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6.6.4.1.
LACO Technologies
Volume Evac Operation
The main test screen shown below indicates key test data to help the operator to
monitor the volume evac process. The left side of the screen is for a standard
bombing process (refer to section 6.6.3 for operation process). The right side is for
the volume evac process. The leak detector will enter test mode once the Atlas
startup is completed. Once the inlet pressure reaches a the setpoint, the screen
will show the "Ready to Test" message. As shown in the screen below.
Running Volume Evac cycles
1. Load test part into test chamber and ensure chamber is closed completely.
2. Select the desire recipe number and press the "Begin Helium Leak Test"
button.
3. The gross leak test is run first. The status bar on screen will change to indicate
that test is active, and the remain test time and leak rate are also shown.
ATLAS Operations and Maintenance Manual
6 OPERATION
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