− 20 −
) Loosen counter knife setscrews
1
.
2) Set the stitch dial at "0," and set the thread take-
up lever at the lower dead point. Manually actuate
the solenoid valve to put the thread trimming
cylinder into the state where it projects.
(Press the manual switch of solenoid valve
No. 3 to lock the solenoid value. Refer to
Explanation of the solenoid valve"
(5)-2. Counter knife (Adjusting the lateral position)
Confirmation : Actuate the solenoid valve by hand to move the thread trimming air cylinder and
confirm the followings in the state that the counter knife base comes in contact with
the counter knife base stopper :
•
Distance between the tip of counter knife and the machine bed is 37.8 ± 0.1 mm.
•
The clearance provided between the cylinder joint and the cylinder mounting plate is 19.0 ± 0.5 mm.
•
The top end of the counter knife is aligned with the needle tip (center of the needle).
2
When installing counter knife
2
,
tighten the setscrew with the counter
knife pressed against the opposite
side of the operator.
2
2
needle
3) Keeping the state as described
in Step 2), move counter knife
to the right or left to align the
top end of the counter knife
1
with the needle tip, and tighten
counter knife setscrew
1
.
4) Release the solenoid valve
which has been manually
actuated in Step 2). (Refer
to
1
