Manual 0-2568 23 INSTALLATION PROCEDURES
2. Feed the four hose assemblies on the Torch Supply
Leads components through the boot on the front panel
of the Master Power Supply.
3. Connect the four hose assemblies onto the mating con-
nections at the internal bulkhead of the Master Power
Supply per the following figure.
Secondary
Gas Lead
Torch Supply Leads
Supply Leads Boot
Coolant Return
Lead
Coolant Supply
Lead
Plasma
Gas Lead
A-01447
Control Cable
Master Power Supply
Bulkhead
Figure 3-18 Leads Extension Hose Connections To
Master Power Supply
4. Connect the end of the Pilot Lead, two wires, to the
Master Power Supply per the following procedure:
a. Remove the right side panel from the Master Power
Supply.
b. Feed the Pilot Lead, two wires, through the small
strain relief at the front panel of the Master Power
Supply.
c. Remove the nut and star washer on the ground
terminal of the pilot connection inside the power
supply.
Small Strain
Relief
Black Wire
of Pilot Lead
Ground Terminal
Nut
Star Washer
Pilot Terminal
Red Wire
of Pilot Lead
A-01495
Figure 3-19 Pilot Lead Connection at Power Supply
d. Secure the shield lead (black) to the ground con-
nection with the nut and star washer removed
above.
e. Remove the nut and star washer from the other
pilot connection inside the power supply.
f. Secure the pilot lead (red) to the pilot connection
with the nut and star washer removed above.
5. Connect the Power Lead to the Master Power Supply
per the following procedure:
a. Feed the Power Lead through the large strain relief
at the front panel of the Master Power Supply.
b. Remove the lock nut from the power connection
terminal inside the power supply.
Large
Strain Relief
Power Lead
Nut
Power Lead
Terminal Bolt
A-01496
Figure 3-20 Power Lead Connection at Master
Power Supply
c. Remove the power lead terminal bolt.
d. Place the Power Lead ring lug over the exist-
ing lug.
e. Secure the power lead to the connection with
the bolt and lock nut removed above.
6. Refer to the Arc Starter Box Manual and connect
the other end of the Torch Supply Leads compo-
nents to the Arc Starter Box.
7. Refer to the Arc Starter Box Manual and connect
the liquid cooled Maximizer 300 torch to the Arc
Starter Box.
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