Attachment Of Thread Guide Plate Assy; Attachment Of Bh Lever Holder Assy - Brother XM3700 Service Manual

Application of Assembly

1-13 Attachment of Thread guide plate assy

1. Set the needle thread lever assy 1 to the thread guide shaft 2 of the thread
guide plate assy 3, and then tighten the screw 1 temporarily.
*Key point
• Fully tighten the screw 1 after performing
Needle threader".
2. Set the thread guide plate assy 3 to the needle bar supporter assy 4, and
then tighten the screw 2 temporarily.
3. Tighten the washer plain S4.37 and the screw 3 temporarily.
*Key point
• Fully tighten the screw 2 and 3 after performing
Adjustment: Needle
1
2
3

1-14 Attachment of BH lever holder assy

1. Set the shaft 1 of the BH lever holder assy 2 to the hole of the base
holder assy, and then attach the retaining ring E4 3.
Upper shaft, Needle bar and Presser foot unit
"4-42 Adjustment:
threader".
Screw, Pan (S/P washer)
M2.6X6DB
Screw, Bind
M4X6
3 - 48
"4-42
3
3
2
3 2
1 1
2
4
2
1 3