Lincoln Electric SVM204-A service manual Brush and slip Ring, Service procedure, Circuit tests

Models: SVM204-A

1 98
Download 98 pages 52.18 Kb
Page 51
Image 51

Return to Section TOC

Return to Section TOC

Return to Section TOC

Return to Section TOC

Return to Master TOC

Return to Master TOC

Return to Master TOC

Return to Master TOC

F-11

TROUBLESHOOTING AND REPAIR

F-11

 

Observe Safety Guidelines detailed in the beginning of this manual.

PROBLEMS

POSSIBLE AREAS OF

RECOMMENDED

 

(SYMPTOMS)

MISADJUSTMENT(S)

COURSE OF ACTION

 

 

 

 

 

 

OUTPUT PROBLEMS

 

 

The welding arc is “cold” or weld

1. The weld boost circuit breaker

1. Perform the Engine

RPM

performance is poor. Engine

may have tripped. This circuit

adjustment procedure.

 

operates normally and auxiliary

breaker is a small button on the

2. The brushes and slip rings

output is normal.

bottom of the control box, not

 

far from the positive weld output

may be worn or faulty. Perform

 

the brush and slip

ring

 

terminal.

 

service procedure,

 

 

 

 

2.Check the weld cables,

electrode holder, and work 3. Perform the battery and

clamp. Try welding with a

charging system tests.

 

known good set of short, 4. Perform the weld boost

adequately sized cables.

circuit tests.

 

3.The battery may be low or defective.

4.The welding electrode may be wet or contaminated. Try using a fresh dry welding electrode.

CAUTION

If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact the Lincoln Electric Service Department for technical troubleshooting assistance before you proceed. Call 1-888-935-3877.

OUTBACK® 185

Page 51
Image 51
Lincoln Electric SVM204-A service manual Brush and slip Ring, Service procedure, Circuit tests