Fronius WF 15i n.S., Operating Instructions/Spare Parts List

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59
EN
Care, maintenance and disposal
General Under normal operating conditions, the device requires only a minimum of care and main -
tenance. However, it is vital to observe some important points to ensure the welding sys -
tem remains in a usable condition for many years.
Safety
WARNING!
Danger due to work that has been carried out incorrectly.
This can result in severe personal 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.
CAUTION!
Danger from hot system components.
This can result in severe personal injury and damage to property.
► Before starting work, allow all hot system components to cool down to room tempera -
ture (+25 °C, +77 °F). For example:
Examples of hot system components include
- Coolant.
- Water-cooled system components.
- Wirefeeder drive motor.
Every start-up
- Check all hosepacks and the ground earth connection for damage. Replace any dam -
aged components.
- Check feed rollers and inner liners for signs of damage. Replace any damaged com -
ponents.
- Check contact pressure of feed rollers and adjust if necessary.