−
14
−
4-5 Attaching and removing the bobbin case
For attaching and removing the bobbin case, slide
cover
1
up or down to perform it.
1. When attaching the bobbin case,
insert it until it will go no further. If
it is insufficient, the bobbin case
may fall off during sewing.
2. Be sure to close the cover when
starting the sewing machine.
There is a danger of rolling cloth in
the bobbin case or the like.
4-6 Adjusting the thread tension
[Adjusting the needle thread tension]
1) Turn clockwise (direction A) thread tension nut No.
1
1
and the length of thread remaining at the
needle tip after thread trimming will be shortened.
2) Turn it counterclockwise (direction B) and the
length of thread will be lengthened.
3) Thread tension of thread tension No. 2
2
is set
with the operation panel.
For the details, refer to
"5-6 (3) Changing the
needle thread tension"
.
[Adjusting the bobbin thread tension]
1) Turn clockwise (direction C) thread tension screw
3
and the bobbin thread tension is increased.
2) Turn it counterclockwise (direction D) and the
tension is decreased.
4-7 Adjusting the thread take-up spring
1
B
A
3
C
D
1
2
1
2
3
[ Changing the stroke amount of thread take-up
spring
1
]
1) Loosen setscrew
2
in the thread tension base.
2) Turn clockwise (direction A) the whole thread
tension and the stroke amount is increased.
3) Turn it counterclockwise (direction B) and the
stroke amount is decreased.
[ When changing the pressure of thread take-up
spring
1
]
1) Put a thin screwdriver in the slot of thread tension
rod
3
and turn it with screw
2
tightened.
2) Turn clockwise (direction C) the thread tension rod
and the pressure is increased and turn it
counterclockwise (direction D) and the pressure
is decreased.
4-8 Adjusting the stitch guide
1) When setscrew
2
is loosened, fine adjustment A
- B direction of stitch guide
1
position can be
performed. After the adjustment, securely tighten
setscrew
2
.
2) When setscrew
3
is loosened, fine adjustment A
- B and C - D direction of stitch guide
1
position
can be performed. After the adjustment, securely
tighten setscrew
3
.
3) When setscrew
4
is loosened, fine adjustment E
- F direction of stitch guide
1
position can be
performed. After the adjustment, securely tighten
setscrew
4
.
1
2
E
A
B
D
C
F
3
4
A
B
C
D
Summary of Contents for DP-2100
Page 1: ...i ENGLISH INSTRUCTION MANUAL ...
Page 24: ... 18 5 3 Details data input screen 8 7 L M N 0 1 2 3 4 5 9 6 2 3 ...
Page 35: ... 30 5 6 5 Press ENTER button 5 6 Press CANCEL button 6 ...
Page 43: ... 38 5 7 6 5 Press STEP DELETION button 5 6 Press ENTER button 6 7 Press CANCEL button 7 ...
Page 46: ... 41 5 6 5 Press ENTER button 5 6 Press CANCEL button 6 ...
Page 69: ... 63 5 6 5 Press ENTER button 5 6 Press CANCEL button 6 ...
Page 79: ... 73 6 Press CANCEL button 7 7 ...
Page 85: ... 79 5 Press CANCEL button 5 5 3 3 Press MIRRORING button 3 4 Press ENTER button 4 4 ...
Page 186: ... 180 26 3 Edge stopper A Part No 40013087 15 7 5 26 630 275 0 5 275 0 5 40 3 x ø 2 5 depth 14 ...
