S 744-030
 (15)
 With the tiller moved for a right turn, do the BITE test steps that follow:

 (a)  
Turn Captain's tiller for a right turn (CW) until the nose wheel angle shown on the steering collar decal is 15.50 to

 16.50 degrees.
 (b)  Make sure these for label 273 are as follows:
 ALTERNATE LOCK SWITCHES_______________________ BIT __________ DESCRIPTION
___ BIT STATUS ___________ R BODY GR STRNG LEFT 26 1 LOCKED R BODY GR STRNG RIGHT 27 1 LOCKED L BODY GR STRNG RIGHT 28 1 LOCKED L BODY GR STRNG LEFT 29 1 LOCKED
 (c)  
Push the PREVIOUS PAGE button and go to page 1.

 (d)  
Make sure these bits for label 271 are as follows:

 PRIMARY LOCK SWITCHES_____________________ BIT __________ DESCRIPTION
___ BIT STATUS ___________ R BODY GR STRNG LEFT 26 1 LOCKED R BODY GR STRNG RIGHT 27 1 LOCKED L BODY GR STRNG RIGHT 28 1 LOCKED L BODY GR STRNG LEFT 29 1 LOCKED
 (e)  
Turn the Captain's tiller for a right turn (CW) until the nose wheel angle shown on the steering collar decal is 23.75 to 24 degrees.

 (f)  
Make sure these bits for label 271 are as follows:

 PRIMARY LOCK SWITCHES_____________________  BIT___  BIT STATUS__________  DESCRIPTION___________
 R BODY GR STRNG LEFT  26  0  UNLOCKED
 R BODY GR STRNG RIGHT  27  1  LOCKED
 L BODY GR STRNG RIGHT  28  1  LOCKED
 L BODY GR STRNG LEFT  29  0  UNLOCKED

 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

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747-400 MAINTENANCE MANUAL
 (g)
Push the PREVIOUS PAGE button and go to page 1.

 (h)
Make sure these bits for label 273 are as follows:

 ALTERNATE LOCK SWITCHES_______________________  BIT___  BIT STATUS__________  DESCRIPTION___________
 R BODY GR STRNG LEFT  26  0  UNLOCKED
 R BODY GR STRNG RIGHT  27  1  LOCKED
 L BODY GR STRNG RIGHT  28  1  LOCKED
 L BODY GR STRNG LEFT  29  0  UNLOCKED

 S 864-031
 (16)
 Turn the Captain's tiller to the neutral position.

 S 744-032

 (17)
 With the tiller in the centered position, do the BITE test steps that follow:

 (a)  
Make sure these bits for label 273 are as follows:

 ALTERNATE LOCK SWITCHES_______________________ BIT __________ DESCRIPTION
___ BIT STATUS ___________ R BODY GR STRNG LEFT 26 1 LOCKED R BODY GR STRNG RIGHT 27 1 LOCKED L BODY GR STRNG RIGHT 28 1 LOCKED L BODY GR STRNG LEFT 29 1 LOCKED
 (b)  
Push the PREVIOUS PAGE button and go to page 1.

 (c)  
Make sure these bits for label 271 are as follows:

 PRIMARY LOCK SWITCHES_____________________ BIT __________ DESCRIPTION
___ BIT STATUS ___________ R BODY GR STRNG LEFT 26 1 LOCKED R BODY GR STRNG RIGHT 27 1 LOCKED L BODY GR STRNG RIGHT 28 1 LOCKED L BODY GR STRNG LEFT 29 1 LOCKED
 S 744-033
 (18)
 With the tiller moved for a left turn, do the BITE test steps that follow:

 (a)  
Turn the Captain's tiller for a left turn (CCW) until the nose wheel angle shown on the steering collar decal is 15.50 to

 16.50 degrees.
 (b)  Make sure these bits for label 273 are as follows:
 ALTERNATE LOCK SWITCHES_______________________ BIT __________ DESCRIPTION
___ BIT STATUS ___________ R BODY GR STRNG LEFT 26 1 LOCKED R BODY GR STRNG RIGHT 27 1 LOCKED L BODY GR STRNG RIGHT 28 1 LOCKED L BODY GR STRNG LEFT 29 1 LOCKED
 (c)  
Push the PREVIOUS PAGE button and go to page 1.

 (d)  
Make sure these bits for label 271 are as follows:

 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 32-53-01
 ALL  ú ú 01 Page 408 ú Oct 10/91
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL