beautypg.com

Troubleshooting, Caution – Lincoln Electric IM10060 INVERTEC 100S User Manual

Page 20

background image

E-2

TROUbLESHOOTING

E-2

INVERTEC® 100S

Observe all Safety Guidelines detailed throughout this manual

PRObLEMS

(SYMPTOMS)

POSSIbLE

CAUSE

RECOMMENDED

COURSE OF ACTION

Excessive spatter

Craters

Inclusions

Insufficient penetration

Sticking

Porosity

Cracks

1. Long arc
2. High current

1. Fast movement of the electrode

away from piece.

1. Poor cleanliness or distribution of

the Welding passes.

2. Improper movement of the elec-

trode.

1. High progression speed.
2. Welding current too low.
3. Narrow chamfering.

1. Arc too short.
2. Current too low.

1. Humidity in electrode.
2. Long arc.

1. Current too high.
2. Dirty materials.
3. Hydrogen in weld (present on

electrode coating).

If all recommended possible areas of
misadjustment have been checked
and the problem persists, Contact
your local Lincoln Authorized Field
Service Facility.

WELDING PRObLEMS

If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact your
Local Authorized Field Service Facility for technical troubleshooting assistance before you proceed.

CAUTION