1-34
FAULT FINDING - If in doubt, consult your probe supplier.
PROBE FAILS TO SWITCH ON
Probe is already If necessary switch
switched on. probe off.
Dead battery. Change battery.
Battery installed Check battery
incorrectly. installation.
Probe not properly Check alignment and
aligned with OMM/OMI. if OMM/OMI fixing is
secure.
Beam obstructed. Check if OMM/OMI
window is clean/
remove obstruction.
OMM/OMI signal See performance
too weak. envelope.
See pages 1-4 and 1-6.
No OMI start signal See page 1-40.
No power to MI 12 Check if stable 24 V
or OMI supply is available.
Check connections and
fuses.
PROBE STOPS IN MID-CYCLE
Beam obstructed. Check OMI/MI 12 error
LED.
Remove obstruction.
Probe collision. Find cause and rectify.
Damaged cable. Check cables.
Power supply lost. Check power supply.
Probe unable to find Part missing or out of
target surface. position.
PROBE CRASHES
Inspection probe When two systems active,
using tool setting isolate tool setting probe.
probe signals.
Workpiece obstructing Review probe software.
probe path.
Probe length offset Review probe software.
missing.
POOR PROBE REPEATABILITY
Debris on part. Clean part.
Tool change Verify probe repeatability
repeatability poor. using single point move.
Loose mounting of Check and tighten as
probe on shank/loose appropriate.
stylus.
Probe orientated Verify probe position,
180° from calibrated check on-centre setting.
position, or due to
M19 orientation.
Calibration and Review probe software.
update of offsets
not occuring.
Calibration and Review probe software.
probing speeds not
the same.
Calibrated feature has Check position.
moved.
Measurement occurs Review probe software.
as stylus leaves surface.
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