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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
 S 865-043
 (15)
 Open the 7F15 EIU R circuit breaker on the P7 overhead circuit breaker panel.

 S 715-045

 (16)
 Make sure that the status of this bit on label 003 is as follows:

 ___________________ARMING SWITCH BIT __________ DESCRIPTION
___ BIT STATUS ___________ BODY GEAR STRNG ARM 16 1 CLOSED
 S 865-047
 (17)
 Close the 7F10 EIU C circuit breaker on the P7 overhead circuit breaker panel.

 S 865-046

 (18)
 Open the 7F09 EIU L circuit breaker on the P7 overhead circuit breaker panel.

 S 715-048

 (19)
 Make sure that the status of this bit on label 003 is as follows:

 ___________________ARMING SWITCH BIT __________ DESCRIPTION
___ BIT STATUS ___________ BODY GEAR STRNG ARM 16 1 CLOSED
 S 865-049
 (20)
 Close the 7F09 EIU L circuit breaker on the P7 overhead circuit breaker panel.

 S 865-050

 (21)
 Close the 7F15 EIU R circuit breaker on the P7 overhead circuit breaker panel.

 S 745-051

 (22)
 Do a check of the body gear steering operation for a right-hand turn:

 (a)  
Push the PREVIOUS PAGE button on the CDU until you get to page seven.

 (b)  
Make sure that the status of this bit on label 004 is as follows:

 PRESSURE SWITCH_________________ BIT __________ DESCRIPTION
___ BIT STATUS ___________ R BODY GEAR PRESS 15 1 PRESSURE
 (c)  
Make sure that the message BODY GEAR STRG does not come into view on the upper EICAS display.

 (d)  
Move the Captain's Tiller for a right-hand turn (CW) until the nose gear angle shown on the protractor (decal) is 23.75 to 24 degrees.

 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL

 (e)  
Push the PREVIOUS PAGE button on the CDU until you get to page four.

 (f)  
Make sure that the status of these bits on label 271 on the CDU

 (g)  
Push the NEXT PAGE button until you get to page five.

 (h)  
Make sure that the status of these bits on label 273 on the CDU display are as follows:

 display are as follows:
 PRIMARY LOCK SWITCHES_____________________  BIT___  BIT STATUS__________  DESCRIPTION___________
 R BODY GR STRNG LEFT  26  0  UNLOCKED
 L BODY GR STRNG LEFT  29  0  UNLOCKED

 ALTERNATE LOCK SWITCHES_______________________ BIT __________ DESCRIPTION
___ BIT STATUS ___________ R BODY GR STRNG LEFT 26 0 UNLOCKED L BODY GR STRNG LEFT 29 0 UNLOCKED
 S 715-069
 (23) Do a check of the Take-Off Configuration Warning:
 WARNING: MAKE SURE THAT PERSONS AND EQUIPMENT ARE CLEAR OF THE LE
_______ AND TE FLAPS AND FLAP DRIVE MECHANISMS BEFORE YOU MOVE THE FLAP CONTROL LEVER. WITH HYDRAULIC POWER REMOVED, THE FLAPS WILL MOVE AUTOMATICALLY BY ELECTRICAL POWER WHEN YOU MOVE THE FLAP CONTROL LEVER. THIS CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
 (a)  
Move the flaps to the "Take-Off" position (10-20 degrees).

 (b)  
Move the stabilizer to the "Mid-Band" position.

 (c)  
Move the speed brake handle to the "Down" detent.

 (d)  
Release the parking brake.

 (e)  
Push and hold the CMC CONFIDENCE TEST line select key (LSK), to operate the Takeoff Configuration Check.

 (f)  
Push the CMC T/O WARNING line select key.

 (g)  
Make sure that the aural warning horn sounds.

 (h)  
Make sure that the master warning lights come on.

 (i)  
Make sure that the EICAS "CONFIG GEAR CTR" message comes into view.
　
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