Fire Protection Flashcards
How many Fire Bottles are on the BCF? AOM II 8-10, 8-11
11 (2 per wing, 6 in the Cargo and 1 on APU)
After a fire test pass, which 2 systems are no longer monitored by aircraft (for loop fault) AOM II 8-12
Wheel Well
Leading Edge duct
(Will still detect bleed leak and wheel well fire)
With the Engine Fuel switch in run, can the fire switch be pulled? AOM II 8-1
The fire switch is locked with the Fuel Control switch in RUN, but will be unlocked by:
-Pressing the mechanical release switch
-A Fire Warning Signal (actual or test)
Pulling the #1 Engine Fire SWITCH does what? AOM II 8-1
Closes Bleed AIr Valve
Closes the Engine & Spar Fuel Valves
Closes the hydraulic SOV
Depressurizes the Hydraulic Pump
Trips the Generator Field
Arms the Squib
With a Main Cargo fire, arming the Main Deck fire switch does what? AOM II 8-4, 8-11
-Enables Main Deck Fire Suppression by turning off all airflow to the Main Deck and all airflow and heat into the lower cargo compartments
-Turns off 2 Packs (remaining 1 pack goes to Low Flow for upper deck)
-Configures Equipment Cooling to “Closed Loop”
Closes Master Trim Air Valve
With a Lower FWD Cargo Fire, pressing the Cargo Fire Discharge switch does what? How many minutes of protection is provided? AOM II 8-4, 8-11
Discharged 2 bottles immediately.
Remaining 2-4 bottles (tail dependent) begin to meter flow after 30 minutes or upon landing (whichever occurs first).
Gives 330 minutes of protection (180 minutes on the ERF)
Are the Engine Fire Loops an AND or OR Logic Systems? AOM II 8-8
“AND”
BUT, reverts to “OR” logic configuration for single loop operation due to a fault.
The APU Fire Detection Loops operate on “OR” logic.
What fire protection do we have in the wheel well? AOM II 8-10
NONE
How many overheat loops are installed for the APU? AOM II 8-9
NONE (just warning)
Where is the APU Ground Control Panel located? AOM 8-7
Right Body Gear Wheel Well
