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96
XYZ Machine Tools Ltd
TRAK
2
OP
Installation, Maintenance, Service & Part List Manual
Figure 6.1.3c
6.2
AC Spindle Drive (Inverter) Replacement
DANGER!
The AC Drive is connected to the 400V supply and has dangerous output voltages. Take care when
working with these components. There is possibility of death by electrocution!
The following service code must be performed when an AC drive is replaced. Failure to do so will cause the
spindle to crash at tool changes.
•
Service Code 510
– reset orientation angle of the spindle
1.
Shutdown the control and
turn the power off
to the machine.
2.
Wait 5 minutes for residual hazardous voltages to dissipate.
3.
Open the electrical cabinet door.
4.
Disconnect the cable that runs from the spindle drive to the computer module. It is plugged into a
port called spindle port. A new cable will come on the replacement AC drive, so do not disconnect
this from the drive you are removing.
5.
Undo the single screw, press in the two tabs on the side of the cover (near the top) and lift off the
front cover.
6.
Remove the signal wires to the spindle encoder. Make sure the wire idents are legible to assist
correct re-connection.
7.
Remove the following power wires. Make sure the wire idents are legible to assist correct re-
connection:
a.
AC in (x3)
b.
Power to Motor (x3)
c.
Brake resistors (x2)
d.
Earth wires (x3)
8.
Loosen the lower two mounting screws (but leave in place). Remove the upper two mounting
screws. Lift the AC drive from the back panel.
9.
Follow these steps in reverse order install the replacement drive.
The replacement drive is already programmed, with the exception of the spindle orientation parameter (10-
19), since it is unique for each machine:
WARNING!
Failure to perform this step will cause the tool changer to crash and damage may occur.
Summary of Contents for TRAK 2OP M11 Mill
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