*
MEC access door
*
Forward access door
*
External ground power supply access door
*
Forward potable water system drain panel door
*
Hydraulic service door
*
Potable water service panel door
*
Control bay access door
*
Auxiliary power unit (APU) access door.
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EQUIPMENT COMPARTMENT AND EQUIPMENT SERVICE DOORS -RIGHT SIDE AND BOTTOM OF AIRPLANE
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EQUIPMENT COMPARTMENT AND EQUIPMENT SERVICE DOORS -MEC AND FORWARD EQUIPMENT ACCESS DOORS
Operation
You use the same procedure to latch and unlatch these doors:
*
Main equipment center (MEC) access door
*
Forward equipment access door.
From the external side, push the handle release to make the external handle come out. Turn the external handle to unlatch the door. From the internal side, turn the internal handle to unlatch the door. When the external handle is in the out position, the external handle and the internal handle work together.
In the closed position, turn the external handle to latch the door. Push the external handle in to make it flush with the external surface of the airplane.
The forward equipment access door moves on a hinge. In the full open position, you must turn the handle to engage a hold open latch.
The MEC access door moves up and to the right on tracks. The door is in the full open position when it is fully to the right.
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EQUIPMENT COMPARTMENT AND EQUIPMENT SERVICE DOORS -MEC AND FORWARD EQUIPMENT ACCESS DOORS
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FIXED INTERIOR DOORS -INTRODUCTION
Purpose
Fixed interior doors give access from one compartment to another inside the airplane.
Location
These are the fixed interior doors:
*
Flight compartment door
*
Main equipment center (MEC) access hatch
*
Vertical stabilizer access panel.
The flight compartment door is on the left side of flight compartment aft bulkhead.
The main equipment center access hatch is in the forward end of the passenger compartment left aisle near the passenger entry door.
The vertical stabilizer access panel is in the top of the fuselage tail section. Access to the tail section is through the service access door.
See the equipment compartment and equipment service doors section for more information (SECTION 52-40).
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777 AIRCRAFT MAINTENANCE MANUAL
FIXED INTERIOR DOORS -INTRODUCTION
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FIXED INTERIOR DOORS -FLIGHT COMPARTMENT DOOR -FUNCTIONAL DESCRIPTION
Door Hinge
The door hinge is on the outboard side of the door cutout in the flight compartment aft bulkhead. The door turns forward on the hinge into the flight compartment. Three pins let you disconnect the door from the hinge.
Lock Unit and Handle
The door lock unit is on the inboard side of the door cutout in the door post. A door bolt (not shown) engages a spring-loaded catcher in the lock unit to hold the door closed.
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