LATCH CAM
MIL-G-23827 (1 LOCATION) 3
FLUSH LATCH CAM SHAFT
3 SHAFTS ARE NOT SHOWN IS SHOWN. THREE LATCH CAM ONLY ONE LATCH CAM SHAFT 3 POINTS C MIL-G-23827 (2 LOCATIONS) 3
Figure 313 (Sheet 3) Forward/Aft Cargo Door
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747-400
MAINTENANCE MANUAL
1 POINT
THE RIGHT LIFT MECHANISM LINK IS SHOWN. THE LEFT LIFT MECHANISM LINK IS THE SAME
LUBRICATE THE FULL LENGTH OF THE HINGE
Forward/Aft Cargo Door
Figure 313 (Sheet 4)
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MAINTENANCE MANUAL
LATCH HOOK
MIL-G-23827 (1 LOCATION) 6
1 POINT F
LATCH CAM MIDSPAN
MIL-G-23827 (1 LOCATION) 7
7 6 SAME THE FORWARD HOOK IS SHOWN. THE AFT HOOK IS THE THE FORWARD MIDSPAN LATCH CAM IS SHOWN. THE SAME THE AFT CAM IS G 1 POINT
Figure 313 (Sheet 5) Forward/Aft Cargo Door
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MAINTENANCE MANUAL
A-A
PUT OIL IN THE CLEARANCE BETWEEN THE BUTTON AND THE DOOR SKIN TO LUBRICATE THE PLUNGER
Forward/Aft Cargo Door Lubrication
Figure 313 (Sheet 6)
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747-400 MAINTENANCE MANUAL
TASK 12-21-04-603-007
11. Side Cargo Door Lubrication___________________________
A. Standard Tools and Equipment
(1)
Maintenance Stand (Necessary to lubricate the side cargo door)
(2)
Grease gun
(3)
Oil Squirt Can
B. Consumable Materials
(1)
D00013 Grease - MIL-G-23827
(2)
D00133 Oil - Instrument/Aircraft, MIL-L-6085
C. Access
(1)
Location Zone (Side Cargo Door) 261 Passenger Cabin - Fourth Door to Sta 2040, LH
(2)
Access Panel (Side Cargo Door)
836 L Door - Main Deck Cargo
D. Lubricate the Side Cargo Door (Fig. 314)
S 493-064
(1) Put the maintenance stand immediately outboard of the side cargo door.
S 013-050
WARNING: MAKE SURE THAT PERSONS AND EQUIPMENT ARE AWAY FROM THE DOOR AND
_______ THE DOOR OPENING WHEN YOU OPERATE THE DOOR. FAILURE OF THE LIFT MECHANISM CAN CAUSE THE DOOR TO CLOSE QUICKLY WHICH CAN CAUSE INJURY OR DAMAGE.
(2)
Move the side cargo door to approximately 20 degrees of the full open position.
(3)
Lubricate the side cargo door as shown in Figure 314.
(4)
Close the side cargo door.
S 093-053
(5)
Remove the maintenance stand immediately outboard of the side cargo door.
S 643-051
S 413-052
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