Yamaha YK120X, YK180X Inspection to be performed with the controller turned on, if any are found

CHAPTER 5 Periodic Inspection

(2) Inspection to be performed with the controller turned on

WARNING

The robot controller must be installed outside the safeguard enclosure, to pre- vent a hazardous situation in which you or anyone enter the safeguard enclo- sure to inspect the controller while it is turned on.

WARNING

•Bodily injury may occur from coming into contact with the fan while it is rotat- ing.

•When removing the fan cover for inspection, first turn off the controller and make sure the fan has stopped.

After turning on the controller, check the following points.

Checkpoint	Procedure
	• Check if the fan rotates normally.
	• Check if objects blocking the fan are located and remove
	if any are found.
• Cooling fan at rear of controller	• Check for abnormal noise from the rotating fan. If
	abnormal noise is heard, visually check and remove the
	cause. If no cause is found, contact YAMAHA dealer.

•Check for dust on the fan cover. Remove and clean if necessary.

(3)Adjustment and parts replacement

1)After inspection, if you notice any adjustment or parts replacement is needed, first turn off the controller and then enter the safeguard enclosure to perform the necessary work. After adjustment or replacement is fin- ished, again review the checkpoints outlined in (1) and (2) above.

2)If repair or parts replacement is required for the robot or controller, please contact your YAMAHA dealer. This work requires specialized technical knowledge and skill, so do not attempt it by yourself.

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