Brother International T-8420B Instruction Manual - English - Page 24

PREPARATION BEFORE SEWING, <Bobbin case type&gt, <A&gt, <B> <C&gt

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5. PREPARATION BEFORE SEWING 1. Insert the bobbin (1) into the bobbin case (2) so that the winding direction is as shown in the illustration. 2. There are three types of cap (2) (, and ). Thread the thread by one of the following methods in accordance with the shape of the bobbin case (2) being used. 1) Pass the thread through slot (3) and under the thread tension spring (4). 2) Pass the thread through the thread hole (8) and pull out about 50 mm. 1) Pass the thread through slot (3) and under the thread 2902M tension spring (4). 2) Pass the thread through slots (5) and (6), and then through the spring (7). 3) Pass the thread through the thread hole (8) and pull out about 50 mm. 3. Insert the bobbin case (2) into the rotary hook. 4. Push latch (9) of the rotary hook flat. 5. Close the slide plates. y Use bobbins (1) made of light alloy as specified by BROTHER. 3126M 3127M 2999M T-8420B, 8450B, 8720B, 8750B 18

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T-8420B, 8450B, 8720B, 8750B
5. PREPARATION BEFORE SEWING
18
<Bobbin case type>
1. Insert the bobbin (1) into the bobbin case (2) so that the
winding direction is as shown in the illustration.
2. There are three types of cap (2) (<A>, <B> and <C>).
Thread the thread by one of the following methods in
accordance with the shape of the bobbin case (2) being
used.
<A>
1)
Pass the thread through slot (3) and under the thread
tension spring (4).
2)
Pass the thread through the thread hole (8) and pull
out about 50 mm.
<B> <C>
1)
Pass the thread through slot (3) and under the thread
tension spring (4).
2)
Pass the thread through slots (5) and (6), and then
through the spring (7).
3)
Pass the thread through the thread hole (8) and pull
out about 50 mm.
3. Insert the bobbin case (2) into the rotary hook.
4. Push latch (9) of the rotary hook flat.
5. Close the slide plates.
Use bobbins (1) made of light alloy as specified by
BROTHER.
2902M
2999M
<A>
<B>
<C>
3126M
3127M