| User’s Manual
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3. Start-up screen. Press F1 to continue.
4. After reading and agreeing to the messages, press F4 to
continue.
5. Press F1, F2, or F3 to select the desired operating mode.
Pressing the function keys a second time deselects the chosen
mode and allows for another selection to be made.
6. Press F4 to start the Sentinel. Press a second time to stop.
When stopped, the Sentinel will automatically run a purge cycle to
ensure the system is empty and that the integrity of the vacuum
pump is maintained.
4.4 Screen Option
Use the vertical arrow keys to select a screen option.
1. Run screen (default)
2. Gauge screen (see 4.3.2 for function keys use)
3. Set-up screen
4.5 Set-Up Screen
1. F1 performs a run empty function should any oil be left in the
system.
2. Pressing F2 allows for auto condensate drain to be selected.
Pressing and holding F2 drains the condensate tank.
3. F3 performs a vacuum purge function.
4. F4 allows the user to adjust the set points.
5. OK will reset the cycle counter and system timer.
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