−
29
−
8) Position of the moving knife and the hot wire plate (For Z type)
Position of the moving knife : The distance from the end face of the throat plate side to the top end of the
moving knife is 18.9 mm when the moving knife travels to its extreme front.
Position of the counter knife : Clearance provided between the periphery of the needle hole guide and the
top end of hot wire plate is 0.5 mm both in the longitudinal and lateral directions.
9) Contirmation of operating timing of the moving knife
*
Confirm as the reference of the standard adjustment value.
Standard Adjustment
Top end of
moving knie
Throat plate
Center of needle
Top end of thread
drawing section
(Top view)
(Front view)
Moving knife
Thread drawing spring
5
±
1 mm
Top end of moving knife
Hot wire base
1
Hot wire plate
Throat plate
Thread trimmer
lever (small)
2
0.5 mm
0.5 mm
18.9 mm
Insulation sheet
3
Summary of Contents for LK-1941
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