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MAINTENANCE MANUAL
CABLE
ATTACHMENT CABLE DRUM
BALANCE
CABLES
BMS 3-24
(2 LOCATIONS)
SPRING
TUBE
FWD
2 POINTS
C
Bulk Cargo Door
Figure 312 (Sheet 3)
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L08164
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747-400 MAINTENANCE MANUAL
TASK 12-21-04-603-043
10. Forward/Aft Cargo Doors Lubrication___________________________________
A. Standard Tools and Equipment
(1)
Maintenance Stand (Necessary to lubricate the forward/aft cargo door)
(2)
Grease gun
(3)
Oil Squirt Can
B. Consumable Materials
(1)
D00013 Grease, MIL-G-23827
(2)
D00093 Oil - General Purpose, Low Temperature, MIL-L-7870
(3)
D00133 Oil - Instrument/Aircraft, MIL-L-6085
C. Access
(1)
Location Zone (Forward/Aft Cargo Doors) 122 Forward Cargo Container Compartment, Forward Half 142 Aft Cargo Container Compartment
(2)
Access Panel (Forward/Aft Cargo Doors)
821R Door - Forward Cargo Compartment
822R Door - Aft Cargo Compartment
D. Lubricate the Forward/Aft Cargo Door (Fig. 313)
S 493-062
(1)
Put the maintenance stand immediately outboard of the forward/aft cargo door.
S 013-063
(2)
Move the forward/aft cargo door to approximately 20 degrees of the full open position.
(3)
Lubricate the forward/aft cargo door as shown in Figure 313.
(4)
Close the forward/aft cargo door.
S 093-048
(5)
Remove the maintenance stand immediately outboard of the forward/aft cargo door.
S 643-061
S 413-047
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SEE D
SEE G
SEE F
SEE B
FORWARD AND AFT CARGO DOOR
HINGE
INTERNAL VIEW 1
SEE E
MASTER LATCH LOCK HANDLE
SEE A
A
A
MANUAL RELEASE PLUNGER
2
FORWARD AND AFT CARGO DOOR EXTERNAL VIEW FWD
1 THE FORWARD DOOR IS SHOWN, THE AFT DOOR IS THE SAME
2 THE MANUAL RELEASE PLUNGER IS ON THE FORWARD END OF THE FORWARD CARGO DOOR. ON THE AFT CARGO DOOR IT IS ON THE AFT END OF THE DOOR.
Forward/Aft Cargo Door Figure 313 (Sheet 1)
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MAINTENANCE MANUAL
Forward/Aft Cargo Door
Figure 313 (Sheet 2)
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MAINTENANCE MANUAL
LATCH CAM SHAFT
LATCH CAM SEE C 2 POINTS MIL-G-23827 FLUSH
MIL-G-23827 B (1 LOCATION) 3
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