Troubleshooting & repair – Lincoln Electric COMMANDER 400 SVM133-B Manuel d'utilisation
Page 80
TROUBLESHOOTING & REPAIR
F-26
F-26
COMMANDER 400 WITH G2713-2 OR -3 CONTROL BOARD
ERROR CODES WHILE
RUNNING
DEFINITION / SYMPTOM
CORRECTIVE ACTION
ECH
ECL
CSS
The exciter voltage is too high
(greater than 550 VAC).
The exciter voltage is too low (less
than 140 VAC).
The processor is not receiving
zero cross signals properly or the
engine RPM is too high.
Check exciter voltage waveforms
as illustrated in the Oscilloscope
Waveforms Sections.
Perform the Stator Voltage
Exciter Winding Test.
Perform the Engine Throttle
Adjustment Test.
Perform the Exciter Capacitor
Bank Test.
Check leads #268, #269, & #270
from J50 to J4 at the control board
for loose or faulty connections.
Also check the T1, T2, & T3 lead
connections from the Exciter
Module to the stator and capacitor
bank leads.
COMMANDER 400