GWH4 datasheet(40/48 Pages) CLARKE

40 / 48 page

Parts & Service: 020 8988 7400 / E-mail: Parts@clarkeinternational.com or Service@clarkeinternational.com

High splatter

Electrode is too inclined.

Contaminated wire or work-

piece.

Poorly matched current or

voltage.

Make appropriate corrections.

Arc is unstable

Insufficient current.

Check condition of electrode

and earth wire connection.

Electrode melts

obliquely.

Electrode core is not centred.

Magnetic blow phenomenon.

Replace electrode.

Connect two earth wires to

opposite sites of the work

piece.

No response from

welder.

Check fuses and power lead.

Replace fuses as necessary. If

problem persists return welder

to your local dealer.

Check fuse size.

Welder does not

feed wire.

Feed motor defective.

Return welder to your local

dealer.

Feed motor running

but no wire being

fed from welder tip

Insufficient feed roller

pressure.

Increase roller pressure.

Burr on end of wire.

Re-cut wire square with no

burr.

Liner blocked or damaged.

Clean with compressed air or

replace liner.

Inferior wire

Use only good “clean” wire.

Roller worn out.

Replace roller.

Wire welds itself to

tip.

Wire feed speed too low.

Unscrew tip, cut wire and fit

new tip.

Increase wire speed before

operating again

Wrong size tip.

Fit correct size tip.

Wire feeds into

‘birds nest’ tangle.

Wire welded to tip

As previous and reduce feed

roller pressure.

Wire liner damaged preventing

smooth operation.

Renew wire liner.

Loose coils of wire

tangle around wire

spool inside

machine.

Locking knob too slack.

Tighten locking knob slightly.

Do not over-tighten.

DEFECT

CAUSES

SUGGESTIONS

GWH4 Datasheet(PDF) 40 Page - Clarke International

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