - English - Page 32

Winding the lower thread, PREPARATION BEFORE SEWING, Adjusting the bobbin winding amount

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4. PREPARATION BEFORE SEWING 4-3. Winding the lower thread CAUTION Do not touch any of the moving parts or press any objects against the machine while winding the lower thread, as this may result in personal injury or damage to the machine. 4429Q 1. Place the bobbin onto the bobbin winder shaft (1). 2. Thread the thread as shown in the illustration, wind the thread around the bobbin several times, and then press the bobbin presser arm(2). 3. Turn on the power switch. 4. Depress the foot switch to the second step. The feed mechanism will move to the home position. 5. Check that the needle is not touching the work clamp, and then while pressing the TENSION WIND key (3), depress the foot switch to the second step. 6. Release the TENSION WIND key (3) after the machine starts operating, and keep depressing the foot switch until the lower thread stops being wound onto the bobbin. (If you release the foot switch before winding is complete, and then depress it again while pressing the TENSION/ WIND key (3), winding will start again.) 7. Once winding of the set amount of lower thread (80 - 90% of the bobbin capacity) is completed, the bobbin presser arm (2) will return automatically. 8. Remove the bobbin, hook the thread onto the knife (4), and then pull the bobbin in the direction of the arrow to cut the thread. 4431Q 4432Q 4471Q 25 4430Q Adjusting the bobbin winding amount Loosen the screw (5) and move the bobbin presser (6). Case Ａ If the thread winds onto the bobbin unevenly Loosen the set screw (7) and move the bobbin wider tension assembly (8) up and down to adjust. * For case A, move the bobbin winder tension assembly (8) down, and for case B, move it upward. Case Ｂ KE-430D, BE-438D

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4. PREPARATION BEFORE SEWING
25
KE-430D, BE-438D
4-3. Winding the lower thread
CAUTION
Do not touch any of the moving parts or press any objects against the machine while winding the lower thread, as this may
result in personal injury or damage to the machine.
1.
Place the bobbin onto the bobbin winder shaft (1).
2. Thread the thread as shown in the illustration, wind the
thread around the bobbin several times, and then press the
bobbin presser arm(2).
3. Turn on the power switch.
4. Depress the foot switch to the second step. The feed
mechanism will move to the home position.
5. Check that the needle is not touching the work clamp, and
then while pressing the TENSION WIND key (3), depress
the foot switch to the second step.
6. Release the TENSION WIND key (3) after the machine
starts operating, and keep depressing the foot switch until
the lower thread stops being wound onto the bobbin.
(If you release the foot switch before winding is complete,
and then depress it again while pressing the TENSION/
WIND key (3), winding will start again.)
7.
Once winding of the set amount of lower thread (80 - 90% of
the bobbin capacity) is completed, the bobbin presser arm
(2) will return automatically.
8. Remove the bobbin, hook the thread onto the knife (4), and
then pull the bobbin in the direction of the arrow to cut the
thread.
Adjusting the bobbin winding amount
Loosen the screw (5) and move the bobbin presser (6).
If the thread winds onto the bobbin unevenly
Loosen the set screw (7) and move the bobbin wider tension
assembly (8) up and down to adjust.
* For case A, move the bobbin winder tension assembly (8)
down, and for case B, move it upward.
4471Q
4429Q
4432Q
4431Q
4430Q
Case
Ｂ
Case
Ａ