### MP-186 Invalid W-axis MEA data

MEA data has not been collected for this machine's W-axis or the W-axis MEA data in EEPROM has been corrupted.

What you should do

1. To clear the error, click Clear error in the XYZ Display window. To clear it using an RCU-II, press and hold down the Servo Power Off button and then press the Joy button twice.

2. Collect W-axis MEA data using AutoCal or reload the configuration data with the correct configuration information from the CONFG disk.

3. If the error reoccurs, call your Giddings & Lewis service representative.