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06 connecting torch supply leads – Tweco 6000 Cutting System User Manual

Page 17

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Manual 0-2572

13

INSTALLATION PROCEDURES

NOTE

The shielding braid must not make contact with
the four mounting studs.

Torch Leads

Shield Braid

Torch Leads

Shield Assembly

(Brass Hub)

A-01777

Mounting

Stud

Figure 3-6 Shield Braid Installation

8. Place the hose clamp over the shield and hub.

Tighten the hose clamp to secure the shielding
braid to the hub.

NOTE

Make sure that the shielding braid is pulled back
as far as possible from the bulkhead connections.
Leave any extra shielding braid between the hose
clamp and the end panel area.

Hose Clamp

Shield Braid

Under Clamp

Torch Leads

A-01778

Figure 3-7 Hose Clamp Installation

3.06 Connecting Torch Supply Leads

WARNING

Disconnect primary power at the source before dis-
assembling the torch or torch leads.

Connect one end of the Torch Supply Leads to the inter-
nal bulkhead inside the Arc Starter Box per the follow-
ing:

1. Remove the cover from the Arc Starter Box if in-

stalled.

2. Feed the four hose assemblies on the Torch Sup-

ply Leads through the boot on the lead end of the
Arc Starter Box. The lead end of the Arc Starter
Box has a boot and control connector installed.

3. Connect the control cable connector to the mating

connector on the end of the Arc Starter Box.

4. Connect the four hose assemblies to the internal

bulkhead per the following figure.

A-01444

Plasma Gas

Coolant Supply

Secondary Gas

(Left-Hand Thread)

Coolant Return

(Left-Hand Thread)

Control

Cable

Units Before Revision Letter 'C'

A-01973

Plasma Gas

Coolant Supply

Secondary Gas

(Left-Hand Thread)

Coolant Return

(Left-Hand Thread)

Control

Cable

Units With Revision Letter 'C' or Later

Figure 3-8 Torch Supply Leads Connections