Attachment Of Outer Rotary Hook Assy - Brother NV-10A Service Manual

Modules
19

Attachment of Outer rotary hook assy.

1. Insert the outer rotary hook shaft 1 into the spacer 2, the outer rotary
hook assy. 3, the washer 6 4, the spacer 5 and the shaft supporter 6,
and then attach it with the screw 1.
*Key point
• Turn the lower shaft so that the large one of the feed cam is
depth and the hole of the lower shaft is the upper side, and
then attach so that the match mark on the rotary hook faces
forward.
Apply MOLYKOTE EM30L to the shaft supporter
surface.
Lubricate the outer rotary hook shaft with the
OILER.
1
20
Attachment of Inner rotary hook bracket assy.
1. Attach the inner rotary hook bracket assy. 1 to the base plate assy. with
the screw 1.
*Key point
• Check that the positioning hole 2 to the inner rotary hook
bracket assy. 1 engaged with the boss 3 of the base plate
assy.
• Refer to "4-23 Adjustment of Inner rotary hook bracket
position".
1
21
Attachment of Feed dog
1. Set the feed dog 1 to the feed bar 2, and then tighten the 2 screws 1
temporarily.
*Key point
• Fully tighten the screw after performing "4-21 Adjustment of
Front/back, left/right position of feed dog".
1
3 - 65
Feed and bobbin module
Set Screw, Socket (CP)
M4X6
Screw, Pan (S/P washer)
M3X6
Screw, Bind
M3X6
5
Small amount
XC8385***
Apply liberally
XZ0206***
Torque
0.78 – 1.18 N·m
Torque
0.59 – 0.78 N·m
2
Torque
0.78 – 1.18 N·m
1
2
3
4
1
6
2
1 1
1
1
3