3-3
163475-1CD
163475-1CD
MHTH Postioner
SIGMA V
3 Maintenance
3.5 Troubleshooting
8. Press the [PAGE OVER] to the desired station (indicated in the top
right corner).
9. Make sure the axis is in the position that you want to teach as Home
a
nd press [SELECT].
10. Cursor to {YES} and press [SELECT]. The MHTH Headstock is now
re
set to zero.
11. Remove the homing pin from the adaptor plate.
Fig. 3-5: Homing
3.5 Troubleshooting
Table 3-6 "Troubleshooting" identifies common problems that could occur.
To troubleshoot your system, identify the type of problem and look for it in
t
he PROBLEM column. Next to this column is a list of PROBABLE
CAUSES and CORRECTIVE ACTIONS.
Be aware that sometimes more than one problem can occur at the same
t
ime. After identifying and resolving a problem, test the system thoroughly
to make sure no other problems exist.
Table 3-6: Troubleshooting
Problem Probable Cause Corrective Action
No axis movement
a)
Loose connection Check all wire connections.
Incorrect wiring Check that system has been wired correctly.
Overload Reduce load and re-check. Repeat until problem
st
ops.
Unstable operation Loose mounting Check all mounting bolts and tighten as needed.
Motor overheats Excessive ambient
temperature
Reduce ambient temperature below 45°C (104°F).
Po
sitioner has an operating range of 0 to 45°C
(32 to 113°F).
Motor surface is dirty
Clean motor surface.
Motor overloaded Check motor connections and correct as needed.
Unusual noise Motor is going bad Call Yaskawa Motoman service.
a Shaded cells should only have corrective actions done after turning power off.
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