Certificate replacement steps of the cardboard tolerant:
1. Rotate the turntable counterclockwise, so that the upper pressure plate can be placed in the scale aluminum foil.
2. The scale aluminum foil with a flat appearance and no scratch is placed on the lower press disk, and the turntable to the pressure performance value reaches 7.5kgf/cm2.
3. Open the total power supply.
4. Press the zero key to make the expression return to zero.
5. Then press the peak key to enter the test process.
6. Touch the aluminum foil with the second finger of the left hand, hold the handle with the controller and pull it to the chest. This opportunity starts to press pressure.
7. When the left finger touches the aluminum foil crushing, the right hand is agile back to the handle and returns the interrupt position.
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