Lincoln Electric INVERTEC SVM129-B Service Manual page 53

F-15
T1 AUXILIARY TRANSFORMER TEST (continued)
RECONNECT
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.
TROUBLESHOOTING & REPAIR
FIGURE F.2 – PRIMARY LEAD PLUG J21 LOCATION
PLUG J21
LOCATION BEHIND
RECONNECT PANEL
PANEL
• With input power ON,
there are high voltages
inside the machine. Do
not reach into the
machine or touch any
internal part.
INVERTEC STT
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.
F-15