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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.
①
Release toggle clamp
❶
.
②
Hold section
A
and draw out the drawer in the
direction of the arrow.
Draw it out until it goes no further.
Adjusting angle of the corner knife of
this model has been factory-adjusted to
approximately 50° for the parallel sewing
(one side 25° each) or approximately 43°
(25° and 18°) for deflection amount of 4
mm or more at the time of delivery.
A
50°
18°
25°
③
After the adjustment, return the drawer to its home position and fix it with toggle clamp
❶
.
When returning the drawer, return corner knife on the moving side
❹
to the initial position.
(1) Corner knife unit
❶
❹