Janome CompuLock - Cleaning the Upper Knife Area; Replacing the Upper Knife

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Cleaning the Upper Knife Area
1 Turn off the power switch and unplug the
machine.
2 Open the looper cover.
Brush the waste chips to the front with a
lint brush.
* You may also use a vacuum cleaner to clean
the upper knife area or feed dog.
Replacing the Upper Knife
To Remove:
1 Turn off the power switch and unplug the
machine.
2 Open the looper cover.
3 Turn the handwheel toward you until the
upper knife reaches its highest position.
4 Remove the hexagon bolt and the upper
knife.
To attach:
1 Insert a new upper knife into the groove of
the knife holder.
Then tighten the hexagon bolt slightly.
2 Turn the handwheel toward you until the up-
per knife reaches its lowest position.
Loosen the hexagon bolt, and adjust the
position of the upper knife so that its blade
overlaps the edge of lower knife 0.8 mm to
1.5 mm (3/64”), as shown.
Then, tighten the hexagon bolt firmly.
3 Close the looper and side covers.
1 Upper knife
2 Hexagon bolt
3 Lower knife
A 0.8 to 1.5 mm (3/64”)
1
2
3
A
1
2
3
1, 2, 3