Optimum OPTImill MT 60 Operating Manual page 102

Malfunction
Rattle the spindle if the
workpiece surface is
rough.
EN
MT60
102
Cause/
possible effects
Excessive slack in bearing.
Spindle moves up and down.
Adjustment strip loose.
Chuck loose.
Tool is blunt.
The workpiece is not fastened.
Translation of original instruction
Solution
Readjust the bearing slack or replace
the bearing.
Readjust bearing slack (fixed
bearing).
Adjust strip to the correct slack using
the adjusting screw.
Check, re-tighten.
Sharpen or renew the tool.
Clamp the workpiece firmly.
Version 1.0.4 - 2020-08-04
Malfunctions