Chapter 3 Flashcards
Cylinders shall be changed when the pressure gauge indicator falls below ________
5000 psi
Cuts and scratches involving the outer surfaces
Level 1
Cuts that have penetrated through outer layers of plastic and have cut the fiber over-wrap threads
Level 2
Cuts greater than level 2 or cuts that exposed bare metal
Level 3
Cylinders with damage greater than level 1 should be
Placed out of service
Hydrostatically tested every
5 years
Cylinders _____ and older must be removed from service
15 years
Does the Teflon sealing gasket need lubrication?
No
Check the batteries by depressing the yellow reset button______
Once
The harness and back frame, colored flow test date sticker should ensure harness has been tested within
The last year of the current date
When air drops below ________, your vibralert will function and the red light on your hud should be flashing____ a second
1800 psi
10 times a second
When the air pressure drops to approximately _______, the hud should indicate a yellow light.
2750 psi (1/2)
When the air pressure drops to approximately _______, the hud should indicate a single green light.
4000 psi (3/4)
Pre alert mode at ______
20 seconds
Enter Alarm mode at_______
12 seconds