Lincoln Electric SVM135-B Manual De Usuario
F-6
TROUBLESHOOTING AND REPAIR
F-6
POWER WAVE 455/POWER FEED 10
POWER WAVE
Observe all Safety Guidelines detailed throughout this manual.
If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact the Lincoln Electric
Service Department for technical troubleshooting assistance before you proceed. Call 216-383-2531 or 1-800-833-9353.
Service Department for technical troubleshooting assistance before you proceed. Call 216-383-2531 or 1-800-833-9353.
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CAUTION
PROBLEMS
(SYMPTOMS)
(SYMPTOMS)
POSSIBLE AREAS OF
MISADJUSTMENT(S)
MISADJUSTMENT(S)
RECOMMENDED
COURSE OF ACTION
COURSE OF ACTION
The Power Wave has no output --
the fan is running -- a “clicking”
sound may be heard coming from
the machine. The main contactor
CR1 is not “pulling in”. If the
STATUS LED is not steady green,
see
the fan is running -- a “clicking”
sound may be heard coming from
the machine. The main contactor
CR1 is not “pulling in”. If the
STATUS LED is not steady green,
see
The fan runs slow or intermittently
-- low or no weld output.
-- low or no weld output.
1. Turn the input power OFF
immediately.
2. Make certain the reconnect
panel is configured correctly for
the applied input voltage.
the applied input voltage.
3. If the machine is connected for
380 VAC or higher and has not
been used for a long period of
time, the capacitors may require
“conditioning”. Let the Power
Wave 455 run at an idle state
for 30 minutes.
been used for a long period of
time, the capacitors may require
“conditioning”. Let the Power
Wave 455 run at an idle state
for 30 minutes.
1. Make certain the reconnect
panel is configured correctly.
1. Perform the
2. Perform the
3. Perform the
4. Perform the
5. The power board rectifier may
be faulty. Check or replace.
Also check associated wiring.
See wiring diagram.
Also check associated wiring.
See wiring diagram.
7. The input voltage board may be
faulty.
8. The control board may be faulty.
1. Perform the
2. The power board rectifier may
be faulty. Check or replace.
OUTPUT PROBLEMS (Continued)