Troubleshooting & repair, Main transformer removal & replacement (continued) – Lincoln Electric IDEALARC SVM 122-A User Manual
Page 103
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TROUBLESHOOTING & REPAIR
F-59
F-59
LINCOLN
®
ELECTRIC
IDEALARC DC-400
MAIN TRANSFORMER REMOVAL & REPLACEMENT (continued)
10. Mount the primary thermostat to the lead
end coil nose. See Figure F.30. Place a
small amount of Lincoln Electric E1603
Epoxy between the coil nose and the coil
insulation and between the insulation and
the thermostat. Hold the thermostat in
place with E2381 (.375” wide) tape. If nec-
essary, after assembly protect the thermo-
stat terminals with E2547 terminal boots.
11. If necessary, trim off excess secondary lead
stickout and TIG weld the leads together.
See Figure F.31.
FIGURE F.30 – PRIMARY THERMOSTAT LOCATION
FIGURE F.31 – SECONDARY LEAD TRIM AND WELD DETAIL
TIG WELD
TOP VIEW
THERMOSTAT
FRONT VIEW
INSULATION
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