3. Operation
VMCTOPES8D51
3.7.5 OT(Over travel) alarm reset
The Over travel alarm state occurs by the OVER TRAVEL CHECK function, which is one of
the NC functions, when the machine goes over travel range. The process to reset the alarm is
as following.
1. Be careful of the direction when the overtraveled axis is returned into travel
range.
Step
Operation
Location
Remark
1
Check OVERTRAVEL
ALARM message
MDI/CRT devices
– Check the axis and direction
– Operation call lamp lighting
2
Check the axis coordinate
– Refer to NC instruction manaul
3
Check the machine state
Each axis
– Check the collision and interference,
and repair
4
Return the axis into travel range in
JOG or HANDLE feed
Main OP. panel – Check the axis position
5
Reset Alarm state
– Refer to 3.7.1
Inspection/adjustment/maintenance
3 – 33
