Putting Across The V-Belt; Connection Of The Electric Cables - Mitsubishi PLK-E1008H Technical Manual

3-10 Putting across the V-belt

(1) Put the V-belt (NO. ) across the sewing
machine pulley (NO. ) and the motor pulley
(NO. ) with passing it through the slit on the
table top.
(2) The V-belt (NO. ) is enclosed in the
ac-cessory box.
(3) Push the center portion of V-belt by the finger
with the pressure of about 1Kg.
(4) If the V-belt tension is proper, it should be
yielded about 10mm.
(5) If the V-belt tension is not proper, please
adjust it with changing the motor setting
position with loosening the nuts (NO. )
(6) Please make sure to fasten the nuts (NO. )
firmly after the adjustment.
The V-belt becomes loose after a long period
NOTE
machine running.
recognized definitely, firstly turn the power
OFF the, adjust the V-belt tension again as
the above procedure.

3-11 Connection of the electric cables

(Refer to the figure on the following page)
(1) Connect the white color cable (NO. ) and the
black color cable (NO. ) across the printed
circuit board unit connectors (NO. ) on the
sewing machine head rear face and the connectors (NO. ) on the control box. These cables
a r e e n c l o s e d
(2) Remove the stepping motor cover (NO. ) from sewing machine head.
(3) Pass upward the cable (NO. ) which is attached the two connectors at the end through the
cut-out hole (NO. ) on the table top then, connect it to the cable (NO. ) and (NO. )
extended from X and Y stepping motor. At this time, fix this cable with the nylon clip (NO. )
provided on the sewing machine head. And also, connect the other end of the cable (NO. )
to the connector (NO. ) on the control box. The cable (NO. ) is enclosed in the accessory
box.
(4) Pass downward the another cable (NO. ) which is extended from the sewing machine head
through the cut-out hole (NO. ) on the table top then, connect it to the cable (NO. )
extended from the motor (NO. )
(5) Connect the last cable (NO. ) to the another extended cable (NO. ) from the motor then,
hook up the other end of the cable (NO. ) to the connector (NO. ) on the control box.
(6) The cable (NO. ) is also enclosed in the accessory box.
(7) Attach the tow binder cables with the binders (NO. ) and the staples (NO. )
(8) The binders (NO. ), the wood screws (NO. ) and the staples (NO. ) are enclosed in the
accessory box.
If the looseness
i n
6
is
t h e a c c e s s o r y b o x .