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XYZ Machine Tools Ltd
XYZ Bed Mill Safety, Installation, Maintenance, Service & Parts List Manual
5.0
Procedures for Replacements & Maintenance
WARNING!
Risk of death or serious injury by electrocution or crushing
Before undertaking any repair or maintenance work, turn off and lock out power to the
machine at the machine supply or isolator on the electrical cabinet.
Work should only be conducted by trained and experienced machine tool engineers who fully
understand the hazards of working with machine tools.
5.1
Replacements
5.1.1
Servo Motor Replacement
1.
Isolate and lock out power to the machine.
2.
Each motor is mounted by the use of (4) ¼-20 screws. Be careful not to over- tighten these bolts
and strip the threads.
5.1.2
Servo Driver Replacement
The Servo Driver for each axis is integrated into the servo motor casting.
Part Number: 24101-7
1.
Isolate and lock out power to the machine.
2.
Remove the servo motor/driver assembly from its mounting bracket (the Y axis assembly is
located inside the front of the bed).
3.
Remove the 10 cap screws that hold the servo driver and its heat sink plate to the motor casting.
4.
Disconnect the cable connector. Do not pull on the wires.
5.
Reinstall the new servo driver with its heat sink plate. Be certain the gasket properly seals the
assembly.
6.
Reinstall the motor/driver assembly. Make certain the belt is tight so that there is little play if
pinched in the middle.
Figure 16 - Servo Driver Replacement
