AFD SCBA Flashcards
1
Q
SCBA
A
SCOTT Air PAK NXG7
2
Q
6 Parts of SCBA
A
- Cylinder/Valve Assembly
- Back Frame Harness Assembly
- Back Frame Mounted Pressure Reducer
- Positive Pressure Face-Piece Mounted Regulator
- Integrated PASS PAK Alert
- AV-3000 Facepiece
3
Q
Cylinder/Valve Assembly
A
- Carbon wrapped aluminum
- 4,500 PSI capacity
- 1,274 liters of air (45 cubic feet)
- Rated 30 min. duration
4
Q
Backframe/Harness Status Indicator Lights
A
- Blue: Cylinder properly engaged
- Red: Cylinder properly disengaged
- Green: Unit is operating in normal mode
- Flash Red: Unit is in pre-alarm/alarm mod
- Orange: Low oxygen (1/4 bottle pressure)
5
Q
Integrated PASS
A
- 3 quick chirps when activated
- Motionless for 20 seconds: pre-alarm + 12 seconds = full alarm.
6
Q
Backframe Mounted Pressure Reducer Reduces PSI to
A
150 PSI
7
Q
SCBA LPMs
A
- SCBA will deliver 40-120 lpm
- 40 lpm is NIOSH standard
- 100 lpm is NFPA standard, amount of air needed 10-12 min with large workload
8
Q
HUD
A
-First 20 seconds: all lights on
Rectangular lights:
- 2 green: full bottle
- 1 green: 3/4 bottle
- Yellow: 1/2 bottle
- Red: 1/4 bottle
Round red light: Low Battery
9
Q
Readiness Check
A
- 90% rated pressure
- Open cylinder valve 2/3 turns
- Listen for low air alarm
- Open valve fully
- Check pressures on regulator/cylinder read within 100 PSI of eachotehr
- Check harness straps fully extended
- Check all valves in correct position
