ESAB KHM 190 HS, Instruction Manual

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For direct current electrode positive, connect work cable to
negative (-) terminal and electrode holder to positive (+)
terminal. For direct current electrode negative, reverse ca-
ble connections. Turn them clockwise to lock them in posi-
tion. Loose plugs will result in poor welding and damage to
both plug and socket.
+
Make sure that the ground clamp makes a good connec-
tion and is near the welding posítion.
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Once the welding current range has
been chosen by attaching the elec-
trode holder lead to the corresponding
socket, the welding current is adjusted
by turning the knob on the front panel.
The knob regulates the rpm of the en-
gine.
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To reduce the risk of electromagnetic interference, ke-
ep the welding cable length short and keep them on or
near the ground. Ensure that the machine is
grounded. If possible, welding operations should not
be done near sensitive electronic devices.
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7:,67
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When the machine is running the auxiliary power sock-
ets and the welding sockets are live.
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Be sure that the machine is grounded before using it.
Without a ground the GFI (ground fault interrupter) will
not function.
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