(2025 EXAM) MK25 Chap 2 Flashcards
1
Q
- What are the three major subsystems of the MK25?
A
Pneumatic, recirculation, housing
2
Q
What does the oxygen reducer reduce the O2 to?
A
Approximately 65psi, 55-75psi
3
Q
What is the relief valve set to?
A
100-190psi
4
Q
Demand Actuation point inches of water?
A
8.5 +/- 1.5 inches of water
5
Q
What are the pressure lines made of?
A
Chrome plated copper tubing
6
Q
When is the temp insulator sleeve required?
A
Water below 40 degrees
7
Q
What needs to be attached to breathing bag for extend air?
A
90degree elbow
8
Q
How many inches below the chin should the UBA be worn?
A
7 to 10 inches
9
Q
A
