John Bean VPI System IV, Руководство по эксплуатации

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5.5-4
5.5-5
5.5.2 Correction of measured unbalance
•
Close the wheel guard and carry out the measuring
run.
As the measuring run is started, the screen
BALANCING appears, but without measured data. After
the measuring run the screen BALANCING appears
including the measured data (Fig. 5.5-3).
How to fit adhesive weights on the left side of the
rim disc
•
Clean the fitting position before attaching the
adhesive weights.
•
Fit adhesive weights on the left side of the rim disc
as de-scribed in § 5.4.2.2.
How to fit a hidden adhesive weight
•
Rotate the wheel so that a spoke is centered relative
to and above the main shaft (Fig. 5.5-4, arrow).
•
In this position press the menu key F4 for behind-
the-spokes placement (1, Fig. 5.5-3).
The measured data and the indexing arrows for two
correction positions (hidden behind the spokes) of the
right wheel side are displayed (Fig. 5.5-4). The menu
field F4 shows the pictograph “Behind-the-spokes
placement mode selected”.
•
If necessary, index the wheel to correction position
as shown by the left pair of arrows of the right display
(be-hind-the-spokes locations) (Fig. 5.5-4) and
retain with the main shaft lock.
•
Clean the fitting positions before attaching the
adhesive weights.
•
In this position fit a suitable balance weight (in the
example 5 g, A, Fig. 5.5-5) in the correct position.
•
Index the wheel to correction position as shown by
the right pair of arrows of the right display (behind-
the-spokes locations) and retain with the main shaft
lock.
•
Fit the second balance weight behind the spoke
(right pair of arrows of right display) in the same
way (in the example 130 g, B, Fig. 5.5-5).
To return to the undivided reading of unbalance for left
and right correction plane (Fig. 5.5-3):
•
Briefly press the menu key F4 for balancing mode
(1, Fig. 5.5-3). The unbalances for left and right
correction plane are read out. The behind-the-
spokes placement mode is still active as long as
Alu 2, Alu 2S, Alu 3 or Alu 3S are set.
To leave the behind-the-spokes placement mode and
reset the electronic unit to the conventional balancing
mode:
In the reading BALANCING:
•
Press and hold the menu key F5 for balancing mode.
Rotate the wheel to set number of spokes to “?”.
In the reading WEIGHT PLACEMENT:
•
Set a balancing mode other than Alu 2, Alu 2S or
Alu 3, Alu 3S or to set the number of spokes to “?”.