Troubleshooting; General; Safety; Power Source - Troubleshooting - Fronius MagicWave 190 Operating Instructions Manual

Troubleshooting

General

The digital power sources are equipped with an intelligent safety system. This means that
apart from the fuse for the coolant pump, it has been possible to dispense with fuses en-
tirely. After a possible malfunction or error has been remedied, the power source can be
put back into normal operation again without any fuses having to be replaced.

Safety

Work that is carried out incorrectly may result in serious injury or damage to prop-
erty.
► All the work described below must only be carried out by trained and qualified person-
► Do not carry out any of the work described below until you have fully read and under-
► Do not carry out any of the work described below until you have fully read and under-
An electric shock can be fatal.
Before starting the work described below:
► Turn the power source mains switch to the "O" position
► Disconnect the power source from the grid
► Ensure that the power source remains disconnected from the mains until all work has
► After opening the device, use a suitable measuring instrument to check that electrically
An inadequate ground conductor connection can cause serious injury or damage.
The housing screws provide a suitable ground conductor connection for earthing the hous-
ing.
► The housing screws must never be replaced with different screws unless a reliable
Power source - Power source does not function
troubleshooting
Mains switch is on, but indicators are not lit up
Cause:
Remedy:
Cause:
Remedy:
Cause:
Remedy:
WARNING!
nel.
stood this document.
stood all of the documents relating to the system components, in particular the safety
rules.
WARNING!
been completed
charged components (e.g. capacitors) have been discharged.
WARNING!
ground conductor connection is established.
There is a break in the mains lead; the mains plug is not plugged in
Check the mains lead, ensure that the mains plug is plugged in
Mains socket or mains plug faulty
Replace faulty parts
Mains fuse protection
Change the mains fuse protection
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