Lincoln Electric RED-D-ARC DX450 Service Manual page 150

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TABLE OF CONTENTS - DIAGRAM SECTION
G-1
Electrical Diagrams . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .G-1
Wiring Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .G-2
Schematic – Complete Machine - Sheet 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .G-3
Schematic – Complete Machine - Sheet 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .G-4
Schematic – Weld Control PC Board – Sheet 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .G-5
Schematic – Weld Control PC Board – Sheet 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .G-6
Schematic – Weld Control PC Board – Sheet 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .G-7
Schematic – Weld Control PC Board – Sheet 4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .G-8
Schematic – Weld Control PC Board – Sheet 5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .G-9
* NOTE:
Many PC Board Assemblies are now totally encapsulated, surface mounted and or multi-lay-
ered and are therefore considered to be unserviceable. Assembly drawings of these boards are
no longer provided.
DX450
G-1

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