13
5) Adjustment of belt tension
After installing the motor, when the fixing nuts ①,② are
unfastened to both sides with enough room, tension is
created to the belt ④ due to motor ③ due to the motor’s
own weight balance.
At this moment, fasten the fixing nut ① first, then fasten the
fixing nut ② tightly.
(See to figure 7)
6) Installation of the program unit
(automatic trimming type)
A. Fix the bracket ② onto the program unit ①, using 4
fixing nuts ③.
B. Then, use 3 fixing bolts ④ to tightly fix the bracket ②,
where the program unit ① has been attached, along with
the back cover.
(see figure 8)
7) Installation of the belt cover
A. Before attaching the belt cover “A”to the machine body,
assemble in advance the rubber collar ① and washer ②
and fixing nail ③ on the to-be-attached side of the cover
as can be seen in picture “K”of figure 9.
B. Attach belt cover “A”onto the machine body as can be
seen on figure 9. Now, if a bobbin winder is attached on
the table, lay down the machine body on its back and
attach the belt cover “A”.
[Figure 7]
[Figure 8]
[Figure 9]
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