Chapter 2 Flashcards
(83 cards)
The U.S. department of transportation regulations require that a hydrostatic test is performed on composite cylinders every _____ years by a certified testing facility.
5 years
The life span of a composite cylinder is ____ from date of manufacture.
15 years
The weight of a carbon fiber- wrapped cylinder is _____.
14 lbs.
A 45 minute rated composite cylinder contains _____ cubic feet of air pressurized to 5500 psi.
66 cubic feet
Scott AP 75 5.5 air-pak assembly weight?
30 lbs.
The 45 minute rating time calculation is based on a baseline breathing rate of ______ established by NIOSH.
40 LPM (liters per minute)
The rubber/plastic bumper at the base of the cylinder valve assembly contains what?
A radio frequency identification (RFID) chip
What does the RFID chip at the base of the cylinder log?
Information pertaining to the cylinder such as, fill date, fill time, fill location, member ID who filled, manufacture date and last hydrostatic date.
P.a.s.s (PASS) stands for what?
Personal
Alert
Safety
System
Dual EBSS (buddy breathing) hose is how long?
3 feet or 36’’ of hose
The Scott face piece is what model?
3M Scott vision C5 facepiece
The pressure reducer assembly is located where on the back frame?
Left side of the back frame
What does the pressure reducer assembly contain?
- Redundant dual path reducing systems
- Primary and secondary reducing circuits
- automatic transfer valve
- over pressure valve
The primary reducing circuit reduces the air pressure to ____________.
100 PSI
The secondary pressure reducing circuit reduces the pressure of the air flowing from the cylinder to the mask mounted breathing regulator from cylinder pressure to _____
150 PSI
The spray bar is comprised of ____ holes in the upper part of the regulator assembly.
9 holes
What is the purpose of the spray bar?
Keeps the face piece clear of condensation.
The breathing regulator produces a pressure of approximately ______ above atmospheric pressure inside the face piece.
.036- .054 psi
The SCBA safety relief device on the cylinder
Frangible copper disc
Photo luminescent identifier is attached to the _______ shoulder strap
Right
Photo luminescent identifier unit ID in color for the
Officer
Photo luminescent identifier colored background for
Firefighters
Storage pouch for the EBSS is on the
Left side
To connect the low pressure hose with the quick disconnect, the user must align the ________
Heads up display electrical connection