Table 20 - Recommended dimensions for gas fittings
Fitting type Dimensions
N
2
/ Ar 5/8 inch – 18, RH internal (inert gas) "B"
Air 9/16 inch – 18, JIC #6
F5 / H
2
9/16 inch – 18, LH (fuel gas) "B"
O
2
9/16 inch – 18, RH (oxygen)
1. Tighten all gas hose fittings to the correct torque specifications.
Refer to Supply gas installation on page 127.
1 Argon (Ar)
2 Oxygen (O
2
)
3 Nitrogen (N
2
)
4 Air
* Regulators
For the best results, make sure that the cutting system is prepared to operate and the gases are flowing
when you select the gas regulator settings. This is almost equivalent to doing a test for gas preflow and
cutflow.
Installation
3
133811530Instruction ManualXPR460
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