Brother DB2-DD7100, Service Manual

Page: 37 / 153

6. ASSEMBLY
SL-710A
30
4. Turn the stitch length dial (6) clockwise all the way.
5. Push the positioning pin (5) with a screwdriver or
similar, and then turn the stitch length dial (6)
clockwise again so that the stopper (7) passes to the
right of the positioning pin (5).
6. Set the bolt (8) so that it is facing away from you as
shown in the illustration, and then pass the shaft (11)
through the solenoid lever (9) and the handle shaft
arm (10).
7. Place the washer (12) and spacer (13) onto the shaft
(11), and then tighten the two screws (14) and the
screw (with washer and collar) (15).
8. Pass the shaft (11) through the spring (16).
<DD7100A, 710A>
Hook the end of the spring onto the inside of the screw
(15) and under surface (D) as shown in figure (B).
<DD7100>
Hook the end of the spring onto the inside of the screw
(15) and under the stopper (17) as shown in figure (C).
9. Insert the reverse stitching lever (18).
10. Set the reverse lever plate (19) so that it is facing as
shown in the illustration, and while inserting it into the
groove in the reverse stitching lever (18), place it onto
the shaft (11).
11. Tighten the screw (20).
12. Tilt back the machine head.
13. Use tweezers or similar to hook the longer end of the
spring (16) into the second groove behind the reverse
stitching lever (18) from underneath as shown in figure
[F].
1709M
1710M
(5)
(7)
(6)
(6)
1714M
1713M
1712M
(11)
(12)
(13)
(15)
(16)
(18)
(E)
(20)
(19)
(18)
(16)
[F]
(16) (17)
(11)
(16)
[C] <DD7100>
(11)
(D)
[B] <DD7100A,710A>
(14)
(15)
(15)
1711M
(9)
(11)
(10)
(8)
(8)
(9)