Mitsubishi MELSEC-A series - Page 152

8, TROUILESHOOTING /MELSEC=A
(2) System zero has moved
Check distance the zero point has moved.
YES
Enwrr that the zeroing
dog is switched off while
(Refer to Section 3.5.2.)
*
the zero phm rignd iron.
the zeroing Qg.
Ensure
that the zero is close enou@ to
zaro too clom to
NO
- Chuck for contact bourne etc. in zeroing dog.
YES
zeroing
dog rignd
m Zeroing dog or wiring faulty.
w
Check for zeroing dog signal.
NO
-
Replse zeroing dog.
$ Check motor drive unit.
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-- IS (NAI €6101-A I
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