Controls And Settings - R-Tech PLASMA 40HF Operation Instructions Manual

1. Air pressure gauge
This shows the air pressure as set by regulator at rear of machine.
This should be set to 50PSI when the test gas button is activated.
2. Amperage control knob
This adjusts the amperage (cutting power) from 20 to 40 amps
Note: LED display will show cutting amperage when you are cutting
3. L.E.D amperage display
When cutting this shows the actual cutting amperage
4. Test Gas / Cutting selector switch
When in the up position this is test gas mode, when setting air pressure switch to test gas
so you obtain actual air flow cutting pressure
When in the down position this is cutting mode, you can now start cutting
5.
Auto / Standard switch
When in the down position this is in standard cutting mode, this is the normal operating
position for plasma cutting with a hand held and machine type torch
When in the up position this is in auto mode, this is for special applications when using
automated machinery. Not normally used
10

Controls and Settings

Fig 3