Safety Precautions; Quick-Connect "Pig-Tails; Attachment And Arrangement Of "Pig-Tails - Lincoln Electric MULTI-WELD SVM151-A Service Manual

A-3
Read this entire installation section before you
start installation.

SAFETY PRECAUTIONS

WARNING
ELECTRIC SHOCK can kill.
• Do not touch electrically live
parts or electrodes with your
skin or wet clothing.
• Insulate yourself from the
work and ground.
• Always wear dry insulating
gloves.
Only qualified personnel should install, use, or ser-
vice this equipment.

QUICK-CONNECT "PIG-TAILS"

The Multi-Weld 350 is factory provided with two 21
in.(53 cm) long 2/0 AWG (70 mm
Their 0.5" (13 mm) hole lug ends are routed through
the "INPUT +" (on back) and "ELECTRODE +" (on
front) cable channels of the Converter.
attached to the bottom-accessed covered cable con-
nection studs.
Attach the preferred standard, user-provided Quick-
connect terminal (such as Lincoln Twist-Mate or Tweco
2-MPC type) to the cut-off end of these cables. Use the
female connector on the "ELECTRODE +" cable and
the male connector on the "INPUT +" cable.
ATTACHMENT AND
ARRANGEMENT OF "PIG-TAILS"
To best suit the desired inter-connection of the
Converters, the "pig-tail" cables may be routed into the
front or back cable channels. For single or double "pig-
tail" cables, route through the bottom-accessed cov-
ered cable connection studs. (See Figures A.1
and B.1.)
INSTALLATION
2 ) "pig-tail" cables.
They are
To connect the "pig-tail" cables to the Converter:
1. Stand the Converter vertically on its rear handle
2. Route the appropriate "pig-tail" cable lug ends
NOTE: Input supply cable(s) must connect through
"INPUT +" labeled channels, and output weld cable(s)
must connect through "ELECTRODE +" labeled
channels.
3. Slip the "pig-tail" cable lug(s) over the stud and re-
MULTI-WELD 350
FIGURE A.1 – PIG-TAIL CONNECTIONS
TO
TO POWER
WORK
SOURCE
IN
+
INPUT
+
BOTTOM VIEW
IN
+
TO POWER
SOURCE
and skid to gain access to the bottom stud covers.
Then remove the two 0.25"(6.3 mm) screws secur-
ing each cover and fold out the cover insulation.
under the skid rail (for strain-relief) through the
desired front and/or rear corner channels to the
exposed 0.5" (13 mm) stud. Remove the flange
nut with a .75" (19 mm) wrench.
secure the flange nut. Make sure that the lug(s) do
not touch any sheetmetal of the stud housing. Fold
back the cover insulation and replace the stud
cover.
A-3
TO ELECT.
ELECT.
+
ELECTRODE
+
ELECT.
+
TO ELECT.