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F-8

 

 

 

 

 

F-8

TROUBLESHOOTING & REPAIR

 

 

Observe Safety Guidelines

 

 

TROUBLESHOOTING GUIDE

detailed in the beginning of this manual.

 

 

 

 

 

 

 

 

PROBLEMS

POSSIBLE AREAS OF

RECOMMENDED

 

(SYMPTOMS)

MISADJUSTMENT(S)

COURSE OF ACTION

 

 

 

 

 

 

 

 

 

FUNCTION PROBLEMS

 

 

 

 

The wire feeder does not work

1.

Check the circuit breaker (CB5).

1. Check for

the presence of

when connected to the welder

 

Reset if tripped.

 

115VAC at leads #31(J) and

amphenol.

2.

The wire feeder control cable

 

#32(A) at the 14-pin amphenol.

 

 

 

 

 

 

 

may be faulty.

2.

If the 115VAC is NOT present at

 

3.

The wire feeder may be faulty.

 

the 14-pin

amphenol, check

 

 

leads #31 and #32 for loose or

 

 

 

 

 

 

 

 

faulty connections.

See the

 

 

 

 

Wiring Diagram.

 

 

 

 

3. Perform the Stator Voltage

 

 

 

 

Test.

 

 

 

 

 

 

 

The battery does not stay charged.

1.

Check for loose or faulty con-

1.

The battery charging circuit may

 

 

nections at the battery and

 

be faulty.

See

the Wiring

 

 

engine charging system.

 

Diagram.

 

 

 

2.

The battery may be faulty.

 

 

 

 

 

 

Check or replace.

 

 

 

 

 

 

 

 

 

 

 

CAUTION

If for any reason you do not understand the test procedures or are unable to perform the test/repairs safely, contact the Lincoln Electric Service Department for electrical troubleshooting assistance before you proceed. Call 1-800-833-9353.

COMMANDER 300

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Lincoln Electric SVM145-B service manual Troubleshooting Guide