S 415-012
(2)
Remove the door lining if it was not removed.
S 865-013
(3)
Supply electrical power (Ref 24-22-00/201).
H.
Adjust the Side Cargo Door Mechanisms (Fig. 501 through 509)
(1)
Adjust the Master Latch Lock Mechanism as follows (Fig. 501)
S 825-014
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747-400 MAINTENANCE MANUAL
FWD PRESSURE RELIEF DOOR DRIPSHIELDMASTER LATCH (2 LOCATIONS)LOCK HANDLE
MASTER LATCH
PRESSURE RELIEF LOCK MECHANISM
DOOR TORQUE TUBE
HOOK ACTUATOR
LATCH ACTUATOR
MASTER LATCH LOCK SECTOR (10 LOCATIONS)
PRESSURE RELIEF DOOR
PRESSURE RELIEF
DOOR TORQUE TUBE
A
PRESSURE RELIEF DOOR PUSHROD
MASTER LATCH
CA
LOCK EXTERIOR HANDLE
B
MANUAL HANDLE STOP
SEE A
CB
MASTER LATCH LOCK
LOCK SECTOR
TORQUE TUBE
LATCH CAM
(10 LOCATIONS)
FWD (10 LOCATIONS)
MASTER LATCH LOCK MECHANISM
Master Latch Lock Mechanism Adjustment
Figure 501 (Sheet 1)
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H36189
A
747-400
MAINTENANCE MANUAL
MASTER LATCH LOCK TORQUE TUBE
SECTOR
B-B
Master Latch Lock Mechanism Adjustment Figure 501 (Sheet 2)
H36196
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A
747-400
MAINTENANCE MANUAL
LOWER LINK
C-C
Master Latch Lock Mechanism Adjustment Figure 501 (Sheet 3)
H36225
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A
747-400
MAINTENANCE MANUAL
FWD
HOOK
RESTRAINT
MECHANISM
HOOK ACTUATOR
(2 LOCATIONS)
LATCH ACTUATOR HOOK MECHANISM
HOOK RESTRAINT SOLENOID (2 LOCATIONS)
HOOK SHAFT
HOOK RESTRAINT ARM
(2 LOCATIONS)
(2 LOCATIONS)
A B
HOOK ACTUATOR (2 LOCATIONS)
B
A HOOK SHAFT HOOK TORQUE
PUSHROD TUBE
(2 LOCATIONS) (2 LOCATIONS)
HOOK
(2 LOCATIONS)
HOOK MECHANISM
Hook Mechanism Adjustment Figure 502 (Sheet 1)
H36234
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747-400 MAINTENANCE MANUAL
INBD
HOOK RESTRAINT
ARM
HOOK
TORQUE
TUBE
RESTRAINT
ARM STOP
HOOK
SHAFT RESTRAINT
PUSHROD SOLENOID
RIG PIN HOLE
HOOK (SCD-5)
SEE A
HOOK
HOOK SHAFT
CLOSED
SWITCH
HOOK OPEN
SWITCH SOLENOID
PLUNGER EYEBOLT
A-A RESTRAINT ARM EYEBOLT TO
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