Aircraft Type Specific - Chapter 5

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Questions and Answers

What is the first step to open a door from the outside?

  • Check that the slide is armed
  • Check that the slide is disarmed (correct)
  • Rotate the handle in the opposite direction
  • Pull handle out

What must be done to an escape slide before flight?

  • It must be disarmed
  • It must be inspected for damage
  • It must be armed (correct)
  • It must be folded

What is the first step in opening the door?

  • Push the door open until it locks.
  • Rotate the door handle in the direction of the arrow. (correct)
  • Pull the door hinge release handle.
  • Attach the door warning strap.

Which of the following actions must be done before closing the door?

<p>Push the door hinge release handle down. (D)</p> Signup and view all the answers

How is the escape slide disarmed after flight?

<p>By placing the girt bar in the retainer hooks (A)</p> Signup and view all the answers

What should be done if a crew member must leave the area temporarily with an open door?

<p>Secure the door with a warning strap. (A)</p> Signup and view all the answers

What indicates that the escape slide is in the ARMED position?

<p>The girt bar is on the floor (B)</p> Signup and view all the answers

What is the last action to take when closing the door?

<p>Rotate the door handle in the direction of the arrow to lock. (A)</p> Signup and view all the answers

What position must the Slide Safety Strap be in when the slide is armed?

<p>Across the window (C)</p> Signup and view all the answers

What occurs after pulling the handle to open the door?

<p>The door moves slightly inwards (A)</p> Signup and view all the answers

What position should the door be in before it can be closed?

<p>Outboard and locked against the fuselage. (D)</p> Signup and view all the answers

What action follows pushing the door release handle to unlock the door?

<p>Rotate the handle in the direction of the arrow (D)</p> Signup and view all the answers

How must the door be pushed to open?

<p>Outboard and forward. (A)</p> Signup and view all the answers

When is the Slide Safety Strap placed above the window?

<p>After landing and disarming the slide (C)</p> Signup and view all the answers

What is the function of the door warning strap?

<p>To secure an open door when unattended. (C)</p> Signup and view all the answers

What should you do with the door once it is unlocked and moved slightly?

<p>Push it outboard to the open position. (D)</p> Signup and view all the answers

What is the consequence of failing to properly adjust the cabin crew harnesses during turbulent air conditions?

<p>Personal injury. (D)</p> Signup and view all the answers

What should the station harness do when not in use?

<p>Stay unfastened for quick access. (C)</p> Signup and view all the answers

Where is the Attendant Control Panel (ACP) located?

<p>At the left stations. (C)</p> Signup and view all the answers

What is NOT a part of the pre-flight station check?

<p>Oxygen masks are operational. (A)</p> Signup and view all the answers

Which of the following lighting controls are located on the forward ACP?

<p>Ceiling and window lighting controls. (C)</p> Signup and view all the answers

How many oxygen masks are contained in the service unit above each cabin crew station?

<p>Two. (B)</p> Signup and view all the answers

What type of lighting is controlled individually at both L1 and L2 control panels?

<p>Entry lights. (D)</p> Signup and view all the answers

What must be done with crew work lights during take-off and landing?

<p>They should be turned off. (C)</p> Signup and view all the answers

What should be done after removing the girt bar from the floor brackets?

<p>Place it into the hooks under the slide box (D)</p> Signup and view all the answers

What should be checked before evacuating the aircraft?

<p>Outside conditions for hazards (A)</p> Signup and view all the answers

How long does it take for the escape slide to inflate?

<p>4-6 seconds (D)</p> Signup and view all the answers

What should a flight attendant do if the slide does not inflate?

<p>Direct passengers to other usable exits (C)</p> Signup and view all the answers

Where is the manual inflation handle located?

<p>On the right side of the slide at floor level (A)</p> Signup and view all the answers

What types of gas are used to fill the pressurized cylinder for slide inflation?

<p>Gaseous Nitrogen, or a mixture of COâ‚‚ and Nitrogen (A)</p> Signup and view all the answers

What should be done with the manual inflation handle once it is pulled?

<p>Throw it away (B)</p> Signup and view all the answers

What is the recommended action if there is a possibility of ditching?

<p>Prepare for water landing procedures (B)</p> Signup and view all the answers

What is the approximate door sill height for the L1 and R1 exits of the B737-800?

<p>266cm (C)</p> Signup and view all the answers

Which exits should not be used during ditching on the B737-800?

<p>L2 and R2 (B)</p> Signup and view all the answers

How can the over-wing exits on the B737-800 be operated in an emergency?

<p>Using a spring loaded handle (C)</p> Signup and view all the answers

When are the over-wing doors automatically locked on the B737-800?

<p>During take-off and landing (A)</p> Signup and view all the answers

What is the approximate slide width for the B737-800?

<p>153cm (B)</p> Signup and view all the answers

What is the function of the 28 Volt DC flight lock system in the B737-800?

<p>To automatically lock over-wing doors during flight (B)</p> Signup and view all the answers

How is the door opened from the inside of the B737-800's over-wing exit?

<p>Pulling the handle down and inward (B)</p> Signup and view all the answers

What attitude of the aircraft allows for the slides to be used as ramps?

<p>In any attitude (A)</p> Signup and view all the answers

What happens when the waste system light illuminates in the aircraft?

<p>The waste system is operational but Maintenance should be informed after flight. (B)</p> Signup and view all the answers

Which display appears when 'Environment' is selected on the screen?

<p>Potable Water level and Vacuum waste level. (B)</p> Signup and view all the answers

What is the operational position of the water supply selector valve in a lavatory?

<p>Supply on – normal operating position. (A)</p> Signup and view all the answers

Where is the drain valve located in the B737-800?

<p>FWD lavatory. (D)</p> Signup and view all the answers

What is indicated by the placard on the flight deck door?

<p>Crew Only. (B)</p> Signup and view all the answers

What does the video surveillance system in the flight deck provide?

<p>Real-time video outside the flight deck entrance. (D)</p> Signup and view all the answers

What type of valve is exclusively operated by authorized technicians in the B737-800?

<p>Drain valve. (C)</p> Signup and view all the answers

What does the Clean Check Sensors status button indicate?

<p>The operational status of lavatory systems. (A)</p> Signup and view all the answers

Flashcards

Slide Girt Bar

The bar attached to the slide container that is in the disarmed position and prevents accidental deployment.

Girt Bar Floor Brackets

The metal brackets attached to the floor that support the slide, and ensure it is fixed in place.

Door Hinge Release Handle

The handle that releases the door hinge, allowing the door to be closed.

Door Warning Strap

A strap attached to the door hinge that signals the presence of someone inside an open door.

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Rotating the Door Handle in the Direction of the Arrow

The action of turning the door handle specifically towards the arrow indicated on the handle.

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Pushing the Door Outboard

The process of pushing the door outward and forward until it locks against the fuselage, indicating a fully open position.

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Pressing Down/up on the Door Hinge Release Handle

The action of releasing the door hinge mechanism, allowing it to close.

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Rotating the Door Handle in the Opposite Direction of the Arrow

The action of rotating the door handle in the opposite direction of the arrow, indicating the door has closed and is locked.

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Arming a slide

To prepare the escape slide for deployment in case of an emergency.

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Disarming a slide

To secure the escape slide in a safe position after use or before takeoff.

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Girt Bar

A metal bar used to secure the escape slide in the armed position.

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Floor Brackets

Metal brackets on the floor in front of the door that hold the girt bar when the slide is armed.

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Retainer Hooks

Hooks located under the slide container that hold the girt bar when the slide is disarmed.

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Slide Safety Strap - Across the window

A strap placed across the window to indicate the slide is armed.

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Slide Safety Strap - Above the window

A strap placed above the window to indicate the slide is disarmed.

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Disarmed position

The safety position for the slide. The girt bar is in the retainer hooks.

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Disarming the Slide

The process of preparing the emergency escape slide for deployment, requiring the removal of the girt bar from the floor brackets.

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Manual Inflation Handle

The handle on the emergency escape slide that inflates the slide when pulled. This is a manual backup in case the automatic inflation system fails.

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Assist Handle

The handle on the emergency escape slide that helps passengers to climb out of the aircraft after the slide has been deployed.

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Re-entry Straps

The straps located on the sides of the emergency escape slide that allow passengers to re-enter the aircraft after evacuation if needed.

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Using Slides for Ditching

The procedure for using the emergency escape slide when the aircraft is forced to land in water.

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Armed Position

The position of the escape slide when it is secured to the floor brackets and ready for deployment.

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Slide Usable in Any Position

In an emergency landing, all slides are usable regardless of the aircraft's position. Even low-angle slides can be used as ramps.

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Over-Wing Exits for Ditching

Over-wing exits are the primary evacuation routes in a water landing (ditching).

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Avoid L2 and R2 Doors in Ditching

The L2 and R2 doors on the 737-800 should not be used in a ditching situation.

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Over-Wing Exit Type on 737-800

The over-wing emergency exits on the Boeing 737-800 are canopy windows with mechanical locks.

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Over-Wing Exit Operation

Over-wing exits can be opened from both inside and outside the aircraft using a spring-loaded handle.

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Flight Lock System

The 28 Volt DC flight lock system automatically locks the over-wing doors during takeoff, landing and flight to prevent accidental opening.

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Flight Lock Unlocks on Ground

The flight lock system unlocks the over-wing doors on the ground for emergency use.

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Flight Lock System Operation

The flight lock system operation depends on engine speed, thrust lever position, air/ground status, and door open/closed status.

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What is the ACP?

The Attendant Control Panel (ACP) is located on the left side of the aircraft and provides controls for cabin lighting, interphone/PA system, and work lights.

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Why is harness safety important in turbulent air?

Turbulent air conditions can cause rapid airplane movements, so it's important to securely fasten your harness to prevent injuries.

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When should the station harness be unfastened?

The station harness must be unfastened when not in use for quick emergency access.

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How are the ceiling and window lights controlled?

The ceiling and window lights can be controlled independently and adjusted to different levels of brightness, with separate controls for each.

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What is the purpose of the door entry lights?

The door entry lights illuminate the door threshold and can be adjusted to three levels of brightness.

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What is the purpose of the crew work lights and when should they be off?

Crew work lights illuminate the jump seats and must be turned off during takeoff and landing.

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Where are the galley lights located and how are they controlled?

Galley lights are independently controlled in each galley and provide illumination for the work areas.

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What items are included in the station emergency equipment checklist?

The station emergency equipment checklist provides a complete list of safety equipment including oxygen masks, MRT, checklists, LV, and flashlight, which are stored under the seat.

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Waste System

A system within an aircraft that collects and disposes of waste, such as sewage and garbage.

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Aircraft Continuous Maintenance (ACM)

A type of aircraft maintenance that involves regular inspections and repairs to ensure the safety and reliability of the aircraft.

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Routine Maintenance

A specific type of maintenance task that is completed on a regular schedule.

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Corrective Maintenance

A type of maintenance task that is done when a problem is reported or discovered.

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Preventive Maintenance

A type of maintenance task that is done to prevent future problems.

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Flight Deck

The area at the front of an aircraft where the pilots control the aircraft.

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Flight Deck Video Surveillance System

A system that allows the flight crew to monitor the area outside of the flight deck.

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Water Supply Selector Valve

A valve that controls the flow of water to the lavatory in an aircraft. It has different settings for different functions.

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Study Notes

Aircraft Type Specific

  • Chapter 5 covers specifications, configuration, cabin doors, emergency operations, evacuation routes, over-wing emergency exits, cabin crew stations, cabin lighting, cabin communication, galleys, lavatories, flight deck, and internal doors.

Specifications

  • B737 800: Specifics like range (4,600 km max), speed (844 km), max altitude (41,000 ft or 12,497m), passenger capacity (189 economy), and crew complement (PIC, FO, and 6 CCMs).
  • Auxiliary Power Unit (APU): Provides electrical power and bleed air for the airplane systems on the ground. Operates as a backup for engine bleed air up to 17,000 ft.

Configuration

  • B737 800: Has 189 economy-class passenger seats arranged 6 abreast per row. Overhead stowage bins are located above the passengers' seats.
  • Passenger Service Units (PSUs): Seats with individual reading lights and attendant call buttons. There are restraint bars for baggage at the base of each row.
  • Emergency exits: The B737-800 has four main doors and four over-wing exit windows, all labeled "emergency exits".

Cabin Doors

  • The doors are inward/outward opening, have two hinges, and four latches.
  • Doors have red slide safety straps and each has a single escape slide in a stowage container
  • A warning light indicates when a door is not properly closed.

Emergency Operation of Doors

  • Escape slide specifications: 508 cm long and 153cm wide.
  • Automatic inflation for ditching (approx 4-6 sec)
  • Use of nitrogen or a mixture of CO2 and nitrogen for inflation.
  • Re-entry straps are available for exiting the aircraft.

Emergency Evacuation Routes

  • Evacuation accomplished via four entry/service doors and four over-wing emergency exits, and via the flight deck windows.

Flight Deck

  • Video Surveillance: Provides real-time video of the area near the flight deck entrance and between L1 and R1 doors.
  • Door: Opens inwards and has three positions (unlocked, AUTO, DENY)
  • Lights: Red (locked), Amber (correct code entered), and Green (unlocked).

Cabin Crew Stations

  • Stations are located at the forward/aft passenger entry doors and service doors.
  • Adjustable seats with seat-belt/shoulder harnesses.
  • Emergency equipment is available close to and above the stations.

Cabin Lighting

  • Ceiling and window lighting, independently controlled and adjustable.
  • Individual controls for door entry lights at the L1 and L2 control panels.
  • Crew work lights, for galley operations
  • Galley lights, controlled in each respective galley.

Cabin Communication System

  • Handset used for cabin/cabin, flight deck/cabin communication
  • Announcements can be made from the handset.

Galleys

  • Power: Available only when the galley power switch in the flight deck is "ON".
  • Circuit Breakers: Used for ovens and water heaters.
  • Water: Provided by the airplane's pressurized water system, with a separate shutoff valve per galley
  • Trolleys: Brakes, wheels, and locks must be checked.
  • Containers: For food and waste.

Lavatories

  • Waste System: Uses vacuum for waste collection.
  • Fresh Water: Indicators available to provide real-time levels
  • Water Heaters: Maintain water at approximately 52°C to 56°C.
  • Doors: Can be locked and unlocked from the outside.

Over-Wing Emergency Exits

  • There are four emergency, spring-loaded exits.
  • A 28-volt DC flight lock system automatically locks the over-wing doors for take-off/landing and flight.
  • Interior/Exterior operation procedures.

Over-Wing Escape Ropes

  • Located inside the upper frame, exposed once the exit is opened.
  • Can be used as a handhold during ditching.

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