Fire Flashcards
1
Q
Engine Compartment Fire on the Ground
A
- speed control lever - shutoff
- emergency T-handle (for engine on fire) - pull aft. this shuts off fuel and selects engine compartment for fire extinguisher
- NOTE - is more than one is pulled aft, the fire extinguishing agent will be directed to the engine compartment of the last handle activated.
- main fire extinguisher switch - main, reserve, if necessary
- ground crew - alerted
2
Q
Single or Dual Engine Compartment Fire in Flight
A
- collective - maintain Nr
- airspeed - as required for single or dual engine capability
- pickle - as desired
- speed control lever - as required (affected engines to shutoff)
- emergency T-handles - pull aft (affected engines)
- NOTE - if more than one T-handle pulled aft the extinguishing agent will be directed to the last T-handle activated
- main engine fire extinguishing switch - main, reserve, if necessary
- NOTE - if two bottles were discharged into one engine compartment, the remaining bottle can be discharged into either of the remaining compartments.
- if fire continues - land immediately
- if fire extinguishes - land as soon as possible
3
Q
Engine Post Shutdown Fire
A
Indications - >320C after shutdown
- speed control lever - shutoff
- fuel select lever - shutoff
- emergency starter switch - EMER
- start button - press
4
Q
Three Simultaneous Engine Compartment Fires in Flight
A
- Land Immediately
5
Q
APP or Cabin Heater Fire
A
- APP emergency t-handle - pull aft (to discharge fire extinguisher and shutoff APP and heater fuel)
- if fire persists - land immediately
6
Q
Cabin Fire in Flight
A
- air to air refueling and fuel transfer operations - secure
- NOTE - securing the tank select pushbuttons on the fuel control panel or securing the master refuel power switch does not remove pressure from the fuel or transfer lines
- fuel purge - off
- cockpit circular vents - closed
- vent fan switch - off
- SEA bottles - as required
- NOTE - SEA provide 1-3 minutes of operation
- if fire persists - land immediately
- emergency shutdown - perform
* if fire goes out - perform smoke and fume elimination
- land as soon as possible
7
Q
Cabin Fire on the Ground
A
- all pressure refueling and fuel transfer operations - secure
- NOTE - securing the tank select pushbutton on the fuel control or securing the master power switch does not remove pressure from the fuel or transfer lines
- fuel purge - off
- emergency shutdown - perform
8
Q
Electrical Fire
A
- communicate extent and location of fire
- circuit breaker (for affected circuit) - pull
- fight fire with portable fire extinguisher
- if fire persists - land immediately
9
Q
Hydraulic Fire in Main Rotor Pylon
A
Indications - most likely to occur during taxi, hover, low airspeed operations. White smoke, flight control components may rapidly disintegrate due to heat.
*NOTE - two additional fire detector sensors are installed in aft section of main transmission and pylon area to detect fire in vicinity of rotor brake/no2 engine
- Land immediately
- NOTE - running landing to maintain airflow throughout the pylon area
- Perform emergency shutdown procedure
- WARNING - delay in shutting down may give fire time to burn through flight control components
- Portable fire extinguisher - use
10
Q
Smoke and Fume Elimination
A
- Vent fan - on
2. Register and diffusers - open
11
Q
No2 Engine Overheat
A
Indications - when compartment rises above 575 signal is sent to illuminate caution light
*NOTE - caution light may illuminate for a short time during restart of engine. Monitor for hot and hung.
- Collective - maintain Nr
- Airspeed - as required
- Pickle - as desired
- Speed control levers - no2 engine shutoff
- Perform single or dual engine failure procedures