To Deactivate The Upper Knife; To Activate The Upper Knife - ELNA 664 Instruction Manual

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To Deactivate the Upper Knife

1. Turn off the power switch and unplug the machine.
2. Open 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. Turn the handwheel to check if the upper knife is
deactivated.
5. Close the looper cover and side cover.
1 Upper knife release knob
2 Upper Knife
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To Activate the Upper Knife

1. Turn off the power switch and unplug the machine.
2. Open 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. Turn the handwheel to check if the upper knife is
activated.
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5. Close the looper cover and side cover.
1 Upper knife release knob
2 Upper knife
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