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(20) Installation of the presser foot
Standard Adjustment
(21) Installing and adjusting the bobbin winder unit
Standard Adjustment
™ The top surface of the throat plate should be closely fitted on the reverse side of the presser foot
4.
™ A clearance of 1 mm should be provided between the end of needle rocking motor installing boss
and the bobbin winder driving wheel (asm.) 2.
At this time, tilt the bobbin winder lever 4 in the direction A and adjust so that the bobbin winder
shaft 5 does not rotate when turning the bobbin winder shaft 5 by hand.
Screw 1
Throat plate
Needle rocking motor
installing boss
3
1mm
Main shaft
2
1
A
4
5
3
4
5
2
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