Tweco 7-3425 - Manuel (Page 2)

Date: September/Septembre 6, 2002 2 Manual/Manuel 0-2766
6. The Pilot Adapter Fitting is only used on Pilot Arc Sys-
tems. Do one of the following:
• On Pilot Arc Systems install the the Pilot Adapter
Fitting onto the Power Supply Pilot Connection.
• For HF Torch Start Systems the Pilot Adapter Fit-
ting is not used.
7. Pilot wire connection is made only on Pilot Arc Sys-
tems. Do one of the following:
• On Pilot Arc Systems connect the pilot wire (+) from
the replacement torch to the Power Supply Pilot
Adapter Fitting. Secure the wire with the bolt and
washers provided.
• For HF Torch Start Systems the wire is not con-
nected. Apply electrical tape over the end of pilot
wire.
8. Connect the Negative / Plasma Lead from the replace-
ment torch to the Power Supply. Slide the protective
boot over the lead connection.
9. Connect the Control Connector Plug, with two connec-
tors, to the two mating connectors on the replacement
torch leads, see NOTE.
10. Connect the Control Connector Plug to the Power Sup-
ply.
11. Reinstall any covers removed, see WARNING.
12. Install the proper torch consumables for the Power Sup-
ply amperage.
13. Reconnect input power and turn ON the unit.
14. Set proper gas pressure or flow.
15. Test torch for proper operation.
WARNING
Make sure that the Control Connector Plug wires
DO NOT contact the Adapter Fitting after all leads
are connected.
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.
NOTE
For Mechanized Systems refer to the Torch Control
Cable Wiring Diagrams in the Manual supplied with
the RPT Torch.