Lincoln Electric IM306 IDEALARC DC-600 - Manual (Page 41)

E-7 TROUBLESHOOTING E-7
IDEALARC DC-600
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.
CAUTION
If all recommended possible areas
of misadjustment have been
checked and the problem persists,
Contact your local Lincoln
Authorized Field Service Facility.
Observe Safety Guidelines
detailed in the beginning of this manual. TROUBLESHOOTING GUIDE
PROBLEMS
(SYMPTOMS)
Machine has minimum output and
no control.
The machine does not have maxi-
mum weld output.
POSSIBLE AREAS OF
MISADJUSTMENT(S)
1. If a remote control unit is NOT
connected to the terminal strip
#75, #76, and #77 terminals,
the OUTPUT CONTROL
SWITCH must be in the
"Panel" position.
2. If a remote control cable is con-
nected to terminals #75, #76
and #77 the leads may be
"shorted" to the positive weld
output.
3. Make certain the Three Phase
input voltage is correct and
matches the machine rating
and the reconnect panel.
1. Check all Three-Phase input
lines at the DC600. Make
sure input voltages match
machine rating and recon-
nect panel.
2. Put OUTPUT CONTROL
SWITCH (SW3) in "Panel"
position.
If problem is
solved then check remote
control unit or wire feeder.
RECOMMENDED
COURSE OF ACTION
OUTPUT PROBLEMS