– 57 –
1. After the adjustment of the feed dial to [0], turn the hand wheel by
hand adjusted to the lower dead point of the thread take-up lever.
2. Actuate the [solenoid valve] manually and move the thread trimming
cylinder.
Press the manual switch No. 3 of the [solenoid valve] to assume the
locked condition.
[Refer to 3.- (12) –13) Description of the solenoid valve.]
3. Loosen the counter knife screw
and move the counter knife
to
the right and left so that the distance is adjusted to 2.4
±
0.15mm
between the left end of the feed dog
and the thread guide
. (At
that time, it is possible to use an accessory adjusting gauge.)
4. Tighten the counter knife
by means of the counter knife setscrew
.
In this case, keep the counter knife
lightly pressed against the
counter-worker side and tighten the counter knife setscrew
.
5. Unlock the manual switch of the [solenoid valve] that has been
actuated.
[Refer to 3.- (12) -13) Description of the solenoid valve.]
[Confirmation]
After adjustments in regard to this item (right and left positioning
for the counter knife), manually actuate the [solenoid valve]
([solenoid valve] No. 3 switch) and examine the following three
points when the thread trimming cylinder is moved:
1. Distance between tip of the counter knife: 37.8
±
0.1mm
2. Distance between cylinder joint and joint stopper: 9.0
±
0.5mm
3. Distance from left end of the feed dog to the thread guide: 2.4
±
0.15mm
Adjustment Procedure
Results of Improper Adjustment
Adjusting gauge (accessory)
2.4
43.0
(t = 0.6)
29.0
26.8
37.8
9.0
