Adjustments; Adjustment Of The Main Shaft Components; Adjusting The Play Of The Main Shaft; Installing The Main Motor - JUKI LK-1910 Engineer's Manual

3. ADJUSTMENTS

(1) Adjustment of the main shaft components

1) Adjusting the play of the main shaft

For the standard adjustment, clearance provided between the counter weight and the main shaft front
bushing is 0.5 mm.
1

2) Installing the main motor

2
Machine arm
2.5
Standard Adjustment
5
0.5mm
2
3
0
mm
0.5 mm
-1
3
4
Flat section
1
4
5
− −
Thread trimmer cam