Revo DCZ-200-GS, Руководство пользователя

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(16-6) TIMING BETWEEN NEEDLE AND UPPER LOOPER
(a)
(b)
(16-7) TIMING BETWEEN UPPER AND LOWER LOOPERS
Refer to explanation of the same title on page 11.
(16-8) TIMING BETWEEN NEEDLE AND LOWER LOOPERS
In case of 2 needle machine but the Looper thread is caught by both needle.
Insert Upper Looper to Looper Bar (A) at the deepest, and tighten screw
(B) temporally,
When Needles descending, pass through back side of the Looper, tighten the
Looper closely to the right Needle by Screw (B) but without touch.
Distance between the center of left Needle and point of Upper Looper must
be 5 - 6 mm. when the Looper reaches to the left end of its movement.
To adjust the above distance :-
Open Front Cover and remove Looper Thread eyelet Supporter (D)
Loosen Screw (F) for Upper Looper Bar Driving Arm (E) by the Wrench of size
5/16.
In case of 2 Needle machines but the Looper, thread is caught only by the
right needle.
Fitting manner of Upper Looper and its relation to Needle are not different
from (a)
But, When Upper Looper comes to the left, make thread eye of the looper
point be at the center between two needles because the looper thread is
caught only by the right one among two needles.
Distance between centre of Needle and the point of Lower Looper must be 3 -
4 mm. when the Looper comes to the left end of its movement.
To obtain the distance mentioned above, screw (A) for Lower Looper Holder
will be loosened to adjust the Looper in right and the left.
D
E
F
C
B
5 ~6mm
3~4mm
A
B
A
5 ~6mm
16