- press the
ance values indicated on the displays
are the values that can be achieved by
continuing with the last phase of the
optimisation procedure;
- when the
third time, the machine prepares for the
last phase of the OPT programme.
OPT 3
- Rotate the wheel until you reach the posi-
tion indicated by the illuminated central
elements of the position indicator;
- Make a double mark on the outer side of
the tyre at the 12 o'clock position with a
piece of chalk. the screen indicates that
the tyre should be switched around on
the rim, make a double marking on the
inner side with a piece of chalk. The user
can switch from the "with reversal" to the
"without reversal" mode by pressing the
key;
- Press the
- Disassemble the wheel from the wheel
balancer.
- Turn the tyre (and reverse its mounting
if necessary) on the rim until the double
chalk mark is in line with the valve;
- Remount the wheel on the wheel balancer.
- Press the
performed rotation;
- Perform a spin.
When the spin is over the optimisation
programme has been completed and the
weights to be applied to balance the wheel
are displayed.
If an error that may affect the end result
68
button again: the unbal-
key is pressed for the
button.
key to confirm the
occurs, the machine indicates it by tempo-
rarily displaying the "E 6" message.
The procedure can now be repeated.
Special Cases
- The "OUT 2" message could be displayed
at the end of the first spin. In this case it
is advisable to exit the programme by
pressing the key:
the weights necessary for balancing the
wheel are displayed. The programme
execution is interrupted, thus not achiev-
ing the moderate improvement of the end
results. By pressing the
optimisation procedure can be continued.
- At the end of the first spin the instruction
that the tyre is to be mounted on the rim
in the reverse direction may appear. If
you do not want to (or cannot) carry out
this operation, press the
machine will provide the instructions to
complete the programme without reversal.
CALIBRATION
PROGRAMMES
Sensitivity Calibration
Calibrate when detecting that the setting
condition is out-of-tolerance or when the
machine so requires as the "E1" message
is displayed.
- Fit a wheel of average dimensions (diam-
eter no less than 14") on the wheel bal-
ancer with only a small unbalance.
- Press the
luminous dot corresponding to the CAL
the values of
key the
key; the
keys until the
User manual S 63