JUKI PS-800-12080 Instruction Manual page 24

Mark both sides of the moving
knife with a black marker pen.
❸
Black markers on both sides of
the moving knife are rubbed by
the counter knife simultaneously.
2) Attaching the counter knife
❷
The tail portion of the counter knife has a hole.
Inserting 2.5 hexagonal wrench key ❷ into that
hole, tighten the fixation screw of the counter
knife while aligning the tail portion of the counter
knife with the hexagonal wrench key.
3) Mark the 5-mm position of the moving knife blade
with a black marker pen. Adjust the counter knife
pressure with counter knife pressure adjustment
screw ❸ .
After the completion of the aforementioned adjust-
ment, face down the moving knife and re-adjust
the moving knife pressure repeatedly until both
sides of the black marker on the moving knife
blade are rubbed by the counter knife at the same
time. In addition, try to adjust so that; the less
the friction force between the moving knife and
the counter knife is decreased, the better thread
trimming result can be obtained.
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