Hofmann geodyna 7100 Manual De Operador página 62

Operation
(normal program)
- Readjust the wheel according to the right direction
indicator and make a double mark on the right side of
the tyre exactly perpendicular to and above the main
shaft.
- Remove the wheel from the machine.
- Readjust the tyre on the rim until the double mark
coincides with the valve.
- Clamp the wheel on the balancer and readjust it so
that the valve is exactly perpendicular to and above
the main shaft.
- Press the PRO-MATCH key (2) to acquire the valve
position.
Reading Un.8 appears.
- Press the START key (3) (check run).
If weight minimisation was carried out correctly
(according to the program cycle), the machine
automatically returns to the type of weight positioning
previously selected and indicates the residual dynamic
imbalance on the wheel.
- Balance the wheel according to the readings.
Both weight minimisation and balancing are
accomplished.
1 2
Message E9
Message E9 means that at least one error occurred
during the minimisation cycle. Press the STOP key
(4) to exit the minimisation program and repeat
minimisation if necessary.
Option 2: Do not readjust the tyre on the rim
- Press the STOP key (4) to exit the minimisation
program and return to the balancing program
The imbalance on the wheel is shown on the readout.
- Balance the wheel according to the readings.
Reading H0
The optimum minimisation condition has been
achieved and cannot be improved.
- Press the STOP key (4) to return to the balancing
program and continue according to the readings.
3 4
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