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7-1
Troubleshooting
7.1
System messages
The wheel balancer can send messages to the
operator. relevant to errors (E codes), warnings (H
codes) or Hardware problems (X codes). The codes
will be described in the following chapters.
Whenever an H code appears (e.g.H 33 - Fig. 7-1):
• Make a note of it.
• Look up the code in the list below.
• Perform the steps described.
Important:
If the code is not listed here, call service team.
7.1.1 E code / H code
E2
Wheel guard is not closed.
E3
The measuring arm for offset and diameter is not in
the home position.
E5
Compensation range was exceeded. (Clamping device
with excessive imbalance).
Press the STOP key.
• Check the clamping device and repeat the
compensation run.
E6
The calibration weight was not attached during recalibration.
Press the STOP key.
Repeat recalibration.
E8
Valve position was not set (message only appears with
optimisation / weight minimisation program).
• Position the valve so that it is exactly perpendicular
to the main shaft and press key F1.
E9
Optimisation / minimisation was not carried out
correctly.
1. Wheel was not exactly centred on clamping element
for at least one run.
2. Tyre was not centred on rim for at least one run.
3. Valve position was not set and acquired correctly
at least once.
4. Wrong reference mark (single or double) was used
when rotating the tyre.
5. Wheel moved on clamping element during a
measuring run (sudden start or braking).
6. Wrong wheel dimensions have been entered.
Repeat optimisation.
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