E-4

 

 

TROUBLESHOOTING

E-4

 

 

 

 

 

 

 

Observe all Safety Guidelines detailed throughout this manual

 

 

 

 

 

 

 

PROBLEMS

 

 

POSSIBLE

RECOMMENDED

 

(SYMPTOMS)

 

 

CAUSE

COURSE OF ACTION

 

ELECTRICAL

 

FAILURES

 

Machine fails to come on

 

1.

No Input Voltage.

 

(Green LED off)

 

2.

Faulty supply plug or cable.

 

 

 

 

3.

Internal fuse blown.

 

 

 

 

 

 

Power output incorrect

 

1.

Incorrect setting up of the welding

 

(Green LED on)

 

 

parameters.

 

 

 

 

2.

Low mains supply voltage

 

 

 

 

 

 

No output current

 

1.

E00 Appears briefly on "DIGITAL

 

(Green LED on)

 

 

DISPLAY"

If all recommended possible areas of

 

 

 

 

• Instantaneous error relating to

 

 

 

 

misadjustment have been checked

 

 

 

 

input voltage or output current. If

and the problem persists, Contact

 

 

 

 

the condition persists, the Error

your local Lincoln Authorized

 

 

 

 

code will change to E11, E12, or

Field Service Facility.

 

 

 

 

E14.

 

 

 

 

2. E10 Flashing on the "DIGITAL

 

 

 

 

 

DISPLAY", and the yellow control

 

 

 

 

 

panel LED on.

 

 

 

 

 

• Equipment Overheat. Allow

 

 

 

 

 

machine to cool. The power

 

 

 

 

 

should remain on so the fan can

 

 

 

 

 

maintain airflow and cool the

 

 

 

 

 

machine

 

 

 

 

3.

E11 Flashing on "DIGITAL DIS-

 

 

 

 

 

PLAY"

 

 

 

 

 

• Input supply voltage too high.

 

 

 

 

4.

E12 Flashing on "DIGITAL DIS-

 

 

 

 

 

PLAY"

 

 

 

 

 

• Input supply voltage too low.

 

 

 

 

5.

E14 Flashing on "DIGITAL DIS-

 

 

 

 

 

PLAY"

 

 

 

 

 

• Welding circuit Inductance too

 

 

 

 

 

high.

 

 

 

 

6. E20, E24, or E25 Flashing on

 

 

 

 

 

"DIGITAL DISPLAY"

 

 

 

 

 

• Internal memory errors. (Contact

 

 

 

 

 

your local Lincoln Electric

 

 

 

 

 

Authorized 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

V205-T DC & V205-T AC/DC TIG

Page 33
Image 33
Lincoln Electric 205-TAC/DCTIG manual Failures, Display