
Southwestern Industries, Inc.
TRAK TRL Lathe, ProtoTRAK RLX CNC Safety, Installation, Maintenance, Service & Parts List
3.1.18 Limit Switch Error ...........................................................................................38
3.2 Problems Relating to Machining Results ...................................................................39
3.2.1 Poor Finish .........................................................................................................39
3.2.2 Turning Diameters Out of Round .........................................................................40
3.2.3 Cutting Taper .....................................................................................................40
3.2.4 Parts Have Incorrect Dimensions .........................................................................40
3.2.5 Threading Problems ............................................................................................42
3.3 Problems Regarding the Motion of the Machine ........................................................42
3.3.1 Run Away Axis....................................................................................................43
3.3.2 Slow Down Axis ..................................................................................................43
3.3.3 Axis Motor Motion Is Not Smooth.........................................................................43
3.3.4 Vibration in Motion .............................................................................................44
3.4 Problem with the Measurements .............................................................................44
3.4.1 X & Z-Axis Measurements Do Not Repeat .............................................................45
3.4.2 X & Z-Axis Measurements Are Not Accurate..........................................................45
3.4.3 The DRO Is Not Counting ....................................................................................46
3.4.4 X & Z-Axis DRO Counting in Wrong Direction........................................................46
3.4.5 X & Z-Axis Electric Handwheels Count in Wrong Direction .....................................46
3.5 Problems with the Machine Tool ..............................................................................47
3.5.1 Spindle Stalls or Turns-Off During Machining ........................................................47
3.5.2 Spindle Motor Hums or Will Not Run ....................................................................47
3.5.3 Spindle Runs Backwards .....................................................................................47
3.5.4 Excess Gearbox Noise .........................................................................................48
3.5.5 Headstock is Leaking Oil .....................................................................................48
3.5.6 Tailstock Barrel is Stiff.........................................................................................48
4.0 Diagnostics ........................................................................................................49
4.1 The Machine Tool & Set-Up ....................................................................................49
4.1.1 Leveling .............................................................................................................49
4.1.2 A Special Word About the X & Z Gib ....................................................................49
4.1.3 Lubrication .........................................................................................................49
4.1.4 Machining Set-Up ...............................................................................................49
4.2 The Mechanical Drive Train (X,Z) ............................................................................51
4.3 Pendant and Computer Module Diagnostics..............................................................52
4.4 Motor Diagnostics...................................................................................................54
4.4.1 Cable Connections ..............................................................................................54
4.5 Servo Drivers .........................................................................................................54
4.6 Electrical................................................................................................................56
4.6.1 Checking A/C Voltage..........................................................................................57
4.6.2 Checking Fuses...................................................................................................57
4.6.3 Main Electrical Box..............................................................................................57
4.6.4 Computer Module Connections ............................................................................57
4.6.5 Cable Connections ..............................................................................................59
4.7 Door & Gear ..........................................................................................................59
4.8 Service Codes ........................................................................................................60
4.8.1 Software Codes .................................................................................................60
4.8.2 Machine Set-Up Codes ........................................................................................61
4.8.3 Diagnostic Codes ................................................................................................62
4.8.4 Operator Defaults/Options Codes.........................................................................63
5.0 Procedures for Replacements & Maintenance...................................................64
5.1 Replacements ........................................................................................................64
5.1.1 Brushless Motor Replacement..............................................................................64