Fronius FK 5000, Operating Instructions Manual

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43
EN
Troubleshooting
Safety
WARNING!
Danger due to work that has been carried out incorrectly.
This can result in serious injury and damage to property.
► All the work described below must only be carried out by trained and qualified person -
nel.
► Fully read and understand this document.
► Fully read and understand all the Operating Instructions for the system components,
especially the safety rules.
WARNING!
Danger from electric current.
An electric shock can be fatal.
► Turn the power source mains switch to the "O" position.
► Disconnect the power source from the mains.
► Ensure that the power source remains disconnected from the mains until all work has
been completed.
► After opening the device, use a suitable measuring instrument to check that electrically
charged components (e.g. capacitors) have been discharged.
WARNING!
Danger from inadequate ground conductor connections.
This can result in 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 reliable
ground conductor connection.
CAUTION!
Danger from hot coolant.
This can result in severe scalds.
► Wait until the coolant has cooled down before carrying out any of the activities de -
scribed below.
CAUTION!
Risk from coolant leakage.
This can result in serious damage to property.
► Make sure that no coolant gets into the device.
► If there is any coolant on the exterior of the cooling unit, remove it immediately.
Troubleshooting 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