KERCOMET 170
and
210, MULTIMIG 150
Before start-up
14
12.8 Changing the wire electrode
Change the wire feed rollers. Select the
most suitable rollers for the application.
Fig. 15: Wire feed rollers
A
Steel feed roller
B
Aluminium feed roller
C
Knurled feed roller (for flux-cored wire)
Fig. 16: Marking of wire feed rollers
Replace the steel torch with an appropriate
torch, or change the wire feed spiral.
Wire feed spiral: (for steel or flux-cored
wire)
Remove the existing wire feed spiral or
plastic core and insert the new wire feed
spiral. (Refer to the operating manual for the
torch)
Insert the guide tube 85 into the central
connection.
Plastic core: (for aluminium, stainless steel
or CuSi wire)
Remove the existing wire feed spiral or
plastic core and insert the new plastic core.
(Refer to the operating manual for the torch)
Remove the guide tube 85 from the central
connection.
Shorten the protruding plastic core so that it
is tight up against the wire feed roller, and
slide the appropriately shortened support
tube over the protruding plastic core for
stabilisation.
All:
Tighten the torch and thread the wire elec-
trode in.
The order numbers of the replace-
ment parts depend upon the type of
torch used and the diameter of the
wire, and can be obtained from the
torch spares lists.
