32-00-30
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL
DOOR HANDLE LOCK
PIN FWD KEEL BEAM
DOOR HANDLE BODY GEAR DOOR
Main Landing Gear Door Ground Release Handle Lock Figure 207
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32-00-30
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
TASK 32-00-30-402-040
9. Nose Landing Gear Door Operator Rods Connection
_______________________________________________
A. References
(1)
09-11-00/201, Towing
(2)
29-11-00/201, Main Hydraulic Supply System
(3)
IPC 32-22-03 Fig. 2
B.
Access
(1)
Location Zone
711 Nose Landing Gear Door, Forward, LH
712 Nose Landing Gear Door, Forward, RH
C.
Procedure (Fig. 201)
S 492-041
(1)
Make sure that you install all ground locks in the landing gear (AMM 09-11-00/201).
S 862-042
(2)
Make sure that there is no pressure to hydraulic system No. 1 (AMM 29-11-00/201).
S 862-043
(3)
Make sure the nose gear ground door release handle is in the "Doors Open" position.
S 092-044
(4)
Remove the warning streamers from the operator rods.
S 432-045
(5)
Connect the operator rods to the applicable doors with the bolt.
(6)
Pressurize hydraulic system No. 1 (AMM 29-11-00/201).
S 862-045
S 862-046
WARNING: MAKE SURE THAT ALL PERSONS AND EQUIPMENT ARE CLEAR OF THE DOOR
_______ OPERATION AREA. FAST MOVEMENT OF THE DOORS CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
(7) Move the ground release handle for the nose gear doors to the "Doors Closed" position to close the nose gear doors.
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32-00-30
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747-400 MAINTENANCE MANUAL
S 862-047
(8) Release pressure from hydraulic system No. 1 (AMM 29-11-00/201).
TASK 32-00-30-402-048
10. Wing Landing Gear Door Operator Rods Connection_______________________________________________
A. References
(1)
09-11-00/201, Towing
(2)
29-11-00/201, Main Hydraulic Supply System
(3)
IPC 32-12-08 Fig. 1
B.
Access
(1)
Location Zone
731 Wing Landing Gear Door, LH
741 Wing Landing Gear Door, RH
C.
Procedure (Fig. 202)
S 222-133
CAUTION: MAKE SURE THAT YOU DO NOT MOVE OR DAMAGE THE WING GEAR TRUCK
_______ SENSORS OR TARGET BRACKET. IF THE TARGET BRACKET OR SENSORS ARE MOVED, THEN THE AIRPLANE SYSTEMS MAY NOT RECOGNIZE AN IN-AIR CONDITION.
(1)
If the sensor or target bracket is moved or damaged, then do the task to measure the wing landing gear truck sensor clearance (AMM 32-61-22/201).
S 492-049
(2)
Make sure that you install the ground locks on the landing gear (AMM 09-11-00/201).
S 862-050
(3)
Make sure that there is no pressure to hydraulic system No. 4 (AMM 29-11-00/201).
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
32-00-30
ALL ú ú 01 Page 222 ú Feb 15/99
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
S 862-051
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