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The NC CRT (spindle monitor screen) indicates
an alarm (as shown in the following figure).
4
5 The motor does not rotate.
The motor speed do not conform with that being
6
specified.
The motor vibrates with a large noise during
7
rotations.
8
The motor overshoots at speed or hunts.
B
9
The cutting force degrades.
The orientation of the spindle is not correctly 1 3 g
10
performed.
The acceleration/deceleration time becomes
The speed detection signal, up to speed signal, 1 3 11
12
or zero speed signal is not issued.
13 The tapping work is not correctly performed.
The threading work is not correctly
14
performed.
Situation
Spindle alarm 15 01
1 Troubleshooting
ferenced
1.3.4
1.3.5
1.3.6
1.3.7
1.3.8
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