Attachment Of Pattern Selecting Unit Assy - Brother XM3700 Service Manual

Basic of Assembly
1

Attachment of Pattern selecting unit assy

1. Set the pattern selecting unit assy 1 to the arm bed, and then secure it with
the screw 1 and the 2 screws 2.
*Key point
• Tighten the screw 1 temporarily, fully tighten the 2 screws 2
and fully tighten the screw 1 in this order.
• Check that insert the shaft 2 of the pattern selecting unit assy
1 into the positioning hole of the back side of the arm bed.
• Check that there is the Z link connecting rod 3 of the pattern
selecting unit assy 1 at the left side of the screw hexagon 4.
1
2
Buttonhole and Pattern selecting mechanism
Screw, Bind
M4X8
Taptite, Bind S
M4X10
2 - 32
3 4 1
1
1
2
2