TORQUE TUBE
LOWER PUSHROD
CARGO DOOR
TORQUE TUBE LOWER
INBD
IDLER BELLCRANK
PRESSURE RELIEF DOOR LOWER LINK (EXAMPLE)
TORQUE TUBE
A-A
B-B Master Latch Lock Mechanism Adjustment Figure 501 (Sheet 2)
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A
747-400
MAINTENANCE MANUAL
RIG PIN MANUAL HOLE LCD-1 (1) HANDLE
HANDLE MECHANISM UPPER PUSHROD HANDLE MECHANISM LOWER LINK
HANDLE MECHANISM UPPER IDLER BELLCRANK
HANDLE MECHANISM
LOWER PUSHROD
MANUAL RIG PIN
HANDLE HOLE LCD-1 (2) 4.00 |0.02
HANDLE MECHANISM INCHES
14.14 |0.02 INCHES LOWER IDLER BELLCRANK
INBD
AFT CARGO DOOR
HANDLE MECHANISM HANDLE MECHANISM C-C
UPPER PUSHROD LOWER LINK
HANDLE MECHANISM
UPPER IDLER BELLCRANK
HANDLE MECHANISM LOWER PUSHROD
RIG PININBD
HOLE LCD-1 (2) HANDLE MECHANISM LOWER IDLER BELLCRANK
FORWARD CARGO DOOR C-C
DOOR BEAM
DOOR HANDLE
HANDLE HOUSING
BACW10P40R40 RUBBER WASHER (ADD OR REMOVE WASHERS AS NECESSARY TO GET DIMENSION IN B-B)
LOCK SECTOR
NUTLATCH CAM
INBD 0.15 INCH MINIMUM
MASTER LATCH LOCK HANDLE STOP LATCH LOCK SECTOR AND LATCH CAM
B
(SHOWN IN UNLOCKED POSITION) D-D
Master Latch Lock Mechanism Adjustment Figure 501 (Sheet 3)
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MAINTENANCE MANUAL
CARGO DOOR
JUNCTION BOX
LIFT
MECHANISM
DOOR
ATTACHMENT
HOOK MECHANISM
SEE A
GUIDE
ROLLER
LOWER CARGO DOOR (EXAMPLE)
Hook Mechanism Adjustment Figure 502 (Sheet 1)
GUIDE
ROLLER
H48486
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A
747-400 MAINTENANCE MANUAL
DOOR RESTRAINT
B
A
C C
A
B
HOOK PUSHROD HOOK TORQUE TUBE HOOK HOOK BELLCRANK FWD (2 LOCATIONS) ACTUATOR (2 LOCATIONS)
HOOK MECHANISM
A CLEARANCE BETWEEN
HOOK AND RAMP AND ROLLER
STOP BOLT
SEE B ROLLER
RAMP
RIG PIN HOLE LCD-1 (7)HOOK OPEN STOP BOLT HOOK (2 LOCATIONS)
DOOR FRAME DOOR
A-A
0.032 B-B
INCH
0.001
CLEARANCE AT FORWARD
PULL-IN HOOK
AND AFT HOOKS 0.08
0.05 INCH
HOOK (SHOWN IN DOOR
0.02
RIGGED OPEN
POSITION)
HOOK PIN ON BODY
STOP BOLT HOOK OPEN POSITION AGAINST STOPS HOOKS IN FULL OPEN
ADJUST WASHERS TO GET NECESSARY GAP
HOOK AND STOP BOLT (STOP BOLT) HOOK AND STOP BOLT (PULL-IN HOOK PIN)
B B
Hook Mechanism Adjustment
Figure 502 (Sheet 2)
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MAINTENANCE MANUAL
REMOVE WASHERS TO
PLATE
C-C
0.51
INCH
0.35
0.40
0.35 INCH
0.24 (AIRPLANE WITH NO FUEL, NO CARGO AND ON LANDING GEAR)
A BEARING RETAINER PLATE IS INSTALLED ACROSS THE END OF THE HOUSING ON SOME INSTALLATIONS 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(9)
