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Tweco 7-3482 User Manual

Page 2

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February 20, 2004

2

Manual 0-4616

3. Remove the retaining nut from the Through - Hole

Protector included in this kit.

Through-Hole Protector

Nut

Through-Hole Protector

Torch Leads

Assembly

Art # A-03879

Negative /
Plasma Lead

Pilot Lead

Remove Tie Wrap,
Remove Insulator,
Disconnect Wires

Through - Hole Protector Nut Removal

4. The Leads includes two wires joined with mating

connectors and covered with an insulating sleeve.
Remove and set aside the insulating sleeve. Dis-
connect the two leads wires.

5. Fit the torch lead ends and the Through - Hole

Protector into the hole in the unit.

6. Secure the Through - Hole Protector with the re-

taining nut removed earlier.

7. Connect the Negative / Plasma Lead to the bulk-

head connection inside the Power Supply.

Pilot Lead

Torch Lead

Assembly

Negative/Plasma

Lead

Adapter

Connector

Pilot Lead Stud

Negative/Plasma
Lead Connection

Art # A-03876

Adapter

Control Circuit

Connectors

Insulating

Sleeve

Tie

Wrap

Power Supply

Bulkhead

Bulkhead Connections

8. Install the sleeve removed from the torch leads as-

sembly previously on the two longer adapter wires
(connected to the two smaller mating connectors).

9. Connect the four control circuit connectors on the

Torch Leads to the four mating connectors on the
Power Supply Adapter.

10. Slide the insulating sleeve on the two longer

adapter wires down over the two smaller mating
connectors. Secure the sleeve in place with a tie
wrap.

11. Secure the Adapter to the Adapter Connector on

the Power Supply Bulkhead.

12. Remove the top nut and washer from the Pilot Stud.

13. Place the Pilot Lead terminal onto the stud and

secure with the nut and washer removed in the
previous Step.

14. Tighten the Through - Hole Protector onto the Torch

Leads Assembly.

15. Check the torch for proper parts assembly.

CAUTION

The torch parts must correspond with the type of
operation. Refer to Section 4.04, Torch Parts Se-
lection.

16. Reconnect the power supply ground wire to the

power supply cover if necessary. Reinstall the
power supply cover.

17. Connect primary input power and the gas sup-

ply to the power supply. Turn on power. Test the
system for proper operation per the torch manual.

NOTE

Every effort has been made to provide com-
plete and accurate information in this manual.
However, the publisher does not assume and
hereby disclaims any liability to any party for
any loss or damage caused by errors or omis-
sions in this Manual, whether such errors re-
sult from negligence, accident, or any other
cause.