10
8. Loosen the two pneumatic cylinder height adjustment levers (Figure 6).
9. Adjust the height of the pneumatic cylinder until the gap between the
specimen and the bottom of the tool is approximately 3 mm
b
(Figure 6).
10.After adjustment, tighten the two levers.
Figure 6. Set height of pneumatic cylinder to give 3 mm gap
b. If this adjustment is not made and the gap between the tool and the specimen is too
large, the tool will not be held as rigidly as possible and the quality of the finished
scratch may be impaired.
Op_1535_01 A5.fm Page 10 Wednesday, August 8, 2007 3:59 PM
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