Miller Welding Owner's Manual - Page 14

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Miller Welding Owner's Manual
Robot Control
DC Welding
Power
Source
PAW/Computer
Interface
Coolant
System
115VAC Input
Power Cord
3.
Route remaining end of another ground cable to
the plasma welding console. Connect ground
cable together with the lead from the shield sleev-
ing after completing internal connections (see
Section 3-8).
4.
Route remaining end of the last ground cable to
the welding power source. Connect ground cable
to welding power source case unless welding
power source is equipped with a plastic case,
then no connection is necessary.
3-6.
TORCH CABLE INTERNAL CONNECTIONS
TO
PLASMA
(Figure 3-12)
WARNING: ELECTRIC SHOCK can kill.
Do not touch live electrical parts.
Shut down robot and welding power source,
and disconnect input power employing lock-
out/tagging procedures before inspecting or
installing.
Lockout/tagging procedures consist of padlock-
ing line disconnect switch in open position, re-
moving fuses from fuse box, or shutting off and
red-tagging circuit breaker or other disconnect-
ing device.
MOVING PARTS can cause serious injury.
Keep away from moving parts.
HOT SURFACES can cause severe burns.
Allow cooling period before servicing.
OM-169 510 Page 10
Torch Cable
Support Bracket
High Frequency
Filter Box
Shock Sensor
Cable
Ground
Rod No.1
Braided
Ground
Cable
WC 100B
Plasma
Braided
Welding
Ground
Console
Cable
Figure 3-11. MRV
WELDING
CONSOLE
Cable
Servo
Hanger
Light
Box
Ground
Rod No.2
2
Robot PAW System
To make torch cable internal connections, proceed as
follows:
1.
Remove WC 100B wrapper.
2.
Route torch cable through strain relief on front
panel.
3.
Connect 2 cables and 2 hoses to torch mounting
panel. The color-coded cables and hoses match
the color-coded connectors as follows:
a. Red to red
b. Yellow to yellow
c. Black to black
d. Green to green
4.
Reinstall WC 100B wrapper.
3-7.
PAW INTERFACE PANEL – COMPUTER IN-
TERFACE
Figure 3-10, And Figure 3-11)
Connect plug PLG21 attached to cord extending from
the PAW Interface panel front panel to weld current relay
receptacle RC8 on the Computer Interface front panel.
Make connections as follows: align keyway, insert plug,
and rotate threaded collar fully clockwise.
Torch Cable
Welding
In Protective
Gun
Case
Body
Torch
ST-800 735-A
CONNECTION
(Figure
Shock
Sensor
Cable
3-1,