Yamaha YP-X Series User Manual download pdf (Page 73)

CHAPTER 5 Periodic Inspection

5-15

Robot bumped into something,

or there are traces of bumping into

(rubbing against) something.

The position deviates after

moving the robot or set up of

workpiece tool.

Operation was correct,

but position deviates.

Position deviates.

(1) Check for looseness of mechanical

parts. Retighten if necessary.

(2) Replace mechanical parts.

(1) Check tool and workpiece for warping.

(2) Check robot coupling for slipping and

belt for teeth skipping.

Are cables correctly wired?

Are connectors correctly fitted?

Are the robot, tools and

workpiece correctly installed?

Yes

Check installation method.

Check wiring and connectors.

Check for looseness of

robot mechanical parts.

Check or replace the motor, cable and controller.

Take measures against noise.

Yes

Is cable broken?

Does the position return

after return to origin?

Is there a large source of

noise nearby?

Electrical cause

Mechanical cause

Replace the cable

Yes

5 Sample troubleshooting

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Yamaha YP-X Series User Manual Page 73