Troubleshooting and repair – Lincoln Electric INVERTEC V350-PRO SVM152-A User Manual
Page 87
CURRENT CALIBRATION
PROCEDURE
1.
Connect the resistive load band (approxi-
mately .087 ohms) and test ammeter to the
welding output terminals.
2.
Press and hold in the Mode Select button.
3.
Turn on the V350-PRO.
4.
Rotate the Output Control knob until the
display reads “cur cAL”.
5.
Release the Mode Select button.
6.
The left display will change to “IcAL” to
indicate that current calibration is in
progress.
7.
The right display will scroll the following
message: Adj oCP SorEAL cur-300A.
8.
Adjust the Output Control knob until the
actual output current reading on the test
ammeter is 300amps +/-2A.
9.
Wait for the machines output to be
automatically turned off and then back on.
10. Adjust the Output Control knob again if
necessary to make the actual output cur-
rent reading on the test ammeter 300
amps +/-2A.
11. Wait for the machines output to be a u t o -
matically turned off and then back on.
12. Repeat the above two steps if necessary.
13. Press and release the Mode Select button
to save the calibration.
14. The left display will scroll the message IcAL
SAVEd.
15. The machine will reset to normal operation.
NOTE: If the Mode Select button is not
pressed within 30 seconds after adjusting
the Output Control knob the machine will
leave the calibration mode and use the pre-
vious calibration settings.
TROUBLESHOOTING AND REPAIR
VOLTAGE AND CURRENT CALIBRATION PROCEDURE (continued)
F-49
F-49
V350-PRO