(6)
Install a rigging pin in the cable compensator (AMM 32-51-00/501).

 (7)  
Remove the cover support bracket and the cover.

 S 494-005
 S 014-006
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 S 034-007
 (8)  Loosen the steering cables at the turnbuckles and remove the cables from the trunnion pivot link drum.
 NOTE: The Steering cables (NWS2A, NWS2B) run from the trunnion
____ pivot link down to the forward steering collar.
 E. Remove Nose Gear Steering Actuator (Fig. 401)
 S 014-008
 (1)  
Do this task: "Steering Valve Metering Valve Removal"
 (AMM 32-51-04/401).

 S 014-009

 (2)  
Remove the steering summing mechanism.

 (a)  
Remove the cotter pin, the nut and the pulley bolt from the pulley and remove the pulley from the pulley bracket.

 (b)  
Repeat step (a) for the pulley on the opposite side of the summing mechanism.

 (c)  
Remove the nut, the washer and the bolt which attach the summing mechanism to the steering cylinder upper and lower support plates and remove the summing mechanism.

 S 014-010
 (3)  
Do this task: "Nose Gear Steering Collar Removal"
 (AMM 32-51-06/401).

 S 024-011

 (4)
Remove the steering actuator and the support plates (Fig. 402).

 (a)  
Install the steering cylinder sling to support the steering actuator weight and then remove the upper and lower support plate attach bolts (Fig. 403).

 (b)  
Remove the upper and lower trunnion locknuts (Fig. 402).

 (c)  
Remove the actuators and the support plates.

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747-400
MAINTENANCE MANUAL

STEERING METERING VALVE
VALVE
CRANK

STEERING CYLINDER
RIG PIN UPPER SUPPORT PLATE
NO. 6
STEERING CYLINDER ASSEMBLY (SEE FIG. 402)
STEERING CYLINDER
LOWER SUPPORT PLATE

NWS2A
PULLEY (2 PLACES)
PULLEY BRACKET
(2 PLACES) CONNECTING ROD
FWD
Nose Gear Steering Cylinders Installation
Figure 401

COVER
(GROMMET)
BRACKET
NWS2B
PULLEY BOLT, NUT AND COTTER PIN (2 PLACES)
SUMMING
LEVER
MECHANISM

BOTTOM BRACKET
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MAINTENANCE MANUAL

SEE A
UPPER TRUNNION LOCKNUT 
PLATE STEERING CYLINDER UPPER SUPPORT  BEARING UPPER TRUNNION 
SHOCK STRUT OUTER CYLINDER  OUTER CYLINDER ATTACH LUG  UPPER TRUNNION 
RIGHT STEERING CYLINDER 
CYLINDER ROD 
STEERING COLLAR ASSEMBLY  LEFT STEERING CYLINDER  LOWER TRUNNION 
STEERING CYLINDER LOWER SUPPORT PLATE 
FWD  LOWER TRUNNION BEARING 
LOWER TRUNNION LOCKNUT 

A

Nose Gear Steering Cylinder Support Plates Installation
Figure 402

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