S-4000 LT
1-40
Revised 10/2004
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2.
T h e c o r r e c t p o s it io n o f t h e t e n s io n m e c h a n is m
a)
remove the tension assembly
➌
from the shaft
➍
b)
check if the distance between the stud slot edge and the pin
➎
is 3.5 mm If incorrect, it is
necessary to adjust the
position on the pin.
c)
remove the pulley cover
and the head cover to
obtain a good access for
this adjustment. Switch
off the air supply.
d)
disconnect the air tube
➏
from the cylinder.
e)
loosen the nut
➐
and
turn the cylinder
➑
as
necessary.
Turning clockwise
the pin is extended.
Tighten the nut
➐
when
the correct measurement is obtained.
f)
connect the air tube
➏
to the cylinder, open the air supply and install the covers.
3.
R e g u l a t io n o f t h e t e n s io n d is c s o p e n in g
If the last stitch is not tightened, follow the below mentioned steps:
a)
loosen the locking nut
➒
on the speed controller
➓
b)
To obtain better tightening of the last stitch, tighten screw
and lock the nut
➒
securely.
E - MACHINE ADJUSTMENTS