Tweco 7-3485 - Manuel (Page 2)

August 11, 2003 / 11 Août, 2003 2 Manual / Manuel 0-2994
6. Refer to the illustration. Pass the end of the ATC
Adapter Leads or torch leads assembly through
the torch access opening in the front panel of the
power supply.
7. Slide the strain relief securing nut onto the ATC
Adapter Leads or torch leads assembly. Thread
the nut onto the strain relief securely. Do not
tighten the strain relief onto the torch or Adapter
leads.
8. Slide one of the insulating sleeves included in this
kit onto the ATC Adapter leads or torch leads
Negative / Plasma (Gas) lead (only), inside the
power supply.
9. Inside the power supply, connect the negative /
plasma lead fitting on the ATC Adapter or torch
leads assembly to the RPT Adapter. Hold the
Adapter assembly stationary with a tool grasp-
ing the narrow hex nut. Use another tool to turn
the ATC Adapter or torch leads negative / plasma
lead onto the adapter assembly. Do not over-
tighten. Do not use sealant.
10. Thread the Adapter Fitting onto the RPT Adapter
securely by hand. Do not overtighten. Do not
use sealant.
11. Attach the hose union included in this kit to the
Adapter fitting. Simply press the union onto the
Adapter Fitting until it seats securely.
12. Press the end of the Gas Hose into the hose union.
Press the hose into the union until it seats securely.
13. Connect the gas hose to the power supply com-
pressor outlet, using the fitting on the gas line.
Tighten securely. Do not overtighten. Do not use
sealant.
14. This adapter includes a wire harness assembly
with a four - pin connector. Join the connectors
on this harness to the mating wire connectors on
the ATC Adapter Assembly or torch leads assem-
bly. Connect the four - pin connector to the power
supply circuit board inside the power supply.
15. The adapter includes a harness consisting of two
sleeved wires terminated with a 'Faston' termi-
nal. Ensure that the insulating sleeve is in place
on the wires. Connect the 'Faston' terminal to the
power supply circuit board connector marked
'ELECT WHITE'.
16. Connect the ATC Adapter or torch leads pilot lead
to the power supply printed circuit board termi-
nal marked 'Pilot Red'.
Negative/Plasma
Lead Ring Terminal
(Cut from Pilot Lead)
RPT Adapter Kit
ATC Adapter Kit
A-03696
Strain Relief
Securing Nut
Strain Relief
Assembly
To 4-Pin Connector
on Circuit Board
Strain Relief
Dome Nut
Torch Leads
Assembly
Butt Splice
on Pilot Lead
RPT
Adapter
Faston Connector
on Pilot Lead -
To 'Pilot Red' Terminal
on Circuit Board
To 'Elect White' Terminal
on Circuit Board
To Power Supply
Compressor
Hose Union
Hose
Adapter Fitting
Power Supply
Front Panel