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11. RUN - OUT MEASUREMENT INSTRUCTIONS
Set balancing machine computer to RUN - OUT MEASUREMENT subroutine.Methods of
accessing this subroutine and its operation are set out in item 8.5.
Make measurement with wheel guard up.
Mount wheel ( or wheel rim only if wheel rim run - out is to be measured )in balancing
machine chuck. Set distance of sensor from wheel ( or wheel rim ) surface so that sensor
position indictor, visible on the screen
( Fig 29) as a verticaly line is near the centre of sensor positioning area.
Then rotate the wheel by hand - a chime will signal the commencement of run - out
measurement. On monitor screen message WHEEL RUN - OUT MEASUREMENT IN PROGRESS
will appear. continue to rotate the wheel (always in the same direction) until chime is heard and
WHEEL RUN - OUT VALUE appears on the screen, with run - out value in mm (Fig 30).
Fig.29.
Window set sensor
Position index sensor