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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
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747-400 MAINTENANCE MANUAL
 S 866-013
 (3)  Remove lighting from the main deck cargo compartment if no longer necessary (Ref 33-35-00/001).
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747-400 MAINTENANCE MANUAL
 LOCK/STOP ROLLER AND CASTER TRAYS - REMOVAL/INSTALLATION
________________________________________________________
 1.  General
_______
 A.  This procedure has two tasks. The first task gives instructions to remove the lock/stop roller and caster trays. The second task gives instructions to install the lock/stop roller and caster trays. This procedure also gives instructions to remove and install these components from the trays: the end locks, the end stops, the rollers, and the casters.
 B.  There are three parallel rows of the trays on the left and right sides of the cargo compartment.
 TASK 25-58-01-004-001
 2.  Lock/Stop Roller and Caster Trays Removal (Fig. 401)
_________________________________________
 A.  Access
 (1)  Location Zones
 210 Main Deck

 B.  Remove the Tray
 S 034-002
 (1)  Lift the shear-plunger levers to retract the shear-plunger studs from the floor fittings.
 NOTE: The shear-plunger levers must stay locked in the up position.
____
 S 024-003
 (2)  Move the tray in the inboard direction.
 NOTE: The tension studs on the bottom of the tray must align with
____
 the holes in the floor fittings.

 S 024-017
 (3)  Remove the tray.
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747-400 MAINTENANCE MANUAL
 C. Remove the End Lock or End Stop
 S 034-004
 (1)  
Lift the release-lever(s) to retract the pins from the holes in the side of the tray.

 S 024-005

 (2)  
Remove the end lock or end stop.

 D. Remove the Roller
 S 034-013
 (1)  
Push the head of the quick-release pin while you pull the quick-release pin away from the tray.

 S 024-018

 (2)  
Remove the roller.

 E. Remove the Caster
 S 034-014
 (1)  Lift the shear-plunger levers to retract the shear-plunger studs from the holes in the side of the tray.
 NOTE: The shear-plunger levers must stay locked in the up position.
____
 S 024-019
 (2)  Remove the caster.
 TASK 25-58-01-404-006
 3.  Lock/Stop Roller and Caster Trays Installation (Fig. 401)______________________________________________
 A. Access
 (1)  Location Zones
 210 Main Deck

 B. Install the Tray
 S 214-007
 (1) Make sure the shear-plunger levers are locked in the up position.
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747-400 MAINTENANCE MANUAL
 S 424-008
 (2)  
Put the tray on the inboard side of the floor fittings.
　
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