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66
Maintenance and Repair
WARNING
The machine is configured to be in its best condition when shipped out from the factory. Arbitrary adjustment is
not recommended. When parts replacement is necessary, use the parts approved by SunStar only.
1) Adjust the height of spreader and looper
A. Height of spreader
ⓐ Adjust the left① and right② spreaders to make them move smoothly.
ⓑ Loosen the screw⑤ and make adjustment by changing the height of the left③ and right spreader stopper④. At the
proper height, tighten the screw⑤.
[ Fig. 25 ]
B. Height of looper
ⓐ Set the gap between spreader (left)① and looper (left)② at the thickness of the lower thread.
ⓑ Set the gap between spreader (right)③ and looper (right)④ at the minimum distance.
ⓒ Loosen the screw⑤ and move the left ② and right④ looper up and down for adjustment.
[ Fig. 26 ]
①②
③
④
⑤
⑤
①
③
⑤
②
④
⑤
⑤
①
③
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