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Chapter 1 Machine Preparation
4-2. How to dismount the bobbin or bobbin case
Turn off the power switch when the bobbin or bobbin case is dismounted. Otherwise, unintended
press on the foot switch may cause injury.
Proceed to following steps at the occurrence of the lower thread breakage after an error is reset
by pressing the reset switch. After finishing with the steps, proceed to the next steps in
accordance with "4-3. How to wind the lower thread" and "4-4. How to thread the lower thread".
1. Rotate the pulley to lift needle q to the highest point.
2. Open the slide plate.
3. Dismount bobbin case e and bobbin r after pulling up rotary hook hold w.
20
CAUTION
q
r
BAS-6150
e
w
1450S
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