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A 
747-400 
MAINTENANCE MANUAL
QUICK-RELEASE FASTENER (EXAMPLE) 
SILL ROLLER ASSEMBLY 
END LOCK 
FLOOR RECESS
SILL ROLLER ASSEMBLY 
A 
CASTER 
(8 LOCATIONS)
QUARTER-TURN FASTENER (3 LOCATIONS) 
CASTER TRAY (EXAMPLE) 
B 
QUARTER-TURN FASTENER (3 LOCATIONS) 
ROLLER (8 LOCATIONS) 
ROLLER TRAY (EXAMPLE) 
C 
Main Deck Cargo Compartment Cargo Handling Equipment Figure 1 (Sheet 4) 
C85948
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A 747-400 MAINTENANCE MANUAL 
ADJUSTABLE
Main Deck Cargo Compartment Cargo Handling System 
Figure 1 (Sheet 5)
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C85953
A
747-400 MAINTENANCE MANUAL  
RETRACTABLE GUIDE RAIL DSEE 2  
P1A  P2A  P2B  GUIDE RETRACTABLE 
VERTICAL RESTRAINT 
LIFTED POSITION 
FIXED GUIDE 
LOWERED POSITION 
RETRACTABLE GUIDE RAIL 2 D 
2 FOR P1A,P2A, AND P2B PALLET POSITION 
Main Deck Cargo Compartment Cargo Handling SystemFigure 1 (Sheet 6) 
C85956
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A
747-400 
MAINTENANCE MANUAL
ROLLER  
ROLLER SHAFT  OR END STOP END LOCK  
FWD  LEVER (EXAMPLE) SHEAR PLUNGER  (EXAMPLE) LOCK/STOP ROLLER TRAY F 
END LOCK  
END STOP  
LOCK TRAY G 
AFT STOP TRAY H 
Main Deck Cargo Compartment Cargo Handling Equipment 
Figure 1 (Sheet 7)
C85960
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A 
747-400 
MAINTENANCE MANUAL
SIDE LOCK  SIDE LOCK  
(FOR P2A,P2B PALLETS)  (FOR P2B PALLET)  
I  J 
END FITTING 
PARK RAIL SUPPORT 
GUIDE RAIL  
K PARK RAIL SUPPORT 
Main Deck Cargo Compartment Cargo Handling System 
Figure 1 (Sheet 8)
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C85965
BUMPER NOSE RETRACTABLE  A 747-400 MAINTENANCE MANUAL LATCH  
TRACK (REF)  
ABSORBERS SHOCK  
CARRIAGE RETRACTABLE CENTERLINE BUMPER L  
BUMPER  
ABSORBERS SHOCK  VERTICAL RESTRAINT LIP (SWIVELING)  
FIXED CENTERLINE BUMPER M  
SIDE LOCK TIEDOWN FITTING  
INBD  
TIEDOWN FITTING  SIDE GUIDE RAIL N  
Main Deck Cargo Compartment Cargo Handling System Figure 1 (Sheet 9) 
C85972
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