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Questions and Answers
At which pressure should the control module display a flashing red LED?
At which pressure should the control module display a flashing red LED?
- 1575 PSI (correct)
- 200 PSI
- 1000 PSI
- 1500 PSI
What should be done immediately after closing the cylinder valve?
What should be done immediately after closing the cylinder valve?
- Push the regulator release buttons
- Open the bypass valve to vent the pressure (correct)
- Remove the facepiece from the face
- Press the reset button
At what pressure should the alarms stop?
At what pressure should the alarms stop?
- 1575 PSI
- 1500 PSI
- 200 PSI (correct)
- 300 PSI
Which action confirms that the primary low-pressure warning device is active?
Which action confirms that the primary low-pressure warning device is active?
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Which step comes after turning the control module off?
Which step comes after turning the control module off?
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How should the facepiece be removed?
How should the facepiece be removed?
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Study Notes
Turning Off the SCBA
- Press and hold the on/off button on the speaker module until the unit turns on, indicated by an audible tone.
- Release the regulator by pressing the regulator release buttons.
- Ensure air flow stops before proceeding.
Venting Pressure
- Close the cylinder valve fully.
- Open the bypass valve slowly to vent pressure until the control module pressure reading drops below approximately 1575 PSI.
- A flashing red LED will display in the HUD at the appropriate pressure.
Low Pressure Warning
- The primary low pressure warning device will alarm.
- All buddy lights will flash red.
- The pneumatic light will illuminate.
- The alarms will continue until the air pressure is 200 psi or less.
Shutting Down the System
- When the system pressure falls below 200 psi, turn the control module off by pressing the reset button (green) two times within approximately one second.
- Open the bypass valve slowly to release any remaining pressure in the system.
- Close the bypass valve.
- Stow the SCBA.
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Description
A step-by-step guide on how to properly shut down a Self-Contained Breathing Apparatus (SCBA) device. This process ensures safe usage and maintenance of the equipment.
