Tweco 7-3482 User Manual

Manual 0-4616

82 Benning Street, West Lebanon, NH 03784 USA

[phone] • www.thermal-dynamics.com

General Information

This kit connects the Thermal Dynamics Model SL100
Hand Torch with O2B fittings to PlazMaster 80 Power
Supplies. Do not use this kit for any other application.
Read these instructions before starting the installation pro­cedure. Keep these instructions for future r eference.

CAUTION

Only a qualified technician should perform this proce­dure.

Parts Supplied

The kit includes:

• Adapter Plug

• Through - Hole Protector

• Instructions

Upper
screws

Lower
screws

Torch Adapter Kit

No. 7-3482

Installation Instructions

Upper screws

Lower
screws

Ground wire

Procedure

W ARNING

Disconnect primary input power at the source be­fore starting this procedure.

1. Remove the upper screws which secure the cover
to the main assembly.

NOTE

There is a ground wire connection to the inside of
the unit. There is no need to disconnect the ground
wire, unless there is a need for more r oom to work.

Art # A-03737

2. Loosen, but do not remove, the lower screws, then
carefully pull the Cover up and away from the
unit.

© 2003 by Thermal Dynamics Corp., Printed in USA

February 20, 2004 1 Manual 0-4616

3. Remove the retaining nut from the Through - Hole
Protector included in this kit.

8. Install the sleeve removed from the torch leads as­sembly previously on the two longer adapter wires
(connected to the two smaller mating connectors).

Remove Tie Wrap ,
Remove Insulator,
Disconnect Wires

Torch Leads

Assembly

Negative /
Plasma Lead

Through-Hole Protector

Through-Hole Protector

Nut

Pilot Lead

Art # A-03879

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. Dis­connect 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 re­taining nut removed earlier.

7. Connect the Negative / Plasma Lead to the bulk­head connection inside the Power Supply .

Negative/Plasma
Lead Connection

Control Circuit

Connectors

Insulating

Sleeve

Tie

Wrap

Adapter

Torch Lead

Assembly

Power Supply

Bulkhead

Adapter

Connector

Pilot Lead Stud

Pilot Lead

Negative/Plasma

Lead

Art # A-03876

9. Connect the four control circuit connectors on the
T or ch 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 Thr ough - Hole Protector onto the T orch
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 Se­lection.

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 sup­ply 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 com­plete 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 omis­sions in this Manual, whether such errors re­sult from negligence, accident, or any other
cause.

Bulkhead Connections

February 20, 2004 2 Manual 0-4616