Lincoln Electric IDEALARC DC-1000 Service Manual page 73

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3. Remove the red insulating paint from heat sink
test points. See Figure F.16.
4. Perform test procedure as follows. Refer to
Figure F.17. Repeat test for all six SCRs.
NOTE: Do not disassemble the heat sinks.
TROUBLESHOOTING AND REPAIR
ACTIVE SCR TEST (continued)
FIGURE F.16 – HEAT SINK ASSEMBLY TEST POINTS
IDEALARC ® DC-1000
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