Changing The Feed Roller (A2 Sf, A2 Sg) - ESAB A2 SF Instruction Manual

GB
4.3

Changing the feed roller (A2 SF, A2 SG)

Single wire
Release the knobs (3) and (4).
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Release the hand wheel (2).
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Change the feed roller (1).
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They are marked with their respective wire sizes.
Twin wire (Twin- -arc)
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
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roller for twin wire replaces the standard pressure roller for single wire.
Assemble the pressure roller with special stub shaft
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(order no. 0146 253 001).
Flux- - cored wire for knurled rollers (Accessories)
Change the feed roller (1) and pressure roller (5) as a pair for the wire size to be
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used.
NOTE! A special stub shaft is required for the pressure roller
(order no. 0212 901 101).
Tighten the pressure screw (4) with moderate pressure to ensure that the
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flux--cored wire does not deform.
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