Selecting 230 Volts Ac Single/Three Phase Input Voltage - Miller Electric CST 250 Owner's Manual

3-10. Selecting 230 Volts AC Single/Three Phase Input Voltage

1
Tools Needed:
5/16 in
OM-2237 Page 16
3 Top Cover Securing
Screws — Left And
Right Side Panel
2 Top Cover Securing
Screws — Front And
2
3
4
Rear Panel
.
Be sure to tighten all four screws
securing relinking board in place.
Y Turn Off welding power
source, and disconnect
input power before
proceeding.
Check input voltage available at
site.
1 Voltage Selection View
Window
The input voltage that the power
source is linked for appears in the
Voltage Selection View Window.
Check voltage selected in unit.
Changing selection is only
necessary if selected value does
not match available input voltage.
To change relinking board position,
remove top cover and left side
panel.
To remove top cover, remove 3
screws from both sides, also
remove 2 screws from front and
rear panels. Do Not Remove
Handle. Slightly separate front and
rear panels away from top cover.
Lift up one end of top cover, then lift
up other end, and remove top cover.
Remove 4 screws from left side
panel, and panel can easily be
removed from unit.
2 Relinking Board
3 Terminal Screws
Loosen terminal screws.
4 Relinking Board (Connection
For 230 VAC Single/Three
Phase Input Power)
Slide relinking board off connected
terminals, move relinking board to
correct input voltage terminals, and
secure relinking board.
803 079 / 803 077