3
A
B
Fig 2
5
、
The adjustment of proceeding speed of sand belt
：
If you put the pressing wheel right at the center, the speed will turn slow. On
the contrast, the sander the wheel is, the faster the speed occurs. Adjust
the screw according to what you what you need.
【
Fig 3-A
】
Note: The machine must be turned on, when you adjust it.
A
Fig 3
6
、
The adjustment of the spring pressure is according to crank of the
materials. The bigger the obliquity is, the heavier pressure becomes.
