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TRAK Machine Tools
Southwestern Industries, Inc.
TRAK VMC Mills with ProtoTRAK RMX CNC Safety, Installation, Maintenance, Service & Parts List
3.0 Troubleshooting by Symptom
Use this section to begin the process of resolving a service problem. Each symptom type is described in
a few words and then more fully described in an explanatory paragraph. Following this is a chart that
directs in the most logical steps.
3.1 Problems Relating to Machining Results
3.1.1 Poor Finish
The part finish is marred with scallops or is very rough.
Do the following Service Codes and document values:
•
Code 33 -
Software Identification. This is needed if you call SWI Customer Service
•
Code 128 -
Enter backlash compensation
•
Code 134
–
Friction Feed Forward
Possible Cause
Check This
Too much backlash entered for code
128.
Verify nothing is mechanically loose and the backlash
values are not higher than what physically is in the
system.
Friction feed forward set too high or low Check the value of code 134 and adjust as required.
Machine Tool & Setup problem
Check for any looseness in the setup (Tool, Tool holder,
Part, Vise, or Fixture). Check the condition and type of
cutter being used, type of material, RPM and Feed rate,
etc.
Inadequate or no Lubrication to
Ballscrews and Linear Guide surfaces
Make sure all the Linear Guide surfaces are getting proper
lubrication. If not, check to make sure that the lube pump
is functioning properly. Also check for any pinched or
blocked oil lines.
X & Y-axis Drive Trains are loose
Check Repeatability using the Repeatability and Positional
Accuracy procedure. Step by step, carefully inspect the
Drive Train for any looseness. It may be necessary to
disassemble and then reassemble the Drive Train.
FOR ADDITIONAL DETAILED TROUBLESHOOTING PROCEDURES, PLEASE VISIT OUR
DOZUKI WEBSITE:
https://trakmtsupport.dozuki.com/
