Gas Connections; Tig Hf Impulse/ Lift-Arct Connections - Miller Dynasty 300 SD Owner's Manual

4-8.

Gas Connections

Tools Needed:
5/8, 1-1/8 in
4-9.

TIG HF Impulse/ Lift-Arct Connections

1
2
3
4
1
4
3
2
5
1 Gas Fitting
Fittings have 5/8-18 right-hand
threads.
2 Cylinder Valve
Open valve slightly to blow dirt from
valve. Close valve.
3 Regulator/Flowmeter
4 Flow Adjust
Typical flow rate is 15 cfh (cubic feet
per hour).
Connect gas hose between regula-
tor/flowmeter and gas fitting on rear
of unit.
ST-801 866
Y Turn off power before mak-
ing connections.
1 Electrode Weld Output
Terminal
Connect TIG torch to electrode
weld output terminal.
2 Gas Out Connection
Connect torch gas hose to gas out
fitting.
3 Work Weld Output Terminal
Connect work lead to work weld
output terminal.
4 Remote 14 Receptacle
If desired, connect remote control
to Remote 14 receptacle.
5 Gas In Connection
Connect gas hose from gas supply
to gas in fitting.
Tools Needed:
11/16 in, (21 mm)
Ref. ST-802 680
OM-358 Page 15