S 434-008
 (2)  
Attach the electrical connectors to the indicator switch.

 (a)  
Install the screws that attach the electrical connectors to the switch connectors.

 D.
Test the Rudder Pedal Steering Indicator Switch

 S 864-012
 (1)  
Provide electrical power (AMM 24-22-00/201).

 S 864-013

 (2)  
Close the following circuit breakers:

 (a)  
P7 Overhead Circuit Breaker Panel
 1) 7C02 FMCS CDU L
 2) 7C03 FMCS CDU CTR
 3) 7C24 FMCS CDU R
 4) 7F08 UPR EICAS
 5) 7F09 EIU L
 6) 7F10 EIU C
 7) 7F11 EFIS R
 8) 7F14 LWR EICAS
 9) 7F15 EIU R
 10) 7F16 EFIS L
 11) 7F22 LANDING GEAR DSP & CONT PRI
 12) 7F23 LANDING GEAR DSP & CONT ALTN
 13) 7F25 PSEU SECT 1
 14) 7F26 PSEU SECT 2
 15) 7G25 NOSE GR STRG PRI
 16) 7G26 NOSE GR STRG ALTN

 (b)  
P414 Power Distribution Center - Left
 1) 414L08 CMC L

 (c)  
P415 Power Distribution Center - Right
 1) 414L39 CMC R

 (d)  
P180 DC Power Distribution Panel
 1) 180 D16 CMC SW
 2) 180 D17 CMC ENABLE

 S 864-020
 (3)  Make sure that the RCDU ground test enable switch is in the "NORM" position.
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

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747-400 MAINTENANCE MANUAL
 (4)  S 864-021Make sure that the ground test enable switch (P461 overhead panel) is in the "ENABLE" position.
 (5)  S 864-022Make sure that the "Flt Control Shutoff Tail Valve" switches No. 1, 2, 3 and 4 on the P461 overhead panel are "CLOSED".
 S 864-015

 WARNING: MAKE SURE THAT PERSONS AND EQUIPMENT ARE CLEAR OF ALL CONTROL
_______ SURFACES BEFORE YOU SUPPLY HYDRAULIC POWER. AILERONS, RUDDERS, ELEVATORS, FLAPS, SPOILERS, LANDING GEAR, AND THRUST REVERSERS CAN MOVE QUICKLY WHEN YOU SUPPLY HYDRAULIC POWER. THIS CAN CAUSE INJURY TO PERSONS AND DAMAGE TO EQUIPMENT.
 (6)  
Pressurize the airplane hydraulic system No. 1 to 2900 to 3150 psig (AMM 29-11-00/201).

 S 864-016

 (7)  
Set the EIU select switch to L (P2-4 panel).

 S 864-017

 (8)  
Select page 2 of the main menu on the MCDU.

 (a)  
Select OTHER FUNCTIONS.

 (b)  
Select INPUT MONITORING.

 (c)  
Enter E/70/270/00 on the MCDU scratch pad on page 1.

 (d)  
Push the line select key 1L on the MCDU.

 (e)  
Make sure that the status of bit 21 on the MCDU display of label 270 on page 1 is a 1 (NG NOT COMPRESSED).

 (f)  
Push the NEXT PAGE button on the MCDU.

 (g)  
Enter E/70/272/00 on the MCDU scratch pad on page 2.

 (h)  
Push the line select key 1L on the MCDU.

 (i)  
Make sure that the status of bit 21 on the MCDU display of label 272 on page 2 is a 1 (NG NOT COMPRESSED).

 (j)  
Push the NEXT PAGE button on the MCDU.

 (k)  
Enter C/026/010/10 on the MCDU scratch pad on page 3.

 (l)  
Push the line select key 1L on the MCDU.

 (m)  
Make sure that the status of bit 19 on the MCDU display of label 010 on page 3 is a 0.

 (n)  
Push the captain's left pedal fully forward and hold in that position.

 (o)  
Make sure that the steering collar index mark is within 2.0 degrees of center.

 (p)  
Release the captain's left pedal.

 S 714-011
 (9)  
Repeat the above check but push the captain's right rudder pedal.

 (a)  
Make sure the results are the same.

 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

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 ALL  ú ú 01 Page 403 ú Oct 18/99
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
　
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