36
Care, maintenance and disposal
General remarks
Under normal operating conditions, the wire-feed unit requires only a minimum of care and
maintenance. However, some important points must be noted to ensure that the welding
system remains in a usable condition for many years.
WARNING!
An electric shock can be fatal.
Before opening the device:
► Move 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 instrument, check to make sure that electrically charged
components (e.g. capacitors) have been discharged
Every start-up
-
Check welding torch, interconnecting hosepack and ground earth connection for signs
of damage
-
Perform a visual check on the feed rollers and inner liners for signs of damage
-
Check contact pressure of feed rollers and adjust if necessary
-
Check brake and adjust if necessary
Every 6 months
-
Dismantle device side panels and clean inside of device with dry, reduced com-
pressed air
NOTE!
Risk of damage to electronic components.
Do not bring the air nozzle too close to electronic components.
Disposal
Dispose of in accordance with the applicable national and local regulations.
Summary of Contents for VR 1500-11
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Page 42: ...42 Spare parts list VR 1500 VR 1550 ...
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Page 53: ...53 Circuit diagrams VR 1500 VR 1500 PSA VR 1550 VR 1500 ...
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