IAI America IX-NNW8040 - Manual (Page 38)

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6. Inspection/Maintenance
6.1.3 Yearly Inspection
Check the following items on the robot every year.
Observe the precautions for work near the robot and for inspection/maintenance/adjustment operations
when carrying out each check.
Check location Description
*Harmonic speed reducer Change the grease. (Contact IAI.)
Ball-screw spline Check the shaft for looseness. (Contact IAI if an abnormality is found.)
* Based on 24-hour operation. Change the grease every three years or so if the robot is operated eight
hours a day.
Performing inspection or maintenance without fully understanding the details of work may result in
a serious accident.
If inspections are neglected, the drive part may wear prematurely or the robot may malfunction
unexpectedly.
Display a “Work in Progress” sign so that other operators will not operate the controller, operation
panel, etc.
Warning
6.1.2 Six-Month Inspection
Check the following items on the robot every six months.
Observe the precautions for work near the robot and for inspection/maintenance/adjustment operations
when carrying out each check.
Check location Description
Robot
Check the arm mounting sections for looseness.
(If any of the arm mounting sections is loose, tighten the fastening parts
securely.)
Ball-screw spline Add grease. (AFE Grease by THK or equivalent)
Timing belts of axes 3 and
4 • Check the belt tension for axes 3 and 4.
• Check the belts for flaws, cracks, wear, etc.
Connectors Check the connectors for looseness.
If the robot has flaws or other abnormalities, please contact IAI.
In case the grease got into your eye, immediately go to see the doctor to get an appropriate care.
After finishing the grease supply work, wash your hands carefully with water and soap to rinse the
grease off.
Caution