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F-15

F-15

TROUBLESHOOTING & REPAIR

T1 AUXILIARY TRANSFORMER TEST (continued)

FIGURE F.2 – PRIMARY LEAD PLUG J21 LOCATION

PLUG J21

LOCATION BEHIND

RECONNECT PANEL

RECONNECT

PANEL

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5.Locate the primary lead molex plug (J21) just behind the reconnect panel assembly on the right side of the machine. Check for bro- ken or loose wires. See Figure F.2.

6.Disconnect plugs J30 and J31 from the wiring harness.

WARNING

ELECTRIC SHOCK can kill.

With input power ON, there are high voltages inside the machine. Do not reach into the machine or touch any internal part.

7.Apply the correct input power to the machine and test for the correct secondary voltages at plugs J30 and J31. (Make sure the recon- nect panel is configured properly for the input voltage being applied.) See Table F.1.

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INVERTEC STT

Page 53
Image 53
Lincoln Electric SVM129-B service manual Plug J21 Location Behind Reconnect Panel