Hofmann geodyna 7100, Operation Manual

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5-16
Operation
•
Establish the following dimensions:
-
Rim diameter of the reference point.
- Width. If the rim width is
≤
3”, enter 3”.
- Offset of the reference point.
•
After entering the dimensions, spin the wheel (2).
•
Select the key (3) to activate the STATIC.
•
Apply the stick-on or clip-on weight at the 12
o’clock position.
•
Perform a check spin when done.
5.3.3 Spinning the Wheel
The wheel data must be acquired and the type of rim
to be used must be entered.
With Code C13 set on “
1
”;
• Close the wheel guard.
With Code C13 set on “
0 ”;
• Close the wheel guard and press START .
The motor starts up and the wheel spins.
Wheels must turn towards the right, seen from the side
of the unit on which they are mounted.
The measurement is completed as soon as the
direction indicators light up. The unit beeps. The brake
will be applied automatically and the wheel will stop.
The weight(s) to be applied will be shown on the
display. For higher precision, select Fine (
1, Figure
5.16 ).
•
Lift the wheel guard to its vertical position.
5.3.4 Result recalculation
After the wheel measuring run, it is possible to change
wheel dimensions and select different positions for balance
weights. New unbalance values will be automatically
displayed, according to the inputs.
For recalculation:
•
Select “ fi ne ” Figure 5.16 ( Lens ) to toggle between
Weight Application Mode and Data Entry Mode.
•
Select the preferred application method. Check if the
rim or offset plane data must be modifi ed.
•
Rotate the wheel to the WAP position of left plane
and apply the weight.
•
Rotate the wheel to the WAP position of right plane
and apply the weight.
•
Start a check run.
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