Lincoln Electric INVERTEC POWER WAVE IM542-D Operator's Manual page 59

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TROUBLESHOOTING GUIDE
PROBLEMS
(SYMPTOMS)
Machine has no output – no fans –
no display. Main input fuses are
open, indicating excessive input
current draw.
Machine has no output – no dis-
play – fans run.
Machine has no output – no dis-
play – fans run – circuit breaker
(5-amp) repeatedly trips.
If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, con-
tact your local authorized Lincoln Electric Field Service Facility for technical assistance.
TROUBLESHOOTING
POSSIBLE AREAS OF
MISADJUSTMENT(S)
OUTPUT PROBLEMS
1. Check for proper input voltage
connections.
2. Make certain the reconnect
panel is configured properly for the
applied voltage.
3. Replace the input fuses with
proper size and ratings. If the
fuses fail again, contact your local
Lincoln Authorized Field Service
Facility.
1. Check circuit breaker (5-amp)
located on the front panel. Reset if
necessary.
1. Remove the feeder control cable
from the machine. If symptoms
disappear, feeder or control cable
is faulty.
CAUTION
POWER WAVE 450
Observe Safety Guidelines
detailed in the beginning of this manual.
RECOMMENDED
COURSE OF ACTION
If all recommended possible areas
of misadjustments have been
checked and the problem per-
sists, contact your local Lincoln
Authorized Field Service Facility.
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