Hitachi C 8FSE Technical Data And Service Manual page 50

Item Phenomenon
7 Laser marker does not
light.
(Only Model C 8FSHE)
8 Laser light is poor or
strong.
(Only Model C 8FSHE)
9 Laser line does not
match the ink line.
(Only Model C 8FSHE)
Fig. 65
Fig. 66
10 Laser line does not
match the cutting
position.
(Only Model C 8FSHE)
Cause
(a) Improper wiring
(b) Switch failure
(c) Switching power
supply failure
(d) Laser marker failure
(a) Switching power
supply failure
(b) Laser marker failure.
(a) Ink line is not right
angle.
(b) Laser marker
accuracy is not
adjusted properly.
(c) Product accuracy is
not good.
(a) Laser marker is
horizontally deviated
from the saw blade.
(b) Laser marker
accuracy is not
adjusted properly.
-47-
Factory
Inspection, repair or adjustment
standard
- • Check the wiring.
- • Check the Switch (W/Cover)
[167] for conductivity.
• Replace the Switch (W/Cover)
[167].
- • Check the Switching Power
Supply Ass'y [165] for
conductivity, input and output
referring to "Wiring diagram."
• Replace the Switching Power
Supply Ass'y [165].
- • Replace the Laser Marker
[107].
- • Same as item 6-(c).
- • Same as item 6-(d).
- • Make a correct ink line again.
0.35/100 • Readjust the accuracy of the
(Fig. 65 and Fig. 66) laser marker.
(Refer to "Adjustment of laser
marker accuracy.")
- • Readjust the accuracy of the
product and the laser marker.
• If the forward position of the
laser line is different from the
backward position when
sliding, slide pipe (A) is not
parallel with slide pipe (B).
Replace Hinge (A) Ass'y [87].
- • Adjust the position of the laser
line. (Refer to "Position
adjustment of laser line.")
0.35/100 • Same as item 9-(b).
(Fig. 65 and Fig. 66)