Basic of Assembly
4
Attachment of BH adjusting plate
1. Set the BH adjusting plate 1 to the arm bed, and then tighten the screw 1
temporarily.
*Key point
• Fully tighten the screw 1 after performing
BH lever switch
2. Set the spring
to the BH change arm 2 and the BH adjusting plate
S03
1.
1
S03
Buttonhole and Pattern selecting mechanism
"4-34 Adjustment:
load".
Screw, Pan (S/P washer)
M4X8DA
7.5
2 - 35
BH SPRING
XE9700***
1
1
1
2
S03