John Bean B 300 Betriebsanleitung Seite 30

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5-9
Operation
5.4 Preparation
• The operator should be familiar with the warnings
and cautions.
• The operator should be qualifi ed to work with the
unit.
• Always ensure that the wheel guard is lifted and the
gauge arm is in its home position (far left position)
when the unit has been switched off.
5.4.1 Power up
• Do not keep any key pressed down during power up.
Refer to Fig. 5-9.
• Insert the power cable plug in the mains socket "1".
• Set the switch on the socket to the "I" position.
If the unit beeps and does not proceed or if
Note:
an error code is shown, refer to Chapter 7.
The unit will beep and perform a self-test now.
The displays and the weight position indicators relating
to the current weight mode will be shown (default).
The unit is now ready for commands.
5.4.2 Status at switching on
The electronic unit is factory-adjusted to the following
modes of operation, which are available after switching
on:
– vehicle type 1 (car wheel with nominal dimensions
in inches, width 6.5" and diameter 15.0")
– entry of rim data in inches
– display of amount of unbalance in 5-g increments
– suppression of minor unbalance readings (limit
set to 3.5 g)
– automatic braking of wheel when guard is
opened during the measuring run
– compensation of adaptor unbalance switched off
– Starting the mesuring run by closing the wheel guard.
5.4.3 Settings
After switching on the unit, a default weight mode is
shown. If the unit then shows another weight mode,
( 5.5.1).
F
The unit of measurement indicated at power up is
inches, but the setting selected before switching off
for grams / ounces remains.
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