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Troubleshooting, Caution – Lincoln Electric IM602 IDEALARC DC-655 User Manual

Page 31

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E-5

TROUBLESHOOTING

E-5

DC-655

Observe all Safety Guidelines detailed throughout this manual

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

CAUTION

PROBLEMS

PROBLEMS

(SYMPTOMS)

POSSIBLE

CAUSE

RECOMMENDED

COURSE OF ACTION

Machine will not weld. OCV is less
than 1 volt.

The wire feeder will not come on.

1. The machine may be in a over-

load condition. Refer to Machine
Protection
in the operation sec-
tion.

2. See the PC board LED informa-

tion.

1. Either the 42VAC or the 115VAC

circuit breakers may be tripped.
Reset if necessary.

2. Check for the presence of the

required voltage to operate the
wire feeder.

3. The control cable or wire feeder

may be faulty.

Contact your Local Lincoln Authorized
Field Service Facility
for technical
troubleshooting assistance.