Adjusting The Position Of The Thread Trimmer - JUKI PS-800-13085 Instruction Manual

4-10. Adjusting the position of the thread trimmer

WARNING :
Turn OFF the power before starting the work so as to prevent accidents caused by abrupt start of the
sewing machine.
❶ ❶
❷ ❷
The moving knife is in
parallel with the moving
knife base
Blade point of moving knife
is aligned with the needle
(1) Adjusting the position of the thread trim-
ming cam
1) Turn pulley ❶ to engage needle bearing ❸ of the
thread trimmer connecting rod with groove ❷ in
the thread trimming cam.
❸ ❸
The specified QEP value of the electrical shaft an-
gle setting parameter has been factory-adjusted
to 290 at the time of shipment. Finely adjust the
parameter according to the difference in material.
(2) Adjusting the position of the moving knife
and counter knife
❶
1) Attach the moving knife to the moving knife base.
Push the moving knife to the right to make the
tail of the moving knife in parallel with the moving
knife base. At this time, the blade point of moving
knife is aligned with the needle. Tighten moving
knife clamping screw ❶ .
Blade point of
moving knife
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