10. STANDARD ADJUSTMENTS
10-11. Adjusting the thread wiper
[Solenoid type]
2
0.5mm
2577Q
1. Loosen the set screw (2) and move the wiper arm support (3) up or down to adjust so that the clearance between the top
of the thread wiper and the needle point (1) is 2
* Before carrying out this adjustment, check that the needle bar is lowered 5 to 5.5 mm from the needle up stop position
when the sewing machine stops.
2. Loosen the screw (4) and move the thread guide connecting plate (5) up or down so that the thread wiper is approximately
20 mm from the needle when it is at the standby position.
[Pneumatic type]
2
0.5mm
2577Q
1. Loosen the set screw (2) and move the wiper arm support (3) up or down to adjust so that the clearance between the top
of the thread wiper and the needle point (1) is 2
* Before carrying out this adjustment, check that the needle bar is lowered 5 to 5.5 mm from the needle up stop position
when the sewing machine stops.
2. Loosen the two bolts (4) and move the wiper solenoid cover (5) up or down so that the thread wiper is approximately 30
mm from the needle when it is at the standby position.
44
2578Q
0.5 mm when the thread wiper is aligned with the center of the needle.
2578Q
Approx.
30 mm
0.5 mm when the thread wiper is aligned with the center of the needle.
KE-434C,435C
Approx.
20mm
2579Q
2579Q
2580Q
2948Q