Lincoln Electric 575 manual Troubleshooting

Models: 575

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E-3

TROUBLESHOOTING

E-3

 

 

 

 

 

PROBLEMS

POSSIBLE AREAS OF

RECOMMENDED

 

(SYMPTOMS)

MISADJUSTMENT(S)

COURSE OF ACTION

 

 

 

 

FUNCTION PROBLEMS

Battery does not stay charged.

1.

Faulty battery .

 

2.

Faulty engine alternator.

 

3.

Loose or broken lead in charging circuit.

 

4.

Loose fan belt may need tightening.

 

 

 

Engine will not idle down to low

1.

Idler switch in HIGH idle position, make

speed.

 

sure switch is set to AUTO.

 

2.

External load on welder or auxiliary

 

 

power.

 

3.

Mechanical problem in idler solenoid

 

 

linkage.

 

4.

Faulty wiring in solenoid circuit.

 

5.

No or low voltage @ idle solenoid

 

6.

Faulty idler solenoid.

 

7.

Faulty, Weld Control PCB, Pull Coil

 

 

/Battery PCB

 

 

 

Engine will not go to high idle when

1.

Poor work lead connection to work.

attempting to weld.

2.

Broken idler solenoid spring.

 

 

3.

Welding Terminals switch in wrong

 

 

position.

 

4.

No open circuit voltage at output studs.

 

5.

Faulty, Pull Coil/Battery PCB or Weld

 

 

Control PCB.

 

 

 

Engine will not go to high idle when using

1.

Broken wire in auxiliary current sensor

auxiliary power.

 

wiring.

 

2.

Auxiliary power load is less than 100

 

 

watts.

 

3.

Faulty Pull Coil/Battery PCB or Weld

 

 

Control PCB.

 

 

 

 

 

 

 

 

 

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

CAUTION

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.

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Vantage 575

Page 34
Image 34
Lincoln Electric 575 manual Troubleshooting