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H48630
A
747-400
MAINTENANCE MANUAL
CARGO DOOR
JUNCTION BOX
LIFT
MECHANISM
DOOR
ATTACHMENT
LOWER CARGO DOOR
(EXAMPLE)
LATCH FITTING (4 LOCATIONS)
SEE B
LATCH MECHANISM
SEE A
Latch Mechanism/Latch Fitting Adjustment
Figure 503 (Sheet 1)
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H48651
A
747-400
MAINTENANCE MANUAL
MIDSPAN MIDSPAN
LATCH LATCH
CAM PUSHROD
PUSHROD
(2 LOCATIONS) (2 LOCATIONS)
(2 LOCATIONS)
BELLCRANK LOWER LATCH LOWER LATCH
A
(2 LOCATIONS) PUSHROD CAM (8 LOCATIONS) (4 LOCATIONS)
FWD
LATCH MECHANISM
A-A
Latch Mechanism/Latch Fitting Adjustment
Figure 503 (Sheet 2)
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A 747-400 MAINTENANCE MANUAL
MIDSPAN 0.045
INCH
Latch Mechanism/Latch Fitting Adjustment
Figure 503 (Sheet 3)
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A
747-400
MAINTENANCE MANUAL
D-D
THE LATCH PIN IS 0.002 INCH. SECTION C-C SHOWS THE USE OF A DUMMY LATCH PIN TO GET THE NECESSARY CLEARANCE. (IF AVAILABLE)
Latch Mechanism/Latch Fitting Adjustment Figure 503 (Sheet 4)
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A
747-400
MAINTENANCE MANUAL
CARGO DOOR
JUNCTION BOX
LIFT
MECHANISM
DOOR
ATTACHMENT
DOOR
RESTRAINT
MECHANISM
(AFT)
SEE A
DOOR
RESTRAINT
MECHANISM
(FORWARD)
SEE A
LOWER CARGO DOOR
(EXAMPLE)
Door Restraint Mechanism
Figure 504 (Sheet 1)
H48740
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MAINTENANCE MANUAL
Door Restraint Mechanism
Figure 504 (Sheet 2)
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú 中国航空网 www.aero.cn 航空翻译 www.aviation.cn 本文链接地址：747-400 AMM 飞机维护手册 舱门 DOORS 3(10)
