Adjusting The Corner Knife - JUKI APW-895/IP-420 Instruction Manual

8. ADJuStING tHE corNEr KNIFE

cAutIoN
:
1. Turn OFF the power before starting the work so as to prevent accidents caused by abrupt start of
the sewing machine.
2. Do not touch your fingers or hands to the blade section of knife. so as to prevent fatal accidents.
3. Perform the adjustment work by the maintenance engineers who are familiar with the sewing machine
and trained for the safety so as to prevent accidents caused by unfamiliarity or wrong adjustment.
4. Be careful not to slip your hand since the adjustment work is performed with a screwdriver.
1
A
Knife base A
X
Y
Knife fixing plate
[ Adjusting the cutting length of knife ]
1) Turn eccentrc pn 3
blade screwdriver or the like and loosen the knife.
2) Tilt the knife and adjust the cutting length.
3) Turn eccentrc pn 3
blade screwdriver or the like and fix the knife.
4 After the adjustment, return the drawer to its home position and fix it with toggle clamp 1 .
When returning the drawer, return corner knife on the moving side 4 to the initial position.
4
Knife base B
2
X
Y
3
in the direction of the arrow mark Y with a flat-
in the direction of the arrow mark X with a flat-
the angle of inclination
of the corner knife of this
model of machine has
been factory-adjusted to
approximately 60° at the
time of delivery so that the
blade tip of the knife does
not easily come in contact
with the rising part of the
welting patch.
1 Release toggle clamp 1 .
2 Hold secton A and draw out the drawer n the
direction of the arrow.
Draw it out. until it goes no further.
3 Adjustment procedure
[ Adjusting the open angle of knife ]
1) Loosen angle adjustment
screws 2 , adjust knife
bases A and B, and fix the
screws.
Direction of rotation
to loosen left/right
knives is different
from each other.
− 105 −
60°