127
START
Pro-Match/Weight minimisation
Reading === - Un.7
(Fig. 127)
Recommendation to turn tire over on the rim (the left display
segments are rotating).
Choice 1:
Turn tire over on the rim (standard program)
•
Index the wheel following the
left
direction indicator and
provide a double mark on the
left
side of the tire at
12:00 o’clock.
•
Remove the wheel from the machine.
•
Turn the tire over on the rim and readjust until the
double mark coincides with the valve.
•
Clamp the tire/rim assembly on the machine and read-
just to 12:00 o’clock.
•
Press the PRO MATCH key to enter the valve position.
Reading Un.8 comes up.
•
Press the START key (check run).
If the minimisation run has been carried out correctly following
the above sequence of operations, the balancer will return to
the balancing mode selected before minimisation and read out
the dynamic unbalance still left in the wheel
(Fig. 127)
.
•
Balance the wheel according to the readings.
Reading of error code E9
If
E9 is read out, at least one error was made with respect to
the sequence of operations when performing minimisation
(see § 11. Error codes). Abort the minimisation program by
pressing the STOP key and, if desired, start minimisation once
again.
Choice 2:
Do
not
turn tire over on the rim
•
Press the FINE key.
The result is then converted.
Reading is Un.7 - = = =
(see Fig. 128)
or H0
(see Fig. 129).
•
To return to === - Un.7 (turning over the tire), press the
FINE key once again.
Choice 3
•
Press the STOP key to return from the minimisation to
the balancing program.
The unbalance present in the wheel is read out.
•
Balance the wheel according to the readings.
Operation manual geodyna 2600 EEWB703D
55
