Lincoln Electric 355M, 405M service manual Table of Contents Diagram Section

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G-1 TABLE OF CONTENTS - DIAGRAM SECTION G-1

Electrical Diagrams . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .G-1

Wiring Diagram (G4131) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .G-2 Entire Machine Schematic (G4132) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .G-3 Control PC Board Schematic #1 (G3789-1D0/1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .G-4 Control PC Board Schematic #2 (G3789-1D0/2) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .G-5 Control PC Board Schematic #3 (G3789-1D0/3) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .G-6 Control PC Board Schematic #4 (G3789-1D0/4) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .G-7Control PC Board Assembly (S25385-[ ]for 355, S25425-[ ] for 405) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .* Digital Power Supply PC Board Schematic (G3631) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .G-8Digital Power Supply PC Board Assembly (G3632-[ ]) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .* Switch PC Board Schematic (L11487) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .G-9

Switch PC Board Assembly (G3830-[ ])	.G-10
Snubber PC Board Schematic (S24761)	.G-11
Snubber PC Board Assembly (M19532-[ ])	.G-12
40 VDC Buss PC Board Schematic (M19330)	.G-13

40 VDC Buss PC Board Assembly (L11832-[ ]) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .*

*NOTE: Many PC Board Assemblies are now totally encapsulated and are therefore considered to be unserviceable. The Assembly drawings are provided for reference only.

POWER WAVE 355M/405M