Aircraft Doors M11

Question	Answer
What are the 4 categories of Doors?	Main Entry, Service, Cargo and Emergency
Doors on the left of the aircraft will mainly be what?	Passenger doors
Doors on the right of the aircraft will mainly be what?	Service Doors
A passenger door on the left side (3rd away from the nose) will be labelled as what?	3L (3rd Left)
Main entry doors can also be used for what?	Emergency exits
for evacuations on upper decks what else may be needed?	Extra doors used for emergency only, and overhead hatches for flight crew.
what 3 linings are make up a passenger door?	Lower, Centre and Upper Linings
Purpose of the linings?	provides a decorative, protective cover for the door structure and contains a latch mechanism with an escape slide.
What is a service door?	a door used to gain access to compartments for maintenance purposes (eg. hydraulics, electronic components etc.)
3 types of cargo doors?	Forward, Aft and Bulk
What other cargo doors might there be for loading onto the main deck?	Nose Cargo and Side Cargo doors.
Where is the Bulk Cargo Door located?	Aft lower right side
where are the forward and aft cargo doors located?	lower right side of fuselage
Where are side cargo doors located?	Aft left side of fuselage
when are side and nose cargo doors used?	Side: when passenger/cargo mixed . Nose: for quick loading/unloading of large freight.
how many over-wing emergency hatches should there be for small a/c?	1 or 2
where is the bulk cargo door located on small a/c in relation to the aft cargo door?	bulk is usually behind aft in small a/c
which door lining houses the pressure gauge view window?	lower lining
which lining houses a seas survival kit for raft configurations?	lower lining
which lining houses the raft/slide lamp that will illuminate when deployed?	upper lining
The centre lining incorporates what 4 things?	window, assist handle, access cover and interior door handle.
purpose of inner skin in door structures?	for additional strength
what 3 things strengthen a door frame?	beams, formers and intercostals
the function of formers?	connecting parts or attaching brackets
purpose of intercostals?	additional rigidity
what does a door structure house?	opening/locking/emergency mechanisms, door suspension, door seal, upper/lower gates.
what does a door frame house?	pressure stop fittings, pack board brackets and a seal.
purpose of a pressure stop fitting?	uses pressure stop pin to hold door closed when cabin is pressurised
how many seals does a main entry door have?	2
2 types of main entry door seal?	flat-type and diaphragm
Access covers have a viewing window to allow you to see the position of what?	the mode selector lever. If down its "parked" if up its "in flight"
where is a flap type seal attached?	around frame of the fueslage
where is a diaphragm seal attached?	inside upper and lower gates.

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	Created by Aiden Grocock about 7 years ago