Brother DB2-DD7100, Service Manual

Page: 46 / 153

6. ASSEMBLY
SL-710A
39
6-8. Presser foot mechanism
1. Insert the shaft (1) into the arm.
2. Place the tension release plate (2) and the washer (3)
onto the shaft (1).
3. Place the presser bar lifter lever (4) onto the shaft (1).
4. Push the shaft (1) to the right, and then install retaining
ring E (5) to the left-side groove.
5. Move the shaft (1) to the left, and then tighten the set
screw (6) on the arm.
6. Place the spring (7) onto the shaft (1), and then attach
it to the tension release plate (2) and to the pin of the
arm.
7. Place the washer (8) onto the shaft (1), and then install
retaining ring E (5) to the right-side groove.
8. Insert the presser bar (10) through the top of the arm,
and insert it into the bush (11).
9. Attach the wick (12) to the presser bar (10).
10. Install the guide bracket (13) to the arm and to the
presser bar (10).
11. Install the thread guide (14) to the guide bracket (13),
and provisionally tighten it with the bolt (15) and the
screw (16).
12. Place the washer (17) on top of the presser bar (10),
and then insert the spring (18) and the spring guide
(19) through the top of the arm.
13. Install the adjusting screw (20) to the top of the arm.
1741M
(1)
(2)
(3)
(4)
1742M
(2)
(6)
(5)
(1)
(7)
(8)
(9)
(7)
1743M
(20)
(19)
(18)
(17)
(14)
(15)
(10)
(13)
(12)
(16)
(11)