CHAPTER 7 MAINTENANCE AND INSPECTION

Overshoot or undershoot occurs.

Check the adjustment settings.

Adjusted

Check the acceleration/deceleration torque.

Not abnormal

There is a mechanical abnormality.

Not abnormal

Initial value

300M%aox.r 3m0o0r%e torque is required.

Abnormal

Contact us.

Perform easy-tuning to adjust data

appropriately.

Extend the acceleration/deceleration time.

(Reference: The acceleration/deceleration

torque becomes 250% or less.)

Check the machine for backlash or

mechanical slip, etc.

7

The parameters cannot be applied.

Check if "0" (write enable) is set in PA2_74

(parameter write protection).

PA2_74 = 0

Check if the setting value is within the setting

range.

Within setting range

Did you cycle the power when the corresponding

parameter becomes enabled with the power cycle?

Power cycled.

Did you check if the 7-seg display on the servo

amplifier was turned off?

Checked.

Check if 200 VAC is supplied to L1/L2/L3.

200 VAC supplied.

"1" (write protect) is set in PA2_74.

Set "0" in PA2_74.

Out of setting range

Power not cycled.

Check the setting range and set a value within

the range.

Cycle the power.

Not checked.

Less than 200 VAC

Shut down the power until the 7-seg display

is confirmed to be turned off.

Supply 200 VAC.

Contact us.

Troubleshooting 7-23