Fronius MagicWave 1700 Job, Руководство по эксплуатации, Страница: 129 / 148

129
EN
Care, maintenance and disposal
General Under normal operating conditions, the power source requires only a minimum of care and
maintenance. However, it is vital to observe some important points to ensure it remains in
a usable condition for many years.
Safety
WARNING!
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 -
nel.
► Do not carry out any of the work described below until you have fully read and under -
stood this document.
► Do not carry out any of the work described below until you have fully read and under -
stood all of the documents relating to the system components, in particular the safety
rules.
WARNING!
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
been completed
► After opening the device, use a suitable measuring instrument to check that electrically
charged components (e.g. capacitors) have been discharged.
WARNING!
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
ground conductor connection is established.
At every start-up
- Check mains plug, mains cable, welding torch, interconnecting hosepack and ground
earth connection for damage
- Check that the device has an all-round clearance of 0.5 m (1 ft. 8 in.) around the device
to ensure that cooling air can flow in and out freely
NOTE!
Air inlets and outlets must never be covered, not even partially.
Every 2 months - If present: clean air filter