7: TROUBLESHOOTING
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Specifications subject to change without notice.
Page 72 UM10753: 8L Operator's Manual (Version 0321B)
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Cause: The axes drivers have the wrong DIP switch settings.
Probability How-To Steps Need More?
Low
See the machine's electrical schematic.
New axis drivers require you to set the
DIP switches at installation.
7.15 SPINDLE DRIVE SUBSYSTEM
The machine's spindle is driven by an AC motor whose speed is controlled by a variable frequency drive (VFD).
The spindle is in a ready-to-run condition when:
1. The control power is on.
2. The machine is reset.
3. The spindle brake resistor thermal switch isn't tripped.
To troubleshoot the spindle drive subsystem, read the following:
7.15.1 Spindle Turns in Reverse 72
7.15.2 The Spindle Won't Turn 73
7.15.1 Spindle Turns in Reverse
Cause: The tooling is incorrectly installed.
Probability How-To Steps
Medium
Check the direction in which the tooling is installed. Inserts should face away from you when installed on the
reverse-action quick-change tool post.
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