Sharp VH-25 Series Operator's Manual page 37

5. Speed change of horizontal spindle
a. By means of speed selector （A）, The six speed horizontal spindle may turn from 45 to
980 rpm（50Hz）or 55 to 1, 180 rpm（60Hz）.
b. Whenever the gear shifting is handicaped, push the jog button（O）for instant turning of
horizontal spindle to engage the gears easily.
Note: Speed change is not allowed when the machine is running.
6. Zero position of dail ring of table feed:
a. Loosen the nut （bolt）（A）of dial ring.
b. Turn the dial ring（B）to zero position.
c. Lock the nut（bolt）（A）of dial ring.
Fig.40
Fig.39
OPERATOR'S MANUAL
Fig.41
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