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counterbalance mechanism gas springs).
S The retractable lower step and folding handrails deploy.
S The door support wheel extends and locks in place before reaching the
ground.
Vol. 1 06--20--2
DOORS
Passenger Door Sep 09/02
Flight Crew Operating Manual
CSP C--013--067
Passenger Door
Figure 06---20---1
DOOR ASSIST
Used to close the
passenger door.
Door Pull--in Grip
Used to pull door
closed.
Inner Handle
Used to unlatch door
mechanism from inside.
Forward Attendant’s Station
PSU READING LIGHTS DOOR ASSIST
TEST RESET
Miscellaneous Switch Panel
ON
Vol. 1 06--20--3
DOORS
Passenger Door Sep 09/02
Flight Crew Operating Manual
CSP C--013--067
Interior Passenger Door --- Placards
Figure 06---20---2
Vol. 1 06--20--4
DOORS
Passenger Door REV 3, May 03/05
Flight Crew Operating Manual
CSP C--013--067
B. Closing and Latching the Door from Inside
(1) Press and hold the DOOR ASSIST switch on the forward attendant’s panel.
NOTE
Do not operate the electrical motor during power
switching.
(2) The electrical motor pulls the door up and stops automatically when the door
reaches the near vertical position.
NOTE
The cam mechanism under the lower step includes a
handle interlock. The interlock is used to prevent the
inner handle from moving to the closed position until
the door is fully pulled into the fuselage structure.
(3) Grasp the handle in the second step riser and pull the door fully closed.
S The fwd and aft pull-in/push-out levers engage in respective cams to hold the
door in this position.
(4) Push the inner handle down to the CLOSED position.
S The latch cams and latch pins engage in the door frame fittings.
S The inner handle, the outer handle and the door vent flap close
simultaneously.
(5) Make sure the visual indications of door latches are as follows:
S Green marks on latch cams must align with green marks on door structure (2
locations),
S Green marks on latch pins must align with green marks on indicator windows
(4 locations),
S The latch mechanism lower lock indicator flag changes from a red
UNLOCKED to a green LOCKED indication.
C. Opening the Door From Outside
(1) Push-in the outer handle push plate, grab the handle grip and pull outward then
downward.
S The door latch mechanism unlocks.
S The pressurization flap opens.
Vol. 1 06--20--5
DOORS
Passenger Door REV 3, May 03/05
Flight Crew Operating Manual
CSP C--013--067
S The latch cams and latch pins disengage from the door frame fittings.
S The fwd and aft pull-in levers open the door to near vertical position.
S The door descends in a gradual downward movement (dampened by the
counterbalance mechanism gas springs).
S The two folding handrails deploy.
S The support wheel extends and locks in place before reaching the ground.
D. Closing and Latching the Door from Outside
(1) Manually raise the door up and push it fully closed.
NOTE
The gas springs will assist in retracting the door up to
near vertical position.
S The fwd and aft pull-in levers engage in respective cams to hold door in this
position.
(2) Push outer handle down fully in its recess.
S The latch cams and latch pins engage in the door frame fittings.
S The inner handle, outer handle and door vent flap close simultaneously.
Vol. 1 06--20--6
DOORS
Passenger Door REV 3, May 03/05
Flight Crew Operating Manual
CSP C--013--067
Exterior Passenger Door --- Placards
Figure 06---20---3
Door Vent Flap
Closes when both
handles are stowed.
Opens when either
inner or outer handle is
operated.
Door Outer Handle
Used to unlatch door and
to pull door open from
outside.
To open door, push
plate in to reach handle
grip and pull.
STAND CLEAR OF DOOR DURING OPENING
PUSH IN
GRASP HANDLE TO LIFT
CLOSED
TO OPEN
EMERGENCY EXIT
PUSH FLAP IN TO GRASP HANDLE
LIFT HANDLE FULLY
PULL OUTWARDS
E. Lowering the Stair Handrails
When the door is closed,
(1) Remove the two quick--release pins from the holes of the stair handrails.
(2) Stow the quick--release pins in the storage holes of the brackets.
(3) Open the passenger door.
When the door is open,
(4) Hold the stair handrails and remove the two quick release pins from the holes of
the stair handrails.
(5) Stow the quick--release pins in the storage holes of the brackets.
Vol. 1 06--20--7
DOORS
Passenger Door REV 3, May 03/05
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