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User Manual
250
i
Ω
MEGA
into the screw holes, ensuring the weld head will be
secured during welding.
INSTALL THE WELD HEAD BASE PLATE
• Remove the base plate cap.
• Now slide the base plate onto the base of the weld
head and tighten the wheel on the side of the base
plate to secure.
• Replace the base plate cap. See Figure 16.1.
INSTALL ELECTRODE IN THE NOSE CONE
• Remove the nose cone from the weld head, as
shown in Figure 16.2.
• Twist the electrode holder counterclockwise to
open the collet.
• Insert the electrode into the collet. See Figure 16.3.
• Tighten the electrode holder clockwise to secure
the electrode in place. The electrode should
protrude about ½ to 1 inch out of the holder. See
Figure 16.4.
• Replace the nose cone.
Note: You can choose to use a 1mm or 0.5mm electrode
with the Omega PAWH weld head.
POWER THE WELDER AND THE WELD HEAD
• Turn on the PA250i using the button on the front of
the welder, then turn on the PAWH weld head with
the switch found on the side.
Figure 16.1.
Figure 16.2.
Figure 16.3.
Figure 16.4.
