WIDMANN MIG/TIG/MMA-160 Manuel Utilisateur page 9

4. MAINTENANCE
When servicing the machine, its utilization degree and environmental circumstances
should be taken into account. If you use the machine appropriately and service it
regularly, you will spare yourself from unnecessary malfunctions.
CAUTION! Disconnect the machine from the mains before handing the electrical
cables.
4.1 DAILY MANITENANCE
Remove welding spatters from the welding gun's tip and check the condition of the

parts. Change damaged parts to new ones immediately.
Check that the insulating tips of the welding gun's neck are undamaged and in

place. Change damaged insulation parts to new ones immediately.
Check the tightness of the welding gun's and earth cable's connections.

Check the condition of the supply voltage and welding cable and replace faulty

cables.
4.2 MAINTENANCE OF THE WIRE FEED MECHANISM
Service the wire feed mechanism at least every time the reel is changed
Check the wear of the feed roll groove and change the feed roll when necessary.

Clean the welding gun wire guide with compressed air.

8