T-8421C, 8422C, 8452C, 8722C, 8752C
4. PREPARATION BEFORE SEWING
19
4-2. Removing the bobbin
CAUTION
Turn off the power switch before removing the bobbin.
The machine may operate if the treadle is depressed by mistake, which could result in injury.
<Latch type>
1. Open the slide plates (1) by moving them to the right and
left.
2. Pull the rotary hook latches (2) upward, and them remove
the bobbins (3).
<Bobbin case type>
1. Open the slide plates (1) by moving them to the right and
left.
2. Lift up the latch (2) of the rotary hook, and then remove the
bobbin case (3).
3. Remove the bobbin.
2463B
2464B
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