OPERATION

GRAPHIC SYMBOLS THAT APPEAR ON

THIS MACHINE OR IN THIS MANUAL

&

A

HF

TIG 2-STEP

2

TIG 4-STEP

STICK

CURRENT

CONTROL

OUTPUT

LOCAL

CURRENT

CONTROL

REMOTE

CURRENT

CONTROL

&

INCREASE

OUTPUT

&

DECREASE

HIGH

FREQUENCY

AFTERFLOW / AFTERFLOW TIME

CONTINUOUS

HIGH

FREQUENCY

START ONLY

HIGH

FREQUENCY

OFF

ON

CLEAN

(INCREASE

POSITIVE

POLARITY)

PENETRATE (INCREASE NEGATIVE POLARITY)

TIG PULSER

14

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Image 14
Lincoln Electric IM520-B manual Operation