Troubleshooting
General The devices are equipped with an intelligent safety system. This means that to a large
extent it has been possible to dispense with melting-type fuses. Melting-type fuses there-
fore no longer need to be replaced. After a possible malfunction has been remedied, the
device is ready for use again.
Safety
WARNING!
Work that is carried out incorrectly may result in serious injury or damage to prop-
erty.
▶
The activities described below must only be carried out by trained and qualified per-
sonnel.
▶
Observe the safety rules in the power source Operating Instructions.
WARNING!
An electric shock can be fatal.
Before opening the unit
▶
Turn the mains switch to the "O" position
▶
Unplug the device from the mains
▶
Put up an easy-to-understand warning sign to stop anybody inadvertently switching
it back on again
▶
Using a suitable measuring device, check to make sure that electrically charged
components (e.g. capacitors) have discharged
WARNING!
Danger from inadequate ground conductor connection.
Possible serious injury and damage to property.
▶
The housing screws provide a suitable ground conductor connection for earthing the
housing and must NOT be replaced by any other screws that do not provide a reli-
able ground conductor connection.
Fault diagnosis Make a note of the serial number and configuration of the device and contact our After-
Sales Service team with a detailed description of the error, if
- errors occur that are not listed below
- the troubleshooting measures listed are unsuccessful
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EN
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