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C72264
A
747-400
MAINTENANCE MANUAL
THERE ARE FIVE PORTAL LATCH FITTINGS ON THE BODY STRUCTURE
Nose Cargo Door Figure 315 (Sheet 6)
C72422
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A 747-400 MAINTENANCE MANUAL
(4) S 863-035Open the door to get access to the components.
(5) S 643-054Lubricate the components as shown in Fig. 316.
(6) S 863-037Remove the safety barrier and close and latch the crew service door.
(7) S 413-056Install the door lining.
(8) S 093-040Remove the maintenance stand outboard of the crew service door.
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A
747-400
MAINTENANCE MANUAL
UPPER HINGE AND PIVOT FITTINGS
UPPER TRACK
LATCH ROLLER
SEE A
LATCH ROLLER
LATCH CRANK SEE A
ROLLER
SEE B
STOP PIN AND
STOP FITTING
(10 LOCATIONS)
STATION CONTROL ROD
PROGRAMMING
CAM AND
CARRIAGE
LATCH
LOWER HINGE
PIVOT BUSHINGS
FWD LOWER HINGE FITTING LOWER TRACK
Upper Deck Crew Service Door
Figure 316 (Sheet 1)
C72432
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A
747-400
MAINTENANCE MANUAL
THE RIGHT SIDE OF THE DOOR IS SHOWN. THE LEFT SIDE OF THE DOOR IS THE SAME.
THERE ARE TWO LATCH ROLLERS ON EACH DOOR.
Upper Deck Crew Service Door
Figure 316 (Sheet 2)
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C72434
A
747-400
MAINTENANCE MANUAL
UPPER ROLLER
(1 LOCATION)
(1 LOCATION)
Upper Deck Crew Service Door
Figure 316 (Sheet 3)
C72435
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747-400 MAINTENANCE MANUAL
CABLE - SERVICING
_________________
1. General_______
A. This procedure contains two tasks. The first task is to clean the cables. The second task is for lubricating the carbon steel control cables.
NOTE: Stainless steel cables must not be lubricated.
____
(1) To lubricate the control cables these operations are necessary:
-Get access to the control cables
-Clean the control cables
-Apply grease to the control cables.
B. Most of the control cables which need lubrication are operated from the control cabin. They can be located in the main deck ceiling area. To get access to most of the control cables, remove the ceiling panels. From the ceiling area, the cables go to control points in the airplane. Look at the applicable maintenance manual section for information on cable routing.
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本文鏈接地址：747-400 AMM 飛機維護手冊 SERVICING 2(43)
