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playground:alpha [2012/11/27 08:37] jacobs |
playground:alpha [2012/11/27 08:57] (current) jacobs |
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4. Turn off the deflection supplies and run lenses down to zero. | 4. Turn off the deflection supplies and run lenses down to zero. | ||
- | 5. Turn down the source gas until the pressure on the source tc gauge is ~10 microns. โ The pressure response is delayed, be patient. Do not over-drive the source gas control as it could damage the leak valve. | + | 5. If the source will be used again within 24 hours leave the gas set at 300 microns. โ Otherwise, turn down the source gas until the pressure on the source tc gauge is ~10 microns. โ The pressure response is delayed, be patient. Do not over-drive the source gas control as it could damage the leak valve. |
** Duoplasmatron Shut Down Completely ** | ** Duoplasmatron Shut Down Completely ** |