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To Deactivate the Upper Knife
1. Turn off the power switch and unplug the machine.
2. Open both the looper cover and side cover.
3. Turn the upper knife release knob toward you
while pushing it to the right, then guide the hole
on the upper knife to the pin to lock the upper
knife in the down position.
4. Close the looper cover and side cover.
(D Upper knife release knob
(2) Stopper pin
(3) Upper Knife
To Activate the Upper Knife
1. Turn off the power switch and unplug the machine.
2. Open both the looper cover and side cover.
3. Turn the upper knife release knob away from you
while pushing it to the right, then guide the
groove on the upper knife to the pin to lock the
upper knife in the up position.
4. Close the looper cover and side cover.
@ Upper knife release knob
(2) Stopper pin
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