12. Troubleshooting
The device you have purchased is a product that has been designed according to the state of
the art and is reliable in operation.
However, problems and malfunctions may still occur.
This section tells you how to troubleshoot common issues:
Always observe the safety information in these instructions!
Fault
Possible cause
Solution
The device does not work.
Are the batteries flat?
Check the status. Replace
the batteries.
Incorrect readings
Are the batteries flat?
Check the status. Replace
the batteries.
No display change.
Is the HOLD function
activated?
Check whether the “HOLD”
icon is displayed. Disable
the “HOLD” function.
The display shows “FULL”
All memory cells are
occupied.
Delete the memory cell.
The display shows “Er”
Calibration error during
turning on.
Check the current clamp for
dirt or pinched parts.
Any repair work other than that described above must be carried out by an authorised
technician.
If you have questions about the device, please contact our technical support team.
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