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747-400 MAINTENANCE MANUAL
S 494-022 WARNING: YOU MUST CAREFULLY INSTALL THE GROUND LOCKS IN ALL LANDING
_______ GEAR. AN ACCIDENTAL RETRACTION OF THE LANDING GEAR CAN CAUSE INJURY TO PERSONS AND DAMAGE TO EQUIPMENT.
(1) Install the ground locks in all landing gear (Ref 09-11-00/201).
S 494-003 WARNING: YOU MUST CAREFULLY DO THE STEPS IN THE TASKS BELOW TO INSTALL
_______ THE DOOR LOCKS ON THE LANDING GEAR DOORS. THE DOORS CAN CLOSE QUICKLY IF YOU DO NOT INSTALL THE DOOR LOCKS CORRECTLY. THIS CAN CAUSE INJURY TO PERSONS AND DAMAGE TO EQUIPMENT.
(2)
Do this task: "Installation of the Door Locks on the Doors for the Wing Landing Gear" (Ref 32-00-30/201).
S 494-018
(3)
Do this task: "Installation of the Door Locks on the Doors for the Body Landing Gear" (Ref 32-00-30/201).
S 864-004
(4)
Make sure there is no pressure to hydraulic system No. 4
(Ref 29-11-00/201).
S 014-006
(5)
Remove the two ceiling panels on the right side of the passenger compartment at station 1290 and 1320 (Fig. 401) (Ref 25-22-01/401).
NOTE: When you remove each ceiling panel, make a note of the part
____
number on the rear of each panel.
D. Remove the Selector Valve Quadrant.
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REF 1480 STA
SEE A
(REMOVED) CEILING PANEL
SEE B
STA A
1290
TURNBUCKLE
CABLE LGV1B
TURNBUCKLE CABLE LGV1A
FWD
STA SAFETY CLIP 1320 (EXAMPLE)
NOTE: THE DIRECTION INDICATION SHOWS MOVEMENT FOR THE LANDING GEAR
B
UP POSITION.
Landing Gear Control System Turnbuckle Location
Figure 401
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RBL
29.0
STA 1387.5
Figure 402
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SEE A
CABLE
LGV2A
QUADRANT BRACKET
CABLE
LGV2B QUADRANT
ATTACH BOLT
CABLE LGV2A SEE B
CABLE LGV2B
QUADRANT
CONTROL ROD
SELECTOR VALVE
CABLE END FWD
COTTER PINA
CABLE END INBD
B
Body and Nose Landing Gear Selector Valve Quadrant Installation Figure 403
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SEE A
CABLE
1
LGV1A
CABLE
LGV1B CABLE LGV2A
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本文链接地址：747-400 AMM 飞机维护手册 起落架 LANDING GEAR 4(39)
