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Direct the wire by adjusting the knob (6).
For fine wire, the special fine wire straightener (4) is used for both single and
twin wire.
Ensure that the straightener is correctly adjusted so that the wire emerges
straight out through the contact jaws or contact tip.
Always use a guide tube (5) to ensure even feeding of fine wire (1.6 -- 2.5 mm).
For MIG/MAG welding with wire sizes < 1.6 mm, use a guide spiral, which is
inserted in the guide tube (5).
Changing the feed roller
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Single wire
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Release the knobs (3) and (4).
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Release the hand wheel (2).
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Change the feed roller (1). They are marked with their
respective wire sizes.
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Twin wire (Twin--arc)
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Change the feed roller (1) with twin grooves in the same way as
for single wire.
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NOTE!
The pressure roller (5) must also be changed. A special curved
pressure roller for twin wire replaces the standard pressure roller for single
wire.
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Assemble the pressure roller with special stub shaft
(order no. 0146 253 001).
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Flux--cored wire
(for knurled rollers)
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Change the feed roller (1) and pressure roller (5) as a pair for the wire size
to be used.
NOTE!
A special stub shaft is required for the pressure roller
(order no. 0212 901 101).
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Tighten the pressure screw (4) with moderate pressure to ensure that the
flux--cored wire does not deform.
Contact equipment for submerged--arc welding
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For single wire 3.0 -- 4.0 mm. Light duty (D20)
Use the straightener (3), connector (1) D20 with contact tip
(2) (M12 thread).
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Tighten the contact tip (2) with a key in order to ensure
that a good contact is achieved.
GB