2 - 45
Needle threading mechanism
Basic of Assembly
Basic
Basic
1 Attachment of Thread guard assy
Type A
1. Set the thread guard assy 1 to the arm bed and the thread guard supporter
assy 2, and then tighten the screw 1.
2. Set the reverse lever supporter 3 to the thread guard assy 1, and then
secure them to the arm bed with the screw 2.
*Key point
• Check that align the boss of the thread guard assy 1 with the
positioning hole of the reverse lever supporter 3.
→Refer to 3 - 59 of the Assembly.
1
2
1
1
2
2
31
Screw, Pan (S/P washer)
M3X6DB
Taptite, Bind S
M4X10
Type B
1. Set the thread guard assy 1 to the arm bed, and then tighten the 2 screws
1.
→Refer to 3 - 59 of the Assembly.
1
1
1
Screw, Bind
M4X8