43
How to Replace the Stationary Knife
Danger:
Before replacing the stationary knife,
disconnect power line plug from the wall
receptacle.
• The stationary knife should be changed when it
becomes dull.
• The stationary knife can be replaced according to
the directions provided, however if there are any
difficulties experienced, consult your Singer
representative to make the adjustments.
• Be sure that the power line plug is disconnected
from the electric source.
• Open the looper cover and set the movable upper
knife 1 in the nonworking position (page 25).
• Loosen the stationary knife set screw 2 and remove
the stationary knife 3 .
• Place a new stationary knife in the groove of the
stationary knife holder.
• Tighten stationary knife set screw 2 .
• Return the movable upper knife 1 to its working
position.
1
2
3
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