Fluke 831 User Manual page 97

Once the sensor and reflector have been positioned horizontally, the on-screen needle rests on
the respective green sector, and the following adjustment screen appears.
Loosen the related foot bolt (see hint 1). The recorded soft foot value is displayed [2]. When
the soft foot value stabilizes, tap
the bolt (see hint 1). If necessary, tap
urement at the related foot. The above soft foot measurement procedure is repeated for all
four feet positions.
The smiley indicates the soft foot condition. A happy smiley indicates that the measured soft
foot is within tolerance and further corrections are not necessary. Acceptable soft foot tol-
erance is 0.05 mm (2 mil). A sad smiley indicates that the measured soft foot is out of tol-
erance and corrections are necessary.
Note
Tap the smiley within the machine to view the set soft foot tolerance.
If the shafts rotate away from the 3:00 or 9:00 o'clock position while soft foot is measured,
this hint screen is shown.
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the 'Proceed' icon or recorded value (2), then tighten
the 'Cancel' icon to cancel the soft foot meas-
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