737-300 400 500 AMM 飞机维护手册 起落架 LANDING GEAR 3(123)

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 (b) Make sure that the nose landing gear will go back to the center
 position in |1-1/4 degrees or less.
 S 825-049
 (5)  Turn the steering wheel (clockwise) to the right side stop position
 and hold.
 (a) Make sure that the nose landing gear will move 78 +1/-2 degrees
 to the right side.
 S 825-050
 (6)  Release the steering wheel.
 (a) Make sure that the steering wheel will go back to the neutral
 position.
 (b) Make sure that the nose landing gear will go back to the center
 position in |1-1/4 degrees or less.
 S 825-051
 (7)  Turn the steering wheel (counterclockwise) sufficiently to move the
 nose landing gear to the left side 70 |7 degrees and hold.
 S 485-082
 (8)  Attach the spring scale to the steering wheel.
 NOTE: The maximum load necessary for the steering wheel edge to____
 move the steering (78 +1/-2 degrees more to the left side) is
 13 pounds.

 S 845-052
 (9)  Move the nose landing gear to the right side and repeat steps (7) and (8).
 NOTE: The result should be the same.
____
 S 095-053
 (10) Remove the spring scale from the steering wheel.
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

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737-300/400/500MAINTENANCE MANUAL
 S 825-054
 (11)
 Turn the steering wheel as quickly as possible (counterclockwise) to the left side stop position and hold.

 (a)  
Make sure that the total time necessary for the nose landing gear to move (which is from the centered position to the stop position) is not more than 6 seconds.

 (b)  
Make sure that there is no sign of chatter or an irregular operation.

 S 825-055
 (12)
 Release the steering wheel.

 S 715-075

 (13)
 Move the nose landing gear to the right side and repeat steps (11) and (12).

 NOTE: The results should be the same.
____
 S 715-076
 (14)
 Slowly push the left rudder pedal forward until you can monitor the first movement of the steering (nose landing gear).

 (a)  
Make sure that the rudder pedal travel is not more than 0.85 inch.

 S 715-077
 (15) Use the right rudder pedal and repeat step (14).
 NOTE: The result should be the same.
____
 S 825-056
 (16)
 Push the left rudder pedal forward until it touches the rudder quadrant stop.

 (a)  
Make sure that the nose landing gear will move to the left side 7-1/4 |1 degrees.

 S 825-057
 (17)
 Release the rudder pedal.

 (a)  
Make sure that the rudder pedals will go back to its neutral position.

 (b)  
Make sure that the nose landing gear will go back to its centered position in |1-1/4 degrees or less.

 S 825-058
 (18) Move the nose landing gear to the right side and repeat steps (16) and (17).
 NOTE: The results should be the same.
____
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

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A
737-300/400/500MAINTENANCE MANUAL
 G. Put the Airplane in its Usual Condition.
 S 095-059
 (1)  
Remove the turning plates that had grease.

 S 845-078

 (2)  
If it is not necessary for hydraulic power on the airplane, close the source.

 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

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