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5. ADJUSTMENT
[Pn
eumatic type]
Needle point
Approx.
30mm
3461
Q 2579Q
3462Q3653Q
1
. While the sewing machine is stopped, loosen the set screw (3) and move the thread wiper arm assembly (4) up or
down to adjust so that the clearance between the tip of the needle and the top of the wiper is 2 ± 0.5 mm when the
thread wiper connecting rod assembly (1) is pushed up and the thread wiper (2) has passed below the needle.
* This adjustment should be made while the sewing machine is stopped. Be careful not to turn the machine
pulley, otherwise the tip of the needle will move.
2. Loosen the two bolts (5) and move the wiper solenoid cover (6) up or down so that the thread wiper is
approximately 30 mm from the needle when it is at the standby position.
[Stepping foot specifications]
Needle plate
3463
Q
2726Q
2727Q2725Q
1
. While the sewing machine is stopped, loosen the set screw (3) and move the thread wiper arm assembly (4) up or
down to adjust so that the clearance between the needle plate and the bottom of the wiper is 15–16 mm when the
thread wiper connecting rod assembly (1) is pushed up and the thread wiper (2) has passed below the needle.
2. Loosen the two bolts (5) and move the solenoid cover (6) up or down so that the thread wiper is
approximately 35 mm from the needle when it is at the standby position.
KE-430B, 430C series
112