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XYZ Machine Tools Ltd
XYZ Bed Mill Safety, Installation, Maintenance, Service & Parts List Manual
Code 313 Check the line that specifies the product. If the product does not match the machine
then either the machine ID key is incorrect or else the pendant is faulty.
Code 921 (922): Toggles the direction in which the X (Y) motor drives the table (saddle).
See also Codes 321 and 322, in sections 4.8.2.10 and 4.8.2.11.
3.4.5
X, Y, & Z-Axis Electric Handwheels Turn in Wrong Direction
The Electric Handwheels turn in the wrong direction.
The positive directions for each Electric Handwheel should be:
X-axis - Electric Handwheel turns clockwise
Y-axis - Electric Handwheel turns anti-clockwise
Do the following service code and procedures:
Code 308 Reverse X-axis Handwheel Direction
Code 309 Reverse Y-axis Handwheel Direction
3.5
Problems with the Machine
3.5.1
3.5.1 Z-Axis Noisy
While jogging or cutting in the Z-axis direction, the axis makes unusual noises. See below for head noise.
Possible Cause
Check This
Machine Tool and Setup problem
Check for any looseness in the setup (Tool, Tool holder, Part, Vice,
or Fixture). See Machine Tool & Setup Section 4.1
Inadequate or no Lubrication to
the Ballscrew and Way surfaces
Make sure all the Way 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. See
Lubrication Section 4.1.3
Z-axis Gibs are not adjusted
properly
Check the adjustment of the Z-axis Gibs using the Z-axis Gib
adjustment procedure. See Z-axis Gib Adjustments Section 5.2.1
Mechanical Drive Train
Misalign ballscrew, or top and lower bearing failure.
Z-axis motor failure
Replace Z-axis motor, see Motor Diagnostics Section 4.4
3.5.2
3.5.2 Spindle Stalls or Turns-Off During Machining
During machining, the spindle turns off and loses power. First check incoming voltage and connections.
Possible Cause
Check This
Machine Tool and Setup problem
Check the type of material being cut, type and size of cutting tool,
RPM, and Feed rate. Also check the condition of the cutter to verify
that the cutter is not dull. See Machine Tool & Setup Section 4.1
Drive Belt in the head is slipping
Check the alignment, condition, and tension of the Drive Belt.
Cutting more than the machine is
capable
Check width and depth of cut
Spindle Drive thermal Overload
has tripped
Check AC drive fault history (for SMX2500, check spindle overload
relay in electrical cabinet)
Spindle Drive incorrectly
configured.
Contact Customer Service for assistance.
Spindle run command not
reaching AC Drive
Verify spindle run LED is on Spindle Control Module.
3.5.3
Spindle Motor Hums or Will Not Run
The spindle motor makes a constant humming noise during operation or will not turn on.