Airframe Fire Protection Flashcards
What are the 4 different fire types?
Class A - Solid combustible materials
such as wood, paper or cloth
Class B - Combustible liquids such as
gasoline, oil, turbine fuel, paint, thinners etc.
Class C - Involves energized electrical equipment
Class D - Involves burning metal, such
as magnesium
Detectors are wired in _________
to each other and in ______ with
the _______ _____
Parallel
Series
Indicator Light
The Thermocouple type fire detection system operates on the principal of ____ __ _________ _____
Rate of temperature rise
The thermocouple type generates a …
Small current when heated
The thermocouple type can’t give warning when the engine _________ slowly. It must see a big difference in _________
Overheats
Temperature
Smoke,Flame and Carbon Monoxide detection systems are classified by their method of detection which are…
Light Refraction
Ionization
Solid - State
Light refraction smoke detectors utilize _______ _____
Photoelectric cell
The Ionization type uses a _____ ______ material to create a small circuit.
When _____ particles enter the detector it creates ________in the circuit.
Radio active
Smoke
Resistance
Cargo Aircraft (Cargo Deck) are classified as …
Class E
Conventional aircraft (older A/C) use a _____ with ___
Pull the handle, the CO2 will _______ the tubing
Cylinder
CO2
Perforate
Halogenated Hydrocarbons are the most ______
Each bottle has _____ _____ under pressure (Halon or Freon)
Most common
Hydrocarbons
What is a Squib?
ITS A DEVICE FOR CAUSING THE FIRE
EXTINGUISHING AGENT TO BE RELEASED
Use extreme caution when handling Squibs by…
ENSURING POWER IS OFF AND YOU ARE
GROUNDED PRIOR TO DISCONNECTING AND
REMOVING SQUIBS
(MAY NEED TO USE GROUNDING STRAP
DURING OPERATION)
What color are discharge disks?
YELLOW –NORMAL DISCHARGE
(INTENTIONAL)
• RED -THERMAL DISCHARGE
(UNINTENTIONAL)
Types of fire-extinguishing agents for
aircraft interior fires are?
• Water
• HALOGENATED HYDROCARBON
(HALON) 1211 or Newer
• NOTE: Remove Carbon Dioxide and
Dry Chemical No longer listed or safe
for interior of aircraft
Portable fire extinguishers can be checked to determine charge by…
WEIGHING THE
CONTAINER AND ITS
CONTENTS
IF EXINGUISHER PRESSURE IS NOT
BETWEEN THE_____ AND
_____LIMITS, REPLACE THE EXTINGUISHER
Minimum
Maximum
Fire suppression components
should be which color?
Brown
Carbon Monoxide detectors can be found in the ____ ___
The yellow silica will turn _____
Portable unit can be returned to service by installing a new _______
CABIN OR COCKPIT
•GREEN
• INDICATING Element
The Lindberg has a stainless steel tube filled with ….
Hydrogen & Helium and detects heat
Smoke Particles reflect light to the _____ ____
Photo Cell
