Lincoln Electric SVM153-A service manual Troubleshooting & Repair

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F-44	F-44
	TROUBLESHOOTING & REPAIR

OUTPUT RECTIFIER BRIDGE TEST(CONTINUED)

FIGURE F.19 – OUTPUT PANEL REMOVAL

OUTPUT LEADS (BEHIND PANEL)

OUTPUT PANEL

GREEN

GROUND

LEAD

SCREWS

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7.Using the 3/8" wrench, remove the three screws holding the lower front panel (output panel) to the case front assembly. Then remove the front two screws holding the top of the panel. These are accessed in the control box, on the bottom at each side of the box. Using the 7/16" wrench, discon- nect the green ground lead. See Figure F.19. Carefully move the lower front panel to the right side.

8.Disconnect Bypass PC board leads #206B and #208 from their in-line connectors.

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COMMANDER 500