(b)
Move the lower end fitting forward or aft until there is a clearance of 0.11-0.13 inch as shown in Fig. 401 (Detail O).
(c)
Align the two end fittings.
(d)
Tighten the two hex nuts to 90-125 pound-inches.
L. Install the Stowage Support for the Transition Guide Rail (P29th pallet position)
S 434-052
(1)
Lift the shear-plunger lever to retract the shear-plunger stud.
S 424-053
(2)
Engage the tension studs on the bottom of the stowage support with the holes in the seat track.
S 434-114
(3)
Move the stowage support approximately 0.50 inch in the forward or aft direction.
NOTE: The shear-plunger stud must align with the hole in the seat
____
track.
S 434-054
(4) Lower the shear-plunger lever to extend the shear-plunger stud into the hole in the seat track.
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747-400 MAINTENANCE MANUAL
M. Install the Aft Outboard Guide/Restraint Rails (P29th pallet position)
S 434-055
(1)
Lift the shear-plunger levers on the rail supports to retract the shear-plunger studs.
S 424-056
(2)
Engage the tension studs on the bottom of the rail supports with the holes in the seat track and floor fittings.
S 434-115
(3)
Move the guide/restraint rail approximately 0.50 inch in the forward or aft direction.
NOTE: The shear-plunger studs must align with the holes in the
____
seat track or floor fittings.
S 434-057
(4)
Lower the shear-plunger levers to extend the shear-plunger studs into the holes in the seat track or floor fittings.
S 434-116
(5)
For the guide/restraint rail at STA 2250-2360 (right), connect the transition guide rail to the forward end of the guide/restraint rail.
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
VERTICAL AND SIDE RESTRAINT/CASTER UNIT - REMOVAL/INSTALLATION
______________________________________________________________
1. General
_______
A. This procedure has two tasks. The first task gives instructions to remove the vertical and side restraint/caster unit (referred to as the restraint/caster unit). The second task gives instructions to install the restraint/caster unit.
TASK 25-58-03-004-001
2. Vertical and Side Restraint/Caster Unit Removal (Fig. 401)
_______________________________________________
A. References
(1)
25-57-04/401, Caster/Roller Trays
(2)
25-58-02/401, Outboard Guide/Restraint Rails
B. Access
(1) Location Zone
210 Main Deck
C. Remove the Restraint/Caster Unit
S 014-002
(1)
Remove the caster tray adjacent to the restraint/caster unit (Ref 25-57-04/401).
S 014-012
(2)
Remove the guide rail adjacent to the restraint/caster unit (Ref 25-58-02/401).
S 034-026
(3)
Lift the shear-plunger lever to release the restraint/caster unit from the floor fittings.
NOTE: The shear-plunger lever is at the aft end of the
____ restraint/caster unit on the inboard side.
S 034-004
(4) Move the restraint/caster unit approximately 0.50 inch in the forward direction.
NOTE: The tension studs on the bottom of the restraint/caster unit
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