Spring (For Needle Bar Supporter Assy.) Attachment - Brother PE770 Service Manual

Modules
19

Spring (for needle bar supporter assy.) attachment

1. Attach the spring
S10
upper unit holder 2.
*Key point
• Connect the side with the short hook to the needle bar
supporter assy plate 1 and the long side to the upper unit
holder 2.
S10
20
Gurd plate attachment
1. Attach the gurd plate 1 to the needle bar supporter assembly 2 with the
screw 1.
1
21
Adjusting plate ASSY assembly
1. Attach the tension releaser C 1 to the adjusting plate assembly 2, and
then attach the retaining ring E3.
22
Adjusting plate assy. attachment
1. Attach the adjusting plate assy 1 to the upper unit holder using the 2
screws 1.
*Key point
• Hold the adjusting plate assy 1 against the right stopper 2
and attach.
• Align the presser lifter shaft and the adjusting plate assy hole
3.
1
3 - 50
Needle-presser module
to the needle bar supporter assy plate 1 and the
24.5
Screw, Bind
M3X5
Taptite, Bind B
M4X10
SPRING
XC2429***
Torque
0.78 — 1.18 N·m
Torque
1.18 — 1.57 N·m
2
1
S10
1 1
2
1
2
Retaining ring E3
1
1 3 2