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Attachment Of Needle Bar Crank Rod Assy - Brother NV-10A Service Manual

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Modules
17

Attachment of Needle bar crank rod assy.

1. Attach the thread take-up lever 1 to the needle bar crank rod assy. 2 with
the screw 1.
*Key point
• The screw is reverse threaded.
2. Attach the needle bar crank rod assy. 2 to the needle bar block 3.
Apply EPNOC AP (N) 0 to the shaft of the needle
bar crank.
Apply EPNOC AP (N) 0 to the shaft of the thread
take-up lever.
Apply EPNOC AP (N) 0 to the thread take-up
lever attachment face (left screw attachment face)
of the needle bar crank.
1
18
Attachment of Thread take-up lever link
1. Attach the retaining ring E5 to the take-up support shaft 1.
2. Set the base holder assy. as shown in the right figure, and then insert the
take-up support shaft 1 into the washer, spring 2, the thread take-up
lever link 3 and the base holder assy. from the right side, and then attach it
with the 2 screws 1.
*Key point
• Insert the shaft of the thread take-up lever 4 into the thread
take-up lever link 3.
Apply EPNOC AP (N) 0 to the all around the take-
up support shaft hole.
1
Needle-presser module
Small amount
Small amount
Small amount
Screw, Flat
SM3.57 - 40X7L
1.18 – 1.57 N·m
Small amount
Screw
3X8
1.18 – 1.57 N·m
XC8387***
XC8387***
1
XC8387***
Torque
XC8385***
1
1
Torque
1
2
3
2
2
3
Retaining ring E5
1
4
3
3 - 52

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