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Needle bar, presser mechanism / Upper shaft mechanism
Application of Assembly
Application
1 Attachment of Plate spring
1. Set the adjusting plate 1 and the plate spring 2 in this order from the
inside of the rear cover assy. with the 2 screws 1.
2. Fully tighten the adjusting screw 3 to the plate spring 2.
1
Torque
0.78 – 1.18 N·m
1
1
32
3
Taptite, Bind B
M4X10
2 Assembly of Upper shaft assy
1. Attach the pulley 2 to the upper shaft assy. 1.
21
3 Assembly of Tension pulley assy
1. Align the boss 3 of the tension pulley holder 2 with the hole of the
tension pulley assy. 1, and then temporarily tighten the screw 1.
*Key point
• Fully tighten the screw 1 after performing "4 - 4 Adjustment :
Timing belt tension".
1
Torque
Hand start
1
1
2
3
Screw, Pan (S/P washer)
M4X8
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