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Profile defects

Welding parameters are

incorrect.

Pass rate is not related to

operating parameter

requirements.

Electrode not inclined

constantly while welding.

Follow basic and general

welding principles.

High Sprays

Electrode is too inclined.

Make appropriate

corrections.

Arc is unstable

Insufficient current.

Check condition of

electrode and earth wire

connection.

Electrode melts

obliquely

Electrode is not centred.

Magnetic blow phenomenon.

Replace electrode.

Connect two earth wires

to opposite sides of the

work piece.

No response from

welder.

Check fuses and power cable.

Replace fuses as necessary. If

problem persists return welder

to your local dealer.

Check fuse size.

Poor quality welds.

Rusty, painted, damp, oil or

greasy workpiece.

Ensure workpiece is clean and

dry.

Poor earth contact.

Check earth clamp/workpiece

connection.

Welder cuts out

whilst in use.

Duty cycle exceeded (auto cut-

out operates).

Allow welder to cool 15-30

mins before continuing.

Note: If duty cycle is

continually exceeded, damage

to the welder may result and

welder output is probably too

small for application.

DEFECT

CAUSES

SUGGESTIONS