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Hitachi VB 13Y - Page 21

Hitachi VB 13Y
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--- 18 ---
(2) Adjust the bending accuracy as follows (Fig. 30).
1) Unplug the power cord from the receptacle.
2) Slightly turn the fine-adjustment control on the Controller Circuit [95] with a screwdriver.
3) Plug the power cord in the receptacle and check the accuracy again with an angle gauge. Repeat the
adjustment until the marking is aligned.
* Be sure to unplug the power cord from the receptacle before touching the circuits for safety's sake.
Fig. 28
Fig. 29
<Starting position for backward rotation>
Check the starting position for backward rotation.
Marked line for 13 mm dia. bar
Marking on the angle gauge
Fig. 30
<Locations of marking and marked line> <Turning direction>
Marked line for 13 mm dia. bar
Marking on the angle gauge
Small rotation angle
Large rotation angle
Fine-adjustment control
Right
Left
[100]