EM 9250
Operator’s manual
131
UK
to enter the wheel geometric data with the keypad, disabling control of the automatic sensor.
➥
Return the sensors to the correct position.
Pressing the START key and the button (only the START key if the guard
is installed) the wheel does not spin (the machine does not start)
For machines with guard, check that it is not raised (the message "A Cr" appears).
➥
Lower the wheel guard.
For machines without guard, check that both the START key as well as the key on the side of the
machine have been pressed.
The wheel balancer provides unsteady unbalance values
The machine was jolted during the spin.
➥
Repeat the spin, taking care not to disturb the machine while measuring is in progress.
The machine does not firmly rest on the floor.
➥
Make sure that the floor support is firm
The wheel is not locked correctly.
➥
Tighten the securing ring nut correctly.
Several spins are to be performed to balance the wheel
The machine was jolted during the spin.
➥
Repeat the spin, taking care not to disturb the machine while measuring is in progress.
The machine does not firmly rest on the floor.
➥
Make sure that the floor support is firm.
The wheel is not locked correctly.
➥
Tighten the securing ring nut correctly.
The machine has not been calibrated correctly.
➥
Carry out the sensitivity calibration procedure.
The entered geometric data are not correct.
➥
Check that the data corresponds to the dimensions of the wheel and correct, if necessary.
➥
Perform the width sensor calibration procedure.
LED light and/or laser indicator are NOT working
➥
Check if the device(s) is (are) configured correctly as shown in the paragraphs “SET UP -
LED light ” and “SET UP - Laser indicator”. If the problem persists after checking the correct
device configuration, call the technical support centre.
CAUTION
The “Spare parts” handbook does not authorise the user to carry out work on the machine with
the exception of those operations explicitly described in the User Manual. It only enables the
user to provide the technical assistance service with precise information, to minimise delays.
