Brainscape's Knowledge GenomeTM


Top Flashcards (Certified)
All Flashcards

Crj 900 > Fire Prot > Flashcards

Fire Prot Flashcards

0
Q

Fidex system avail for?

A

Engine nacelles
Apu
Cargo comp

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
1
Q

How many engine fire det loops?

A

2 loops

Both loops must detect fire or ovht

Short in one loop? Sngle loop detect
L/R FIRE FAIL caution

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

L/R FIRE FAIL caution?

A

Short or open circuit in one loop detected.

Switches to sngle loop detect

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Engine extinguishing sys

How many bottles?

A

Located in aft equip bay

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

L/R eng fire push?

A

FueL
BLEED AIR
Hydraulic SOV
Arms squibs ( both btls)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Engine bottles contain?

A

Halon

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

BTL 1/2 ARMED PUSH TO DISCH LT?

A

Squib is armed and btl charged

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

APU fire on gnd?

A

Shuts down

After 5 sec , discharges btl

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

APU FIRE PUSH pressed in?

A

Btl armed push to discharge lt comes on

Apu squibs armed
Apu fuel SOV closes
Apu lcv closes

APU fire shutoff Relay is energized to shutdown APU

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

What type of fire detection in cargo

A

Optical sensors

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

How many optical smoke detectors in cargo bins?

A

FWD 3

AFT. 2

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

How many cargo detectors to detect smoke?

A

2 cargo detectors must detect smoke for warning

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Cargo smoke detector fault?

A

FIRE SYS FAULT status

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

Fire suppression for cargo departments?

A

1 hi rate discharge

1 lo rate discharge btl

Located inside rt belly fairing of main landing gear

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

Qty MLG OVHT DET loops?

A

Single loop per wheel

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

CARGO SMOKE PUSH?

A

Arms fwd and aft squibs

Closes AC SOV valve

Heater off

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

Cargo btls located?

A

Inside rt belly fairing aft of main landing gear

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

Engine qty loops?

A

Dual loops - 2 bottles - 2 squibs

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

Apu qty loops , btl, squibs

A

Dual loops - 1 btl - 1 squib

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
19
Q

Cargo qty smk detectors- btls

A

Optical sensors -3 fwd, 2 aft

2 btls hi/ lo ( dischg simultaneously)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
20
Q

MLG qty loops

A

1/ wheel

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
21
Q

THE FIDEX interfaces with

A

Engines

Nacelles

Cargo comp

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
22
Q

Engine fire detection qty loops

A

Dual heat sens loops

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
23
Q

How many loops to detect a fire?

A

2 needed to detect a fire

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
24
Fault in one engine fire detect loop?
L/R FIRE FAIL caution Switches to sngl loop detection
25
APU FIRE FAIL caution?
Short circuit or open circuit in 1 loop
26
APU how many loops?
Dual loops Both loops needed to detect fire
27
Cargo detector fault?
FIRE SYS FAULT status switches to single detector ops
28
Cargo fire bottles
2 Hi rate btl and lo rate btl Fire simultaneously Located inside rt belly fairing
29
What arms aft and fwd cargo squibs?
Cargo smoke push | aft also closes ac sov and heater
30
How many APU firex bottles?
1 APU bottel (1 squib)
32
Which system is not part of fidex system?
LAV
33
LAV fire detection / protection?
Ceiling mounted smoke detector Waste compartment fire ext
34
CARGO btl armed push to disch If lit green?
Squibs armed Bottles charged
35
LAV extinguishing components?
Ext bottle w/ dual dischg nozzle (End of nozzles have heat sens capsule) Temp sensor on inside of door to provide evidence of hi heat
36
What happens when smoke detected on LAV?
Aural alarm sounds in LAV EICAS SMOKE FWD(AFT) LAV
37
Do both cargo bottles discharge simultaneously?
Yes
38
Apu fire on gnd , fuel and bleed at SOV close .. After 5 seconds??
Fire btl discharges automatically External horn blows
39
Where do we have smoke detection?
Cargo Lav
40
What happens when the | ENG FIRE PUSH switch light is pressed
Switch lights. illuminate Arms both SQUIBS SOV fuel closes SOV BLEED AIR SOV HYDR generator off-line FADEC disables both ignition systems on the affected engine
41
Does the APU shut down for a fire on the ground In-flight
Yes!! On the ground the bottles discharge in five seconds In-flight the crew much discharge the bottle
42
What happens when a cargo smoke warning is generated OR cargo smoke push switch light is pressed?
Heater shuts down Air inlet us will be close Air outlet SOV closes ( also ..... cargo smoke push switch light arms squibs)
43
What actually fires the cargo extinguisher squibs??
The green bottle Armed push to discharge switch
44
How many cargo bottles
2 One fastest charge one slow discharge
45
The FIDEX Unit is used to monitor the...?... of the loops
Electrical resistance
46
How many portable halon extinguishers and where?
3 Behind the copilot Entrance storage compartment Wardrobe closet FOE.. fuel oil electric
47
How many water extinguishers
1 Right aft bulkhead of Cabin Used for wood paper and fabric
48
Where is the FCU(fire control unit) located?
Under captains storage bin
49
Cargo fire extinguishers discharge time?
Fast btl. 60 seconds Slo bottle 60 minutes
50
Fwd cargo push switch?
Only arms squibs
51
APU shuts down automatically for a fire inflight and on ground!! Whats the difference tho?
Ground.. fire btl auto fires after 5 seconds In flight the crew must discharge 8-9 ch8 fire protection
52
Cargo bay fires btls are where?
Rt wing fairing 8-14
53
Dual loop systems?
Engines APU
54
Single loop systems
Main landing gear
55
FIRE SYS OK ….is what type of message?
ADVISORY
56
Push fwd cargo push swtch?
Only arms squibs
57
If the fidec detects smoke in the after cargo Bay, Will it automatically shut off the cargo bay heater and close the intake and exhaust shut off valves?
Yes.. automatically
58
Fire sys fault status?
One of the smoke detectors fails the built-in test Now requiring only one smoke detector to Trip
59
FIRE SYS FAULT status?
Loss of redundancy Failed loop in the engine or APU … or failure of a cargo smoke detectors
60
How many portable hand operated fire extinguishers?
3 Flight deck Forward entrance stowage Wardrobe closet
61
What type of Halon?
Halon1211
62
Halon 1211 is used for?
FOE FIRE OIL ELECTRICAL

Crj 900 (45 decks)

Brainscape helps you reach your goals faster, through stronger study habits.
© 2025 Bold Learning Solutions. Terms and Conditions