Haas Alarm: 106 A SERVO ERROR TOO LARGE – Load on the A-axis Servomotor has exceeded parameter 51 Z-axis Max Error. The servos will be turned off and you must push RESET to clear the alarm and turn on the servos. This is the Turret Index Servo; this alarm indicates that there is a problem with the Turret. The Turret may have hit something while trying to index, or a mechanical problem that prevents normal movement may have occurred. Verify power to AMP +/- 12 325VDC Buss. Lathe: Turret may need motor coupling adjustment (See mechanical service manual for details). Turret may have rotated before being completely unclamped. Check adjustment of Turret Locked/Unlocked switches.