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sectioN 3
3.6 seconDary (ouTpuT) connecTIons
(refer To fIG. 3-1)
Torch comes factory installed. These instructions are
for torch replacement.
Before making any connections to the power source
output terminals, make sure that all primary input
power to the power source is deenergized (off) at
the main disconnect switch and that the input power
cable is unplugged. for operator safety, the torch
connections are loaded.
Table 3-1. recommended sizes for Input conductors and line fuses
rated Input
Volts
230
*
Sized per National Code for 80°C rated copper conductors @ 30°C ambient. Not more than three conductors in
raceway or cable. Local codes should be followed if they specify sizes other than those listed above.
amp
phases
27
1
1.
The torch connections are located at the flowswitch
on upper left side of machine.
2.
Thread the power cable and switch lead of the PT-
31XL through the right side (above pressure gauge)
bushing of the front panel. Connect power cable to
the torch fitting (left-hand threads) and connect torch
switch leads to pins 1 and 2 of M
per right hand corner of machine (viewing from rear
of machine) of the control P.C. Board. Make sure the
power cable connection is wrench-tight.
3.
Replace the machine cover panel.
4.
Connect your air supply to the inlet connection of
the filter-regulator.
5.
Clamp the work cable to the workpiece. Be sure the
workpiece is connected to an approved earth ground
with a properly sized ground cable.
Input & GnD
conductor
cu/aWG*
No. 10
22
iNstallatioN
located in the up-
2
fuse size
amps
40
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