Section Iv. Care For Machine; Replacing The Upper Knife; To Remove; To Attach - Sears Kenmore 385.16655100 Manual De Instrucciones

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SECTION
IV. CARE FORYOUR
MACHINE
Replacing
the upper
knife
To remove:
Upper knife
Hexagon bolt
Stopper pin
Lower knife
Turn off the power switch and unplug the machine.
Open the looper and side covers.
Turn the handwheel toward you until the upper knife
reaches its highest position.
Remove the hexagonal bolt and the upper knife.
To attach:
Upper knife
Hexagon bolt
Stopper pin
Lower knife
1/32" to 1/16" (0.8-1.5 mm)
Insert new upper knife into the groove of knife holder and
stopper pin, then tighten the hexagon bolt slightly.
Turn the handwheel toward you until the upper 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 1/32" to 1/16" (0.8 mm to 1.5 mm) as shown.
Then tighten the hexagon bolt firmly.
Close the looper and side covers.
Cleaning
upper
knife
area
Turn off the power switch and unplug the machine.
Open the looper cover.
Brush the waste chips to the front with the lint brush.
• You may use a vacuum cleaner to clean the upper knife
area or feed dogs.
• The lower knife will last over one year in normal use.
However, if you run over a pin or a hard object, you may
need to replace both upper and lower knives at the
same time.
®
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